30064 Sales Tax Rate

The sales tax rate for ZIP code 30064 in Marietta, Cobb County, GA is 6%: 4% state and 2% county tax. Rates effective January 2011.

State tax

4%

County tax (Cobb)

2%

City tax

0%

Special district tax

0%

Combined rate

6%

Source: Georgia: Streamlined Sales Tax rate and boundary files (GAR2026Q4AUG28.csv), rates in effect October 1, 2026. Effective January 2011.