Boulder Zoning
BT1-A Zone in Boulder, CO
BT1-A zoning district rules in Boulder, CO. Permitted uses, setbacks, height limits, and lot coverage requirements.
Commercial District
The BT1-A zone in Boulder, CO is a commercial district.
Parking Requirements
Varies by zone. Downtown Boulder has reduced parking minimums. Boulder has active transportation mode shift programs — bike parking required for all new developments.
Source: Boulder Revised Code Title 9, Section 9-8-5 — Accessory Units; Colorado Revised Statutes Title 29 (HB 24-1152 codification). Last verified April 6, 2026. View source
Last updated: April 6, 2026