COUNTY · IA

Tama County, Iowa

Tama County is a county in Iowa with FIPS code 19171 and an estimated population of 16,833 (Census 2023), 43rd largest of 99 in the state.

County facts

Name
Tama County
State
Iowa
Type
county
FIPS code
19171
State FIPS
19
Population (2023)
16,833
Change since 2020
-1.5%
State rank
43 of 99

Population is the Census Bureau’s Vintage 2023 estimate.

Other counties in Iowa

Questions

What is the FIPS code for Tama County?

Tama County, Iowa has the five-digit FIPS code 19171: 19 for the state and 171 for the county.

What state is Tama County in?

Tama County is in Iowa.

How do I know if an address is in this county?

Use the address lookup. ZIP codes and city names can cross county lines, so an address is the reliable check.

Sources: U.S. Census Bureau geographic reference files; Census Bureau Population Estimates, Vintage 2023. Last reviewed 2026-10-27.