52002 Sales Tax Rate

The sales tax rate for ZIP code 52002 in Dubuque, Dubuque County, IA is 7%: 6% state and 1% special district tax. Rates effective January 2020.

State tax

6%

County tax (Dubuque)

0%

City tax

0%

Special district tax

1%

Combined rate

7%

Source: Iowa: Streamlined Sales Tax rate and boundary files (IAR2025Q3MAY30.zip), rates in effect October 1, 2026. Effective January 2020.