Homeowners in Wonder Lake, McHenry County, pay about 2.44% of their home's value in property tax each year. The median bill is $6,129.
At Wonder Lake's typical rate of 2.44%. Exemptions lower the real bill.
| Home value | Property tax (estimate) |
|---|---|
| $250,000 | $6,100 |
| $350,000 | $8,539 |
| $450,000 | $10,979 |
| $600,000 | $14,639 |
| $800,000 | $19,518 |
A family with a $252,200 home in Wonder Lake pays about $6,153 in property tax. With $120,000 of income they also pay about $5,940 in Illinois income tax, so their SALT deduction is $12,093 — under the $40,400 cap. That alone does not beat the $32,200 standard deduction for married couples; mortgage interest and charity decide the rest.
| Town | County | Rate | Median bill |
|---|---|---|---|
| McHenry | McHenry | 2.43% | $6,456 |
| Johnsburg | McHenry | 2.01% | $7,367 |
| Richmond | McHenry | 2.25% | $5,848 |
| Woodstock | McHenry | 2.52% | $6,482 |
| Pistakee Highlands | McHenry | 2.21% | $4,542 |
| Spring Grove | McHenry | 2.19% | $9,642 |
Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates. Unofficial estimate, not a tax bill. Updated 2026-10-08.
Homeowners in Wonder Lake pay a typical effective property tax rate of 2.44% of home value per year. The median annual bill is $6,129 and the median home value is $252,200 (U.S. Census ACS 2020–2024).
About $9,759 per year at Wonder Lake's typical rate of 2.44%. The homeowner exemption and other exemptions lower the actual bill.
Wonder Lake's typical rate of 2.44% is higher than the McHenry County average of 2.26%.
Yes, if you itemize. For 2026, property tax plus Illinois income tax count toward the SALT deduction, capped at $40,400 ($20,200 if married filing separately) and reduced above $505,000 of income. Itemizing helps only if your total deductions beat the standard deduction: $32,200 married filing jointly, $16,100 single, $24,150 head of household.
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