Colorado Zoning

Colorado: 4 cities profiled, 4 interactive explorers.

Statewide Building Codes
IBCLocal adoption
IRC2021
NEC2023
IFCLocal
IECC‑RLocal
IECC‑CLocal
Denver & state buildings; home rule elsewhere
Interactive Explorers
Aurora Unified Development Ordinance (UDO), Ch. 146 — effective Sept. 21, 2019 · 17 districts
Explorer
Colorado Springs Unified Development Code (UDC), Chapter 7 — adopted Feb 14, 2023; effective June 5, 2023 · 6 districts
Explorer
Denver Denver Zoning Code (DZC), adopted June 25, 2010 · 34 districts
Explorer
Fort Collins Fort Collins Unified Development Code (UDC) / Title 25 · 30 districts
Explorer
Coming Soon