Lake County Property Tax Calculator

Locality estimate page for Lake County, Illinois. Use this county/locality rate for faster screening, then confirm parcel-specific details with your local tax authority.

County/Locality Effective Rate

2.58%

State Effective Rate

1.88%

Sample Annual Tax Difference

$2,975

Median Home Value (ACS)

$345,700

Median Annual Tax Bill (ACS)

$8,923

Owner-Occupied Households

193,403

The typical owner-occupied home in Lake County is valued at $345,700 with a median real estate tax bill of $8,923 per year — an effective rate of 2.58%. Both figures come from the same ACS release, so the ratio is an estimate rather than an aggregate of individual bills.

Open County Estimate in Calculator

State Mortgage Context: Illinois

Some counties follow standard FHA limits while higher-cost counties may qualify for elevated FHA limits.

State Effective Tax Rate

1.88%

FHA 1-Unit Floor

$541,287

FHA 1-Unit Ceiling

$1,249,125

View Illinois FHA Context Browse More Illinois County Pages

In Lake County, Illinois, the current county-level estimate is 2.58%, or approximately $10,320 annually on a $400,000 home.

How to Use This County Estimate

Step 1

Enter your property value and assessment assumptions.

Step 2

Apply exemptions that may reduce taxable value.

Step 3

Compare county/locality estimate against statewide fallback.

Lake County Property Tax Snapshot

Estimated effective rate: 2.58% · vs Illinois: 1.88% · vs national benchmark: 0.90%

Home value	Estimated annual tax	Estimated monthly tax
$250,000	$6,450	$538
$400,000	$10,320	$860
$500,000	$12,900	$1,075
$750,000	$19,350	$1,613
$1,000,000	$25,800	$2,150

Compare Nearby Property Taxes

Source Transparency

Source: U.S. Census Bureau, ACS 5-Year Estimates (B25103 / B25077)

View source

Last updated: August 2026

Estimates only. Confirm parcel-specific amounts with the official local taxing authority.

Need Statewide Context?

Visit Illinois mortgage snapshot or return to the national calculator hub.