Belvidere property tax: where it goes
A typical Belvidere house pays about $3,740 a year on the property tax bill, including flat charges on the same bill. Estimated from public rates, not anyone's actual bill.
A Belvidere house pays 7.965% of its taxable value in property tax. For a house at $52,967 of value before exemptions with the homestead exemption, that's about $3,741 a year.
Tax is levied on These rates are calculated using the levies that have been filed by the taxing districts and the equalized assessed value..
Boone County's 2025 final rates (billed in 2026) are the latest; 2026 rates are not set until spring 2027.
Who taxes this house
| Taxing agency | Rate | On $52,967 |
|---|---|---|
| Boone County | 0.801% | $376 |
| County Conservation | 0.0834% | $39 |
| Rock Valley College 511 | 0.4547% | $214 |
| Belvidere School District 100 (schools) | 4.7614% | $2,236 |
| Ida Library | 0.1388% | $65 |
| Historical Museum | 0.0146% | $7 |
| Belvidere Park District | 0.4586% | $215 |
| Belvidere Township | 0.1288% | $60 |
| Belvidere Township Road | 0.1708% | $80 |
| City of Belvidere | 0.9527% | $447 |
| Total | 7.965% | $3,741 |
2025 tax year (payable 2026), Boone County, tax code 05005. Exemptions applied: General homestead exemption (up to) ($6,000).
Ways to pay less
- Seniors 65+: senior homestead exemption. This exemption allows a $5,000 reduction in the EAV of the property. How: The initial application, Form PTAX-324, must be filed with the chief county assessment officer.
- Seniors with household income under $75,000: assessment freeze. Senior citizens with a total household income of less than $75,000 in 2025 can elect to maintain the equalized assessed value of their homes at the base year EAV. How: Complete and file Form PTAX-340.
Dates
| When | What |
|---|---|
| June 1 and September 1 each year | Boone County real estate tax installments are due. |
Sources
Checked October 30, 2026. Every number here comes from the public sources listed, matched by our checker.
Rates change every year; this page shows when it was last checked. Nothing here is legal, tax or insurance advice.
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