Ada County, ID vs Cook County, IL
Property Tax Rate Comparison 2025
Quick Answer
Ada County, ID: 0.70% effective rate · $1,702/yr median tax · median home $243,199
Cook County, IL: 2.29% effective rate · $3,716/yr median tax · median home $162,297
Side-by-Side Comparison
| Metric | Ada County, ID | Cook County, IL | National Avg |
|---|---|---|---|
| Effective Tax Rate | 0.70% | 2.29% | 1.06% |
| Median Annual Tax | $1,702 | $3,716 | $2,778 |
| Median Home Value | $243,199 | $162,297 | $268,728 |
| Population | 494,967 | 5,275,541 | — |
Ada County, ID
- Effective Rate
- 0.70%
- Median Annual Tax
- $1,702
- Median Home Value
- $243,199
- Population
- 494,967
Cook County, IL
- Effective Rate
- 2.29%
- Median Annual Tax
- $3,716
- Median Home Value
- $162,297
- Population
- 5,275,541
Frequently Asked Questions
What is the property tax difference between Ada County and Cook County?
Ada County, ID has an effective property tax rate of 0.70% with a median annual tax of $1,702. Cook County, IL has a rate of 2.29% with a median annual tax of $3,716. The difference is 1.59 percentage points.
Which county has higher property taxes, Ada County or Cook County?
Cook County, IL has the higher effective property tax rate at 2.29% compared to 0.70%.
How do Ada County and Cook County compare to the national average?
The national average effective property tax rate is 1.06%. Ada County is below average at 0.70%, and Cook County is above average at 2.29%.