The median home in Crystal Lake, Illinois is valued at $363,436, up 4.6% year over year. Typical monthly rent is $2,256, producing a price-to-rent ratio of 13.4x — below the national average of 18x. Crystal Lake is part of the Chicago-Naperville-Elgin, IL-IN-WI metropolitan area, which CrashWatch tracks daily with real-time stress scores and crash risk analysis.
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Home Value$363,436
+4.6%
Rent$2,256/mo
AFFORDABILITYRenting $407/mo cheaper ($2,256 rent)6.50% 30yr, 20% down, county tax + IL ins. 28% per HUD.
Enter your income for Crystal Lake.
$72,687 on $363,436
Out of reach — 42.6% of income
Need $114,129/yr to afford.
PITI$2,663
P/I42.6%
Afford$239K
Gap-$125K
P&I $1,838Tax $675Ins $150
Home Buying Kit For Dummies (2025)Financing, negotiation, closing
Other cities in Illinois
Compare Crystal Lake with other housing markets across Illinois.
Full Chicago-Naperville-Elgin, IL-IN-WI analysis
Stress scores, crash risk, early warning signals, and 12-month price forecasts for the Chicago-Naperville-Elgin, IL-IN-WI metro.
View Chicago-Naperville-Elgin, IL-IN-WI metro →