2 county-level rules, plus city-specific rules for 1 city in Jefferson County, Colorado.
Verified from official government sources
Jeffco's sign code is content-neutral: political/campaign signs are regulated as "Temporary Ground Signs." Up to six per property are allowed with no permit, each up to 8 sq ft and 42 inches tall in residential zones, displayed no more than 6 months in any 12-month period, and never illuminated.
Jefferson County Zoning Resolution Section 23.D.1
Temporary Ground Signs: Six (6) Temporary Ground Signs shall be allowed on each property. Temporary Ground Signs shall not be erected for more than 6 months within a consecutive 12-month period. Temporary Signs shall not be illuminated in any way.
Jeffco has no separate garage-sale sign category; they fall under content-neutral "Temporary Ground Signs." Up to six per property need no permit, each up to 8 sq ft and 42 inches tall in residential zones, may not sit in the right-of-way, and may not be illuminated.
Jefferson County Zoning Resolution Section 23.D.1.a
All Zone Districts: Temporary Ground Signs shall not extend outside the property line, shall not exceed 42 inches in height and shall not be more than 8 square feet per Sign Face in area, except as provided in Section D.1.b below.
1 cities in Jefferson County have their own sign regulations rules. Each link goes to that city's dedicated page with code citations.
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