3 county-level rules, plus city-specific rules for 1 city in Denver County, Colorado.
Verified from official government sources
Denver does not require a permit for residential garage sales. Sales are allowed at private residences subject to frequency, time, and signage rules under DRMC Chapter 32 and the zoning code. Signs in the public right-of-way are prohibited without a permit.
Denver limits casual residential garage sales to four per calendar year per household, with each sale not to exceed three consecutive days. Sales beyond this threshold are treated as unlicensed retail activity and require a business license.
Denver does not set specific garage sale hours in the DRMC, but sales must comply with the general noise ordinance (55 dB(A) residential limit during 7 AM to 10 PM, 50 dB(A) overnight). Practical hours are 8 AM to 6 PM. Signs and tables must be removed by end of sale hours daily.
1 cities in Denver County have their own garage & yard sales rules. Each link goes to that city's dedicated page with code citations.
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Denver County Ordinance Hub →