Crystal Lake, Mchenry County, Illinois Property Taxes
Median Crystal Lake, IL effective property tax rate: 2.87%, significantly higher than the national median of 1.02%, but lower than the Illinois state median of 2.35%.
Median Crystal Lake, IL home value: $254,938
Median annual Crystal Lake, IL tax bill: $7,219, $4,819 higher than the national median property tax bill of $2,400.
How are property taxes in McHenry calculated?
Property taxes in Crystal Lake, IL are calculated based on the tax assessed value, which is often lower than the actual market value due to property tax exemptions such as the homestead or senior exemption.
Understanding Crystal Lake’s property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Crystal Lake, knowing local tax details benefits homeowners and investors.
Last Updated March 1, 2025
Crystal Lake, Mchenry County, Illinois Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
2.87%
Estimate Property Tax Bill
$7,317
$6,790
Property Tax Rates Across Crystal Lake, Mchenry County, Illinois
Local government entities are responsible for setting tax rates, which can differ significantly within Illinois. This variation occurs because each county annually estimates its required budget for services and divides it by the total value of all taxable property within its jurisdiction, resulting in the property tax rate. Although votes and laws play a role in setting these rates and budgets, this is essentially the yearly process.
In Crystal Lake, located in McHenry County, the effective property tax rate is quite notable compared to other cities in Illinois and the national average. The median property tax rate here is 2.87%, which is considerably higher than the national median property tax rate of 1.02%. In fact, the highest median tax rate in Crystal Lake is 2.88% in the 60014 zip code, while the lowest is 2.77% in the 60012 zip code. With the national median property tax bill at $2400, property owners in Crystal Lake face a much higher tax burden, reflecting the value and demand for local services.
Our median effective property tax rate (tax bill ÷ assessor's market value) accounts for exemptions and deductions, making it more accurate than the general median tax rate, which is the midpoint of statutory rates before adjustments.
Median Effective Crystal Lake Taxx Rate
2.87%
Our median effective property tax rate (tax bill ÷ assessor's market value) accounts for exemptions and deductions, making it more accurate than the general median tax rate, which is the midpoint of statutory rates before adjustments.
Median Effective Mchenry County Taxx Rate
2.75%
Median Effective Illinois Tax Rate
2.35%
Median Effective United States Tax Rate
0.99%
Property Tax Rates Across Crystal Lake, Mchenry County, Illinois
Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
60012 | 2.54% | 2.63% | 2.77% | 3.01% | 3.07% |
60014 | 2.51% | 2.72% | 2.88% | 2.97% | 3.16% |
Source: Ownwell
Property Tax Assessment Values Across Crystal Lake, Mchenry County, Illinois
Property Tax Assessment Values Across Crystal Lake, Mchenry County, Illinois
Source: Ownwell

$134,019
$378,264
$622,508
Median Crystal Lake Market Value
$254,938
Median Mchenry County Market Value
$241,654
Median Illinois Market Value
$194,700
Median United States Market Value
$244,900
Property Tax Assessment Values Across Crystal Lake, Mchenry County, Illinois
Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
60012 | $206,834 | $275,061 | $335,868 | $393,466 | $481,763 |
60014 | $141,627 | $188,208 | $235,281 | $299,469 | $379,431 |
Source: Ownwell
Property Tax Bills Across Crystal Lake, Mchenry County, Illinois
In Crystal Lake, located in McHenry County, IL, property tax bills are calculated based on the assessed value of a home, which is determined by the local assessor's office. The assessed value is a percentage of the market value of the property. The property tax rate is applied to this assessed value to determine the tax bill. With property tax bills ranging from $5,408 at the 25th percentile to $11,836 at the 90th percentile, Crystal Lake homeowners often face higher tax bills compared to the national median of $2,400. Factors such as property location, improvements, and market conditions influence the assessed value and, consequently, the tax bill.
Ownwell assists homeowners by identifying potential savings on their property tax bills. By analyzing property assessments and market data, Ownwell can uncover discrepancies and help homeowners appeal their tax assessments. This process can lead to significant savings, reducing the financial burden on homeowners. With expertise in property tax appeals, Ownwell ensures that homeowners in Crystal Lake pay only their fair share.
Median Crystal Lake Tax Bill
$7,219
Median Mchenry County Tax Bill
$6,534
Median Illinois Tax Bill
$4,715
Median United States Tax Bill
$2,690
Property Tax Bills Across Crystal Lake, Mchenry County, Illinois
Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
60012 | $5,287 | $7,473 | $9,429 | $11,296 | $13,652 |
60014 | $3,513 | $5,189 | $6,660 | $8,679 | $11,059 |
Source: Ownwell