Sign Regulations in Cobb County, GA (2026)
3 county-level rules, plus city-specific rules for 1 city in Cobb County, Georgia.
Verified from official government sources
Garage Sale Signs
In unincorporated Cobb County, a garage-sale sign posted at your own residence is exempt from the sign permit process only if it is six square feet or smaller and the total of all signs on the property stays under 20 square feet. A sign posted elsewhere, like a neighbor's yard or a street corner, cannot exceed 12 square feet and needs that landowner's express permission.
Cobb County Garage Sale Sign Rules
Some RestrictionsCobb County Code of Ordinances Sec. 134-315(a), (d)
The following signs are exempt from all provisions of this article but must meet other applicable county ordinances: (a)One non-permanent sign smaller than 12 square feet in area may be posted on any parcel of land but, as with all signs, only with the express permission of the property owner or authorized tenant;... (d)Any sign of six square feet or smaller that is posted by a county resident ...
Digital Billboards
Cobb County caps electronic sign brightness at 0.30 footcandles above ambient light and requires static messages held at least ten seconds.
Cobb County Electronic Sign Brightness Limits
Some RestrictionsCobb County Code of Ordinances § 134-318(c)
Electronic signs shall contain static messages only that are displayed for not less than ten seconds and shall not have movement nor flashing on any part of the sign structure, design, or pictorial segment of the sign, nor shall such sign have varying light intensity during the display of any single message. Transitions between messages shall not use frame effects or other methods which result ...
Window Signs
Unincorporated Cobb County caps window signage at 50 percent of the glass surface on each individual pane, whether the sign is permanent or temporary, under Zoning Code § 134-314(o). The limit is measured pane-by-pane, not per storefront, so businesses with multiple window panes must keep every one under the threshold. Zoning division enforcement personnel can order removal and issue citations for violations.
Cobb County Window Sign Coverage Limit
Some RestrictionsCobb County Code of Ordinances § 134-314(o)
The following signs are prohibited: ... (o) Permanent or temporary window signs which cover more than 50 percent of the window glass surface of each pane of glass.
Sign Regulations by City in Cobb County
1 cities in Cobb County have their own sign regulations rules. Each link goes to that city's dedicated page with code citations.
All Cobb County ordinances
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