Illinois · FIPS 17001 · ACS 2020–2024
Adams County, Illinois property tax rate
Homeowners in Adams County paid a median of $2,573 a year in real estate taxes on a median home value of $162,600 (2020–2024 survey). Taxes came to 1.52% of home value, 19% below the Illinois rate of 1.88% and 61% above the U.S. rate of 0.94%.
- 1.52%Effective tax rate±0.10% margin · Illinois: 1.88%
- $2,573Median tax per yearIllinois: $5,298 · U.S.: $3,119
- $162,600Median home valueIllinois: $263,300
- 20,137Owner-occupied homes72% of households own
| Measure | Adams County | Illinois | U.S. | Adams County 2019–2023 | Change |
|---|---|---|---|---|---|
| Effective tax rate | 1.52% | 1.88% | 0.94% | 1.52% | −0.01 pts |
| Median tax, all owners | $2,573 | $5,298 | $3,119 | $2,461 | +$112 (+4.6%) |
| Median tax, with a mortgage | $2,689 | $5,833 | $3,489 | $2,553 | +$136 (+5.3%) |
| Median tax, no mortgage | $2,433 | $4,463 | $2,576 | $2,350 | +$83 (+3.5%) |
| Median home value | $162,600 | $263,300 | $332,700 | $155,900 | +$6,700 (+4.3%) |
| Total taxes paid | $59,037,700 | $20,991,766,400 | $360,573,527,500 | $57,485,200 |
How Adams County compares
- Per $1,000 of home value, owners here paid about $15.17 a year, against $18.76 statewide and $9.40 nationally.
- Rank in Illinois: 35 of 95 counties from lowest to highest effective rate (among those with reliable estimates). Nationally, 93% of 2,682 counties had a lower rate.
- Homes with a mortgage: 1.58% of value; homes without one: 1.44%. Median bills: $2,689 and $2,433.
- Compared with the 2019–2023 survey, the effective rate fell (−0.01 pts) and the median tax changed +$112 (+4.6%). The two 5-year surveys share four years of responses, so year-to-year moves are small and partly noise.
- Margin of error: the effective rate is 1.52% ± 0.10% at 90% confidence, from a sample of the 20,137 owner-occupied homes.
Illinois counties with similar rates
| County | Effective rate | Median tax | Median value |
|---|---|---|---|
| Jo Daviess County | 1.49% | $3,613 | $209,900 |
| Christian County | 1.49% | $1,891 | $115,500 |
| Iroquois County | 1.50% | $2,504 | $137,800 |
| Hancock County | 1.50% | $2,059 | $113,800 |
| Marion County | 1.54% | $1,759 | $103,000 |
| Cass County | 1.55% | $1,958 | $97,100 |
| Schuyler County | 1.55% | $1,950 | $109,700 |
| Jasper County | 1.56% | $2,448 | $125,500 |
Sources
- U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, table-based summary file: B25090 (aggregate real estate taxes), B25082 (aggregate home value), B25103 (median real estate taxes), B25077 (median home value) and B25003 (tenure); files dated January 29, 2026.
- U.S. Census Bureau, American Community Survey 2019–2023 5-year estimates, same tables (files dated October 31, 2024), for the comparison column.
- Geography names: Census Bureau Geos20245YR.txt (file dated January 22, 2026).
Effective rate = total real estate taxes paid by owner-occupied homes ÷ their total value, as reported by owners to the Census Bureau. It is not a millage rate. Your bill depends on your assessed value, exemptions (such as homestead) and local levies.