Outdoor Lighting in Larimer County, CO (2026)
1 county-level rule, plus city-specific rules for 2 cities in Larimer County, Colorado.
Verified from official government sources
Note: These county rules apply to unincorporated areas of Larimer County. If you live within an incorporated city, that city's own rules apply: see the city list below.
Dark Sky Rules
Unincorporated Larimer County has no countywide dark-sky ordinance, but mountain-gateway Estes Park applies exterior-lighting standards under Section 7.9 of its Development Code, including for new development and vacation rentals, to protect the night sky near Rocky Mountain National Park.
Dark Sky Lighting Rules Near Larimer County
Some RestrictionsEstes Park Development Code (exterior lighting per §7.9)
Vacation homes and bed and breakfast inns, whether new or existing structures, shall be subject to the exterior lighting requirements for new development as described in Section 7.9 of the Estes Park Development Code.
Outdoor Lighting by City in Larimer County
2 cities in Larimer County have their own outdoor lighting rules. Each link goes to that city's dedicated page with code citations.
All Larimer County ordinances
See every category we cover for Larimer County: parking, noise, fences, fires, animals, pools, and more.
Larimer County Ordinance Hub →