Garage & Yard Sales in San Mateo, CA (2026)
3 verified garage & yard sales rules for San Mateo, California, sourced directly from the municipal code and official government pages.
Verified from official government sources
Garage Sale Permits
San Mateo does not require a specific permit for residential garage sales. Sales must comply with sign regulations and not create nuisance conditions. Signs advertising garage sales must comply with the city's sign code (Chapter 25).
San Mateo Garage Sale Permits
Few RestrictionsFrequency Limits
San Mateo does not impose specific numerical limits on garage sale frequency. Frequent or continuous sales resembling retail operations may be cited as unauthorized commercial activity in residential zones under the zoning code.
San Mateo Garage Sale Frequency Rules
Few RestrictionsTime Restrictions
San Mateo does not codify specific hours for garage sales. Sales should be conducted during reasonable daytime hours. Noise from setup or operations before 7 AM or after 10 PM may violate the noise ordinance (Chapter 7.30).
San Mateo Garage Sale Hours
Few RestrictionsLooking for San Mateo County county-wide rules?
County ordinances apply to unincorporated areas and may supplement San Mateo city rules.
Garage & Yard Sales in San Mateo County →