Sonoma County
Medium metro
FIPS 06097
Profiled Cities (2)
People
486.4K
Population
Census 2025 Est.308.8/sq mi
Density
Census 2025 Est.-0.4%
Growth 2020–25
Census 2020–2025$105K
Median HH Income
ACS 2024 5-yr42.9
Median Age
ACS 2024 5-yr88.7%
Bachelor's+
ACS 2024 5-yr8.9%
Poverty Rate
SAIPE 20245.1%
Uninsured
ACS 2024 5-yr62.6%
Owner-Occupied
ACS 2024 5-yr12.6%
Disability
ACS 2024 5-yr30.0%
Hispanic
ACS 2024 5-yr57.9%
Non-Hisp. White
ACS 2024 5-yr1.5%
Non-Hisp. Black
ACS 2024 5-yrMigration
IRS Statistics of Income county migration. Measures tax filer movement, not Census population counts.
14.1K
Inflow (people)
IRS SOI 2022–2314.3K
Outflow (people)
IRS SOI 2022–23-160
Net Migration
IRS SOI 2022–23Economy
4.1%
Unemployment
BLS LAUS 2025246.6K
Labor Force
BLS LAUS 2025$89K
Per Capita Income
BEA 2024$39.4B
County GDP
BEA 202414.6K
Business Establishments
CBP 2023177.4K
Employees
CBP 2023$12.3B
Annual Payroll
CBP 2023Housing
$816K
Median Home Value
ACS 2024 5-yr$2K
Median Gross Rent
ACS 2024 5-yr36.8K
Owner HH w/ Housing Problems
ACS 2024 5-yr40.1K
Renter HH w/ Housing Problems
ACS 2024 5-yrYes
Housing Stress (USDA)
ACS 2024 5-yrHealth
56th pctile
Social Vulnerability
CDC SVI 202226.1%
Adult Obesity
CDC PLACES 20258.6%
Diabetes
CDC PLACES 202517.2%
Poor Mental Health
CDC PLACES 202510.8%
Current Smoking
CDC PLACES 2025101.6/100K
Primary Care Physicians
HRSA AHRF 2024–252.9/1K
Hospital Beds
HRSA AHRF 2024–25630.8/1K bene
Medicare ER Visits
CMS 2023Environment & Risk
99.1
FEMA Risk Score
FEMA NRI Dec 2025Relatively High
Risk Rating
FEMA NRI Dec 2025Relatively High
Resilience Rating
FEMA NRI Dec 2025$604.7M
Expected Annual Loss
FEMA NRI Dec 20259.34
PM2.5 (EPA EJScreen)
EPA EJScreen 20240.10
Diesel PM
EPA EJScreen 20241.1%
EJ Demographic Index
EPA EJScreen 2024Broadband & Food Access
1.0%
Fixed Broadband 100/20 Mbps
FCC 20241.0%
Mobile 5G Coverage
FCC 202413.3%
Low Food Access (pop)
USDA FEA 20190.8%
No-Car Low Food Access (HH)
USDA FEA 2019Land & Climate
1575.3 sq mi
Land Area
TIGER 202457.4°F
Avg Temp (1991–2020)
NOAA 1991–202068.8°F
Avg Max Temp
NOAA 1991–202046.1°F
Avg Min Temp
NOAA 1991–202041.9"
Annual Precip
NOAA 1991–2020County Character
Metro - Counties in metro areas of 250,000 to 1 million population
Rural-Urban Class (RUCC)
TIGER 2024Medium metro
NCHS Urban-Rural Class
TIGER 2024Not industry-dependent
Industry Dependence (USDA)
TIGER 2024Recreation
Typology Flags
TIGER 2024