4 county-level rules, plus city-specific rules for 2 cities in Adams County, Colorado.
Verified from official government sources
Adams County does not currently have a county-specific short-term rental license or permit program. Both owner-occupied and non-owner-occupied STRs are legal in unincorporated Adams County. Operators must still register a business with the Colorado Secretary of State, collect Adams County's 0.75% local sales tax plus 2.9% state sales tax, and may owe lodging tax on stays under 30 days. Colorado HB23-1287 authorizes - but does not require - counties to license STRs.
Unincorporated Adams County has no STR-specific licensing fee, but operators must collect Colorado state sales tax (2.9%), Adams County sales tax (0.75%), and the county's lodging tax on stays under 30 days. Per HB23-1287, listings on platforms like Airbnb must display the operator's state DOR sales-tax license number.
Unincorporated Adams County does not impose STR-specific parking minimums. The Development Standards and Regulations Chapter 4 off-street parking rules for the underlying single-family dwelling apply, and on-street RV/recreational vehicle parking is restricted under county nuisance and right-of-way provisions. Confirm with Adams County Community & Economic Development at 720-523-6800.
Unincorporated Adams County has no STR-specific occupancy cap in the Development Standards and Regulations. Industry guidance commonly applies a 'two per bedroom plus two' overnight figure, but it is not codified locally. Colorado HB24-1007 (effective 2024) bars municipalities and counties from limiting occupancy based on familial or relationship status.
2 cities in Adams County have their own short-term rentals rules. Each link goes to that city's dedicated page with code citations.
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