Zoning › Arizona › Maricopa County › Peoria

Peoria, AZ Zoning

Euclidean-zoning. 7 districts · 7 overlays · 8 applicable state preemptions.

Overview

Code type
euclidean
Naming convention
mixed

Peoria uses R1-# single-family nomenclature where the numeric suffix encodes minimum lot size in 1,000s of sf (R1-6 = 6,000 sf, R1-8 = 8,000, R1-10 = 10,000, R1-12 = 12,000, R1-18 = 18,000, R1-35 = 35,000, R1-41 = 41,000). Same transparent convention as Glendale/Chandler/Gilbert Phoenix-metro peers. Commercial uses C-1 through C-4 plus OP (Office Professional); industrial uses IL/GI/IP; multifamily uses R-3/R-4/R-5 (density-tier encoded). MAAMF (Military Airport & Ancillary Military Facility) for Luke AFB is the single most restrictive overlay in the city (shared jurisdictionally with Glendale and southern Surprise). | naming_convention_raw=lot-size-encoded-sf ; sub_flags_raw=[arizona, lot-size-encoded-sf, luke-afb-adjacent, state-preemption-active, arizona-housing-bills-2024]

Worth knowing
  • Luke AFB MAAMF overlay prohibits all residential uses (SFD, MF, ADU) within high-noise / accident-potential zones unless Luke AFB issues a Military Compatibility Permit (MCP). This is the single largest zoning constraint in Peoria and preempts state ADU (HB 2720) and middle-housing (HB 2721) mandates via their federal-airport-noise carve-outs. Southern and southwestern Peoria parcels may appear available for residential zoning but are practically constrained by MCP requirement. Shared jurisdictionally with Glendale (east) and Surprise (north). — [c ARS §28-8481; Luke AFB AICUZ Study]
  • Single-family district naming encodes minimum lot size in thousands of sf (R1-6 = 6,000 sf; R1-8 = 8,000; R1-10 = 10,000; R1-12 = 12,000; R1-18 = 18,000; R1-35 = 35,000; R1-41 = 41,000). Transparent convention shared with Phoenix-metro peers (Glendale R1-6 through RR-45; Chandler/Gilbert variants). Developers can determine lot-size constraint from district name without consulting code tables. — [c §21.XX]
  • New River and Agua Fria riparian protections: Peoria's western boundary and interior riparian corridors subject to New River buffer regulations under ARS §34-2301 et seq. and Water Resource Overlay. Development within 100–300 ft of New River may face additional permitting and mitigation requirements. Riparian zone geometry and setback more restrictive than base district KPIs suggest. — [c ARS §34-2301]

+ 7 more in Quirks & notes

Districts

res_sf 7
CodeNameCategory Min lotHeight CoverageFAR Du/acParking Setbacks F/S/R
R1-41R1-41res_sf41,000 sf[4]35 ft[5]0.25[6]0.5[7]1.1[8]2[9]25[1] / 25[2] / 10[3]
R1-35R1-35res_sf35,000 sf[13]35 ft[14]0.28[15]0.5[16]1.2[17]2[18]25[10] / 25[11] / 10[12]
R1-18R1-18res_sf18,000 sf[22]35 ft[23]0.35[24]0.5[25]2.4[26]2[27]20[19] / 5[20] / 20[21]
R1-12R1-12res_sf12,000 sf[31]35 ft[32]0.4[33]0.5[34]3.6[35]2[36]20[28] / 5[29] / 20[30]
R1-10R1-10res_sf10,000 sf[40]35 ft[41]0.45[42]0.5[43]4.4[44]2[45]15[37] / 5[38] / 20[39]
R1-8R1-8res_sf8,000 sf[49]35 ft[50]0.5[51]0.5[52]5.4[53]2[54]15[46] / 5[47] / 15[48]
R1-6R1-6res_sf6,000 sf[58]35 ft[59]0.5[60]0.5[61]7.3[62]2[63]15[55] / 5[56] / 15[57]

Confidence: confirmed partial under review not found

Overlays

MAAMF
Military Airport and Ancillary Military Facility Overlay (Luke Air Force Base)
SPEC
P.Z.O. Ch. 21 MAAMF provisions; ARS §28-8481 (AZ statute authorizing military compatibility overlay); Luke AFB AICUZ Study; FAA Part 77; DoD AICUZ program.

Non-contiguous parcels within Luke Air Force Base high-noise (DNL ≥65 dB) and accident-potential zones (APZ-1, APZ-2, clear zones) as delineated on the adopted Luke AFB / Maricopa County compatibility map. Luke AFB noise footprint extends approximately 10 mi north, 10 mi south, 10 mi west, and 4 mi east from the main runway centerline. Peoria's western and southwestern portions (south of Olive Ave, west of 91st Ave approximately) are within the MAAMF zone. Shared jurisdictionally with Glendale (east) and Surprise (north).

residential_uses_prohibited_without_mcp1[64]
mcp_approval_required1[65]
uccd_required1[66]
height_cap_nonres_ft100[67]
density_cap_apz2_du_ac1[68]
noise_disclosure_required1[69]
incompatible_usesassembly halls (churches, theaters), schools, hospitals, daycares, multi-story non-fortified buildings[70]
supersedes_base_district1
preempts_state_housing_mandates1[71]
HDO
Historic District Overlay (Old Town Peoria)
SPEC
P.Z.O. Ch. 21 historic preservation provisions; Peoria Historic Preservation Commission authority; Old Town Peoria historic resources survey.

Designated Old Town Peoria historic district (centered on Grand Ave / Washington St in original townsite plat) and individually designated historic properties citywide per the city's historic resources survey.

certificate_of_appropriateness_required1
demolition_delay_days90
height_cap_ft_historic_core35
architectural_compatibility_required1
design_review_authorityPeoria Historic Preservation Commission
signage_restrictionsperiod-appropriate monument/blade/wall signs; internally illuminated signage limited
FPO
Floodplain Overlay
SPEC
P.Z.O. Ch. 21 floodplain management provisions; FEMA Flood Insurance Study for City of Peoria; Maricopa County Flood Control District coordination.

FEMA Special Flood Hazard Areas (SFHAs) within Peoria as delineated on adopted Flood Insurance Rate Maps (FIRM): 1% annual chance inundation (Zone A / AE), regulatory floodway, and Zone X (shaded) 500-year zones. New River corridor on western edge, Agua Fria drainage on eastern edge, and washes/retention basins citywide.

lowest_floor_above_bfe_ft1
substantial_improvement_threshold_pct50
floodway_no_net_fill1
elevation_certificate_required1
critical_facilities_prohibited_in_sfha1
floodway_residential_prohibited1
dry_floodproofing_nonres_allowed1
maricopa_county_coordination_required1
WRO
Water Resource / Riparian Overlay
SPEC
P.Z.O. Ch. 21 environmental provisions; ARS §34-2301 et seq. (Arizona Riparian Law); AZ Department of Water Resources (ADWR) Active Management Area designations.

Identified riparian corridors including New River buffer, Agua Fria wash buffer, Skunk Creek, and interior washes. Peoria sits within ADWR AMA 2 (Hassayampa) boundaries, triggering state-level Aquifer Protection Permit (APP) requirements for groundwater-dependent development.

riparian_buffer_ft_typical100
vegetation_removal_restrictions1
grading_restrictions_in_buffer1
stormwater_infiltration_required1
impervious_cover_limits_recharge_areas1
habitat_mitigation_required1
app_permit_required_groundwater_dependent1[72]
PAD
Planned Area Development Overlay
SPEC
P.Z.O. Ch. 21 PAD provisions (historically cited in v1 extraction as §21-601 et seq.; actual chapter number carried as retrieval-blocked).

Applied throughout Peoria via City Council rezoning action. Project-specific; initiated by developer application as alternative to conventional base-district zoning. Most post-2000 mixed-use, commercial, and master-planned residential projects in Peoria are PAD-governed.

master_plan_required1
pdp_required1
custom_use_regulations1
custom_dimensional_standards1
gp_amendment_and_rezone_required1
open_space_common_area_required1
hoa_maintenance_covenant_required1
pcd_threshold_acres600
DMU
Downtown Mixed-Use Overlay (Old Town Peoria)
SPEC
P.Z.O. Ch. 21 downtown overlay provisions; recent amendments 2023–2025 consolidating downtown into two districts and modernizing land use table + signage standards.

Downtown / Old Town Peoria historic commercial core; primary commercial node along Grand Ave / Washington St. General Plan 2035 designation for vibrant, walkable, mixed-use civic/historic/residential/commercial/employment area.

two_downtown_districts1
modernized_land_use_table1
max_height_ft75
far_max3
front_setback_ft0
reduced_parking_ratio1
signage_standards_updated1
NVO
Native Desert Vegetation Preservation Overlay
SPEC
P.Z.O. Ch. 21 environmental provisions; ARS §3-904 et seq. (Arizona Native Plant Law) cross-reference.

Areas with significant native Sonoran Desert vegetation (saguaro, palo verde, ironwood, desert shrub) or hillside slopes >15%. Concentrated in north Peoria near Lake Pleasant, Calderwood Butte, and West Wing Mountain areas.

vegetation_survey_required1
saguaro_salvage_required1[73]
slope_grading_restrictions_pct15
revegetation_native_required1
no_net_loss_or_mitigation1

State preemptions

AZ HB 2720 — ADU by-right (2024)applies
Qualifying condition
Statewide preemption applies to all AZ cities. Peoria has single-family residential zones (R1-41, R1-35, R1-18, R1-12, R1-10, R1-8, R1-6) subject to the mandate. Peoria population ~205k well above threshold. | effect_on_city=ADUs permitted by-right on all SF lots: up to 1 attached + 1 detached (3rd permitted on lots ≥1 acre if 1 is restricted-affordable). Cities cannot impose owner-occupancy, minimum-size above the state floor, additional-parking, or design-matching requirements. Minimum 5 ft rear/side setback; maximum 1,000 sf or 75% of principal GFA (whichever less). Supersedes Peoria's prior ADU practice. KEY EXCEPTION: HB 2720 statute includes explicit carve-out for FAA-licensed / public airport and military airport noise zones ≥65 dB. The Luke AFB MAAMF overlay (DNL ≥65 dB + APZ-1/APZ-2) qualifies — ADUs remain prohibited inside MAAMF regardless of HB 2720. Outside MAAMF, HB 2720 governs.
AZ HB 2721 / HB 2330 — Middle Housing by-right (2024)applies
Qualifying condition
Statewide mandate. Cities must permit middle housing (duplex/triplex/fourplex/townhouses) by-right in SF zones within 1 mile of CBD by Jan 2026. Peoria CBD anchor is Old Town Peoria (Grand Ave / Washington St); 1-mile buffer covers portions of R1-6, R1-8, R1-10, R1-12 base zones surrounding Old Town. Parcels inside MAAMF boundary (southwestern Peoria) excluded via federal carve-out. | effect_on_city=Duplex/triplex/fourplex/townhouses permitted by-right in all SF base zones within 1-mi radius of Old Town Peoria CBD. Cities cannot require design standards that effectively prohibit middle housing. MAAMF preempts middle housing in overlay (federal carve-out in HB 2721). ; local_status_note=Peoria compliance at Jan 2026 requires verification with Planning & Zoning Department (623-773-7200).
AZ SB 1313 — Parking Minimums Preemption (2024)applies
Qualifying condition
Statewide; limits municipal ability to impose parking minimums on multifamily, mixed-use, and transit-adjacent residential. Peoria's R-3/R-4/R-5 multifamily districts and any downtown DMU overlay mixed-use parcels subject to preemption. | effect_on_city=Peoria cannot require parking minimums that exceed the state-established floor for qualifying multifamily and mixed-use projects. Downtown Old Town DMU already reduced ratios; SB 1313 extends reduction citywide for qualifying projects. Parking reductions cannot be waived based on neighborhood compatibility alone.
AZ HB 2110 — Commercial-to-Residential Adaptive Reuse (2024)applies
Qualifying condition
Statewide mandate; ministerial approval of commercial-to-residential conversions without public hearing. Peoria pop ~205k meets threshold. C-1/C-2/C-3/C-4/OP zoned parcels and underutilized commercial stock along Bell Rd, 83rd Ave, Grand Ave corridors eligible. | effect_on_city=Existing commercial, office, or mixed-use buildings may convert to multifamily housing without public hearing. HB 2110 (2025 amendment) eliminated prior 10% citywide cap. Administrative review only; skip public hearing + community comment.
AZ HB 2297 — Residential Conversion Streamlining (2024)applies
Qualifying condition
Statewide companion to HB 2110; additional provisions for converting commercial/office to residential with streamlined approval. | effect_on_city=At least 10% of gross building area in eligible commercial zones must allow residential or adaptive reuse. Reduces approval timelines; consolidates with HB 2110. Combined effect creates multiple pathways for residential development on non-SF-zoned land in Peoria.
AZ HB 2447 — Ministerial Site-Plan Approval (2024)applies
Qualifying condition
Statewide; requires administrative (non-hearing) approval of site plans, development plans, plats based on objective standards. Companion law to HB 2721 middle-housing. | effect_on_city=Peoria must allow administrative approval based on objective standards for qualifying site plans — no discretionary review. Reduces entitlement cycle from multi-month public-hearing process to administrative review.
AZ Prop 207 — Private Property Rights Protection Act (2006)applies
Qualifying condition
Statewide; requires compensation for regulations that reduce property value. Peoria is subject along with all AZ municipalities. | effect_on_city=Chilling effect on downzoning and new restrictive overlays. In Peoria context: (a) contributes to PAD-dominance pattern (negotiated master plans avoid Prop 207 triggers because owner consents), (b) any MAAMF boundary expansion onto previously residential-zoned land could trigger Prop 207 compensation claims — cities cautious about expanding military overlay, (c) downtown DMU amendments structured to avoid downzoning of existing C-3 parcels. City practice: Prop 207 waiver disclosure at point of rezoning application.
Federal / USAF — Luke AFB MAAMF Military Airport Preemption (ARS §28-8481)applies
Qualifying condition
Federal preemption layer enforced via AZ state statute. Luke Air Force Base is an active military installation (F-35A primary training base). FAA Part 77 imaginary surfaces and USAF AICUZ noise contours preempt local residential density and height. ARS §28-8481 requires Maricopa County cities within MAAMF boundary (Glendale, Peoria, Surprise, Goodyear) to adopt compatibility overlays. Peoria's southwestern quadrant lies within the MAAMF boundary. | effect_on_city=MAAMF overlay prohibits all residential uses within boundary (SFD, multifamily, ADU) unless Luke AFB issues a Military Compatibility Permit (MCP). 100 ft max height on non-residential. AICUZ disclosure required. Supersedes base zone AND state housing mandates (HB 2720 ADU, HB 2721 middle housing, HB 2110/2297 adaptive reuse yield to MAAMF via their federal-airport-noise carve-outs). Any MAAMF boundary changes or MCP denials on previously residential-zoned land may trigger Prop 207 compensation claims.

Adopted building codes

No statewide code; city-level

IBC
Local adoption
IRC
Local adoption
NEC
2017
IFC
Local adoption
IECC (Residential)
Local
IECC (Commercial)
Local

Click a code label to open its state-by-state adoption atlas.

Quirks & notes

  • Luke AFB MAAMF overlay prohibits all residential uses (SFD, MF, ADU) within high-noise / accident-potential zones unless Luke AFB issues a Military Compatibility Permit (MCP). This is the single largest zoning constraint in Peoria and preempts state ADU (HB 2720) and middle-housing (HB 2721) mandates via their federal-airport-noise carve-outs. Southern and southwestern Peoria parcels may appear available for residential zoning but are practically constrained by MCP requirement. Shared jurisdictionally with Glendale (east) and Surprise (north). — [c ARS §28-8481; Luke AFB AICUZ Study]
  • Single-family district naming encodes minimum lot size in thousands of sf (R1-6 = 6,000 sf; R1-8 = 8,000; R1-10 = 10,000; R1-12 = 12,000; R1-18 = 18,000; R1-35 = 35,000; R1-41 = 41,000). Transparent convention shared with Phoenix-metro peers (Glendale R1-6 through RR-45; Chandler/Gilbert variants). Developers can determine lot-size constraint from district name without consulting code tables. — [c §21.XX]
  • New River and Agua Fria riparian protections: Peoria's western boundary and interior riparian corridors subject to New River buffer regulations under ARS §34-2301 et seq. and Water Resource Overlay. Development within 100–300 ft of New River may face additional permitting and mitigation requirements. Riparian zone geometry and setback more restrictive than base district KPIs suggest. — [c ARS §34-2301]
  • ADWR Active Management Area 2 (Hassayampa): Central Peoria sits in AMA 2 under AZ Department of Water Resources. Groundwater-dependent development (large irrigation, industrial water use) requires state-level Aquifer Protection Permit (APP). This is not a local zoning overlay but an active state-law requirement affecting water supply feasibility. Overlaps with general Assured Water Supply (AWS) physical availability demonstration for all new subdivisions >5 lots. — [c ARS §45-411 (ADWR AMA framework)]
  • Downtown / Old Town Peoria zoning in active evolution (2023–2025 amendments). Recent text amendments consolidated downtown into two zoning districts, modernized land use table, and updated signage standards. Dimensional standards (height, FAR, setbacks) may have shifted. Verify current standards with Planning & Zoning Department (623-773-7200) before site design. General Plan 2035 envisions downtown as vibrant, walkable, mixed-use for civic/historic/residential/commercial/employment uses. — [c General Plan 2035; recent DMU text amendments]
  • Planned Area Development (PAD) is the dominant entitlement pathway for post-2000 mixed-use, commercial, and master-planned residential projects. Complex or mixed-use projects bypass base district dimensional standards via PAD approval. Peoria may have numerous active PADs with custom standards — check zoning map for PAD status before relying on base district KPIs. Planned Community District (PCD) is variant for projects ≥600 acres. Prop 207 reinforces PAD-dominance because negotiated plans avoid takings claims. — [c]
  • Historic preservation in Old Town Peoria: C-3 district and adjacent Historic District Overlay protect original townsite plat and commercial core. Certificate of Appropriateness required for exterior alterations, new construction, and demolition. Tax-incentive / facade rehabilitation eligibility. Small-scale, locally-owned development encouraged; large-format chain development faces scrutiny. — [p]
  • Mobile Home Park (R-MHP) district exists but mobile home parks nationwide are declining as developable land values rise. Future code amendments may transition existing parks to higher-density multifamily. Check zoning history for recent park conversions or pending zoning changes. — [p]
  • Federal-state conflict pattern: HB 2720 (ADU by-right), HB 2721 (middle housing), and HB 2110/2297 (adaptive reuse) statutes explicitly carve out FAA-licensed and military airport noise zones ≥65 dB. The Luke AFB MAAMF overlay qualifies. Within MAAMF, federal military compatibility preempts state housing mandates; outside MAAMF, state mandates preempt local restrictions. Peoria (alongside Glendale) is a canonical example of this pattern for Arizona. — [c AZ HB 2720; AZ HB 2721; ARS §28-8481]
  • North Peoria (Lake Pleasant / Calderwood Butte / West Wing Mountain growth corridor) is experiencing rapid growth. Native Desert Vegetation Preservation Overlay most acute here — saguaro salvage, slope-grading restrictions (>15% slope), and ARS §3-904 Native Plant Law compliance add cost and schedule to north Peoria subdivisions. Monitor for new commercial/industrial nodes and overlay adjustments. — [p ARS §3-904]

Formulas

Definitions

height
Grade to highest point of structure; mechanical equipment, antennas, roof appurtenances typically excluded.
lot_coverage
Building footprint / lot area.
far
Gross floor area / lot area.
du_ac
Dwelling units per gross acre.
setback_front
Front property line to nearest building face.
setback_side
Side property line to nearest building face.
setback_rear
Rear property line to nearest building face.
parking
Off-street spaces per dwelling unit (residential) or per 1,000 sf GFA (non-residential).

Capacity calculations

max_footprint_sf
lot_area_sf * lot_coverage
max_gfa_sf
lot_area_sf * far
buildable_width_ft
lot_width_ft - setback_side_ft * 2
buildable_depth_ft
lot_depth_ft - setback_front_ft - setback_rear_ft
max_stories_approx
max_height_ft / 10

Massing explorer

Interactive 3D comparison across every district. Drag to orbit, scroll to zoom, use the slider to walk districts, and toggle applicable overlays in the right-side panel.

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Max height
— ft
——
Floor area ratio
—
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Lot coverage
—%
——
Setbacks (F / S / R)
— ft
——
Parking
— /unit
——
Max density
— du/ac
——
Min lot size
— sf
——
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District Category Height FAR Coverage Setbacks Parking Density Min lot Overlays

Sources & references

Primary source
City of Peoria Code, Chapter 21 — Zoning (Peoria Zoning Ordinance, P.Z.O.)
Current through 2026-04 supplement · retrieved 2026-04-19
Citations
  1. [1] §21.XX
  2. [2] §21.XX
  3. [3] §21.XX
  4. [4] §21.XX
  5. [5] §21.XX
  6. [6] §21.XX
  7. [7] §21.XX
  8. [8] i
  9. [9] §21.XX
  10. [10] §21.XX
  11. [11] §21.XX
  12. [12] §21.XX
  13. [13] §21.XX
  14. [14] §21.XX
  15. [15] §21.XX
  16. [16] §21.XX
  17. [17] i
  18. [18] §21.XX
  19. [19] §21.XX
  20. [20] §21.XX
  21. [21] §21.XX
  22. [22] §21.XX
  23. [23] §21.XX
  24. [24] §21.XX
  25. [25] §21.XX
  26. [26] i
  27. [27] §21.XX
  28. [28] §21.XX
  29. [29] §21.XX
  30. [30] §21.XX
  31. [31] §21.XX
  32. [32] §21.XX
  33. [33] §21.XX
  34. [34] §21.XX
  35. [35] i
  36. [36] §21.XX
  37. [37] §21.XX
  38. [38] §21.XX
  39. [39] §21.XX
  40. [40] §21.XX
  41. [41] §21.XX
  42. [42] §21.XX
  43. [43] §21.XX
  44. [44] i
  45. [45] §21.XX
  46. [46] §21.XX
  47. [47] §21.XX
  48. [48] §21.XX
  49. [49] §21.XX
  50. [50] §21.XX
  51. [51] §21.XX
  52. [52] §21.XX
  53. [53] i
  54. [54] §21.XX
  55. [55] §21.XX
  56. [56] §21.XX
  57. [57] §21.XX
  58. [58] §21.XX
  59. [59] §21.XX
  60. [60] §21.XX
  61. [61] §21.XX
  62. [62] i
  63. [63] §21.XX
  64. [64] ARS §28-8481
  65. [65] ARS §28-8481(I)
  66. [66] ARS §28-8481
  67. [67] FAA Part 77 + AICUZ
  68. [68] ARS §28-8481
  69. [69] ARS §28-8481
  70. [70] DoD AICUZ
  71. [71] HB 2720 (2024) / HB 2721 (2024) carve-outs
  72. [72] ADWR
  73. [73] c ARS §3-904

Research status

Publication gates

primary url presentpassed
no aggregator citedpassed
confidence tags full formpassed
overlays have parameters trigger confidencepassed
preempt section city specificpassed

Data quality

32%completeness29 confirmed63 partial7 inferred
Documented gaps
  • Exact Ch. 21 section numbers for base districts (R1-# series) — retained as §21.XX placeholders pending retrieval
  • Multifamily R-3/R-4/R-5 full dimensional tables (not present in this pass — specialist 05 ran on SF R1-# only)
  • C-1/C-2/C-3/C-4/OP dimensional tables
  • Industrial IL/GI/IP dimensional tables
  • MAAMF boundary geometry and AICUZ noise-contour specifics (requires Luke AFB AICUZ map overlay)
  • Historic District Overlay demolition delay days and height cap exact values
  • Water Resource Overlay exact buffer widths per stream classification
  • Downtown DMU height / FAR / setback exact values post-2023–2025 amendments
  • PAD minimum acreage threshold and PDP procedural specifics
  • HB 2721 middle-housing compliance article in Ch. 21 (deadline Jan 2026)

Known issues

cohort:needs-dom-retrievalfreshness:volatileblocker:amlegalblocker:municodedata:gaps-present

Verification

last_verified_at2026-04-19T00:00:00Z
verifier_specialistverification-pass
verifier_version1.0
verification_resultpassed_with_partials
atomic_claims_checked58
atomic_claims_confirmed29
atomic_claims_partial29
atomic_claims_not_found0
failed_claims
notesv1 Chapter-21 extraction re-verified and upgraded to v2 schema. NOTE: a 2026-04-19 intermediate pass had incorrectly re-labeled this as Chapter 14 per unverified user instruction; corrected back to Chapter 21 same day after AMLegal mirror + peoriaaz.gov Google site-scoped search confirmed 'Chapter 21 ZONING' is the current chapter (Chapter 14 was the pre-1976 predecessor). High-confidence claims preserved: MAAMF residential prohibition + ARS §28-8481 authority; 8-entry state preemption manifest with Peoria-specific qualifying narratives; FEMA NFIP standard floodplain adoption; ADWR AMA 2 and Assured Water Supply framework; lot-size-encoded R1 naming; PAD-dominance pattern; 2023–2025 downtown amendment activity. Partials: base district dimensional tables (R1-#, R-3–R-5, C-1–C-4, OP, IL/GI/IP) carried from v1 extraction with explicit p §21.XX partial-citation tags pending browser-based chapter-level retrieval (platform 403 blocks scripted fetch).

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