What is the median home value in Lake County, IL?

The median home value in Lake County, IL is $326,600, according to the latest Census ACS 5-Year Estimates.

What is the cap rate in Lake County, IL?

The cap rate proxy in Lake County, IL is 4.8% (estimated from HUD Fair Market Rent and Census home values with a 35% expense ratio). This is below average, suggesting an appreciation-focused market.

How much new construction is happening in Lake County, IL?

Lake County has 711,885 residents and issued 957 building permits over the trailing twelve months, according to the Census Building Permits Survey.

Chicago-Naperville-Elgin, IL-IN-WI · Illinois

Lake County

711,885 residents957 permits TTM$108,917 median HHI28 ZIP codesUpdated April 16, 2026

Investor first look

Median home value

$326,600

ACS 5-Year

Cap rate proxy

4.8%

FMR × 0.65 ÷ Home Value

Rent-to-income

15.8%

HUD FMR ÷ ACS HHI

Net migration

+1.82%

IRS SOI

Permits (TTM)

957

Census BPS

Climate risk

96.0

FEMA NRI (0–100)

ZIP code breakdown28 ZIP codes

ZIP	Median home value	Rent (FMR 2BR)	Gross yield	Cap rate	Rent gap
60042	$293,311	$2,250	9.2%	5.9%	36.3%
60020	$255,173	$1,650	7.8%	6.7%	13.1%
60087	$253,990	$1,630	7.7%	6.8%	12.0%
60099	$254,006	$1,490	7.0%	6.5%	8.0%
60064	$205,061	$1,430	8.4%	9.3%	-10.6%

Ranked by composite score

Median home value	Rent (FMR 2BR)	Gross yield	Cap rate	Rent gap
$268,611	$1,910	8.5%	10.2%	-19.1%
$223,607	$1,540	8.3%	8.6%	-4.2%
$343,322	$2,040	7.1%	7.4%	-3.5%
$378,665	$1,990	6.3%	7.3%	-15.4%
$341,396	$1,980	7.0%	7.1%	-2.2%
$440,661	$2,390	6.5%	6.3%	3.2%
$430,251	$2,560	7.1%	6.1%	13.9%
$362,174	$2,030	6.7%	6.1%	9.9%
$291,884	$1,320	5.4%	5.9%	-8.6%
$461,730	$2,240	5.8%	5.8%	0.0%
$299,147	$1,510	6.1%	5.8%	5.0%
$326,600county est.	$2,340	8.6%	5.3%	38.7%
$326,600county est.	$1,590	5.8%	5.3%	9.8%
$339,692	$1,500	5.3%	5.1%	4.4%
$593,706	$2,000	4.0%	5.0%	-22.9%
$689,958	$2,670	4.6%	4.9%	-6.4%
$348,472	$1,640	5.6%	4.9%	12.6%
$739,675	$2,460	4.0%	4.9%	-21.9%
$373,781	$2,250	7.2%	4.6%	36.3%
$1,122,617	$2,670	2.9%	4.1%	-43.5%
$618,108	$2,100	4.1%	4.1%	0.1%
$628,231	$2,350	4.5%	2.7%	39.0%
$675,991	$2,670	4.7%	2.5%	46.3%

Demographics

Owner-occupied

74.4%

Census ACS

Vacancy rate

5.0%

Census ACS

Bachelor's degree +

47.0%

Census ACS

Rent burdened

44.7%

Census ACS (>30% income)

Median age

38.9

Census ACS

Data sources

U.S. Census Bureau — American Community Survey 5-Year Estimates

U.S. Census Bureau — Building Permits Survey

U.S. Department of Housing and Urban Development — Fair Market Rents / Small Area Fair Market Rents (SAFMR)

Internal Revenue Service — Statistics of Income Migration Data

FEMA — National Risk Index

Last updated: April 16, 2026

Lake County

See all 28 ZIPs ranked by yield and cap rate