Mills County, IA property tax
Census ACS 2023 5-year estimates · updated 2026-09-20
The median effective property tax rate in Mills County is 1.46%, above the Iowa median of 1.43% and above the national median of 0.98%. The median homeowner pays $3,334 a year on a home worth $228,700.
- Effective rate
- 1.46%
- Median annual bill
- $3,334
- Median home value
- $228,700
- Rank in Iowa
- 30of 99
Estimated annual bill by home value
| Home value | Estimated bill | Per month |
|---|---|---|
| $200,000 | $2,920 | $243 |
| $300,000 | $4,380 | $365 |
| $400,000 | $5,840 | $487 |
| $500,000 | $7,300 | $608 |
| $750,000 | $10,950 | $913 |
| $1,000,000 | $14,600 | $1,217 |
Mills County compared with Iowa and the US
| Area | Effective rate | Median bill | Median home value |
|---|---|---|---|
| Mills County | 1.46% | $3,334 | $228,700 |
| Iowa median | 1.43% | $2,795 | $195,900 |
| United States median | 0.98% | $2,969 | n/a |
Rates and medians: U.S. Census Bureau, ACS 2023 5-year estimates, tables B25103 and B25077. Effective rate is median taxes paid divided by median owner-occupied home value.
Frequently asked questions
What is the property tax rate in Mills County, IA?
The median effective property tax rate in Mills County is 1.46% of home value, above the Iowa median of 1.43% and above the national median of 0.98%. The median homeowner pays $3,334 a year on a median home value of $228,700 (Census ACS 2023 5-year).
How much is property tax on a $400,000 house in Mills County?
About $5,840 per year at the county's median effective rate of 1.46%, before exemptions. The exact bill depends on the city, school district and special districts that serve the parcel, so treat this as a planning estimate.
How does Mills County compare with the rest of Iowa?
Mills County ranks 30 of 99 Iowa counties by effective rate. The Iowa median is 1.43% and the median bill is $2,795.