The median home in Alton, Illinois is valued at $98,178, up 0.8% year over year. Typical monthly rent is $997, producing a price-to-rent ratio of 8.2x — below the national average of 18x. Alton is part of the St. Louis, MO-IL metropolitan area, which CrashWatch tracks daily with real-time stress scores and crash risk analysis.

Home Value$98,178

+0.8%

Rent$997/mo

Prices rising — worse for buyers.

Affordability

Enter your income for Alton.

Income (annual)

Down Payment

$19,636 on $98,178

Example: $75,000 household income. Change it above to see your own.

Affordable13.3% of income

Under the 28% guideline.

PITI$829

P/I13.3%

Afford$207K

Room+$109K

P&I $496Tax $182Ins $150

Buying $168/mo cheaper ($997 rent)6.50% 30yr, 20% down, county tax + IL ins. 28% per HUD.

Home Buying Kit For Dummies (2025)Financing, negotiation, closing

Other cities in Illinois

Compare Alton with other housing markets across Illinois.

Kenilworth$1.93M Winnetka$1.73M Glencoe$1.51M Bannockburn$1.22M Golf$1.19M Hinsdale$1.18M Lake Forest$1.14M South Barrington$1.08M

Full St. Louis, MO-IL analysis

Stress scores, crash risk, early warning signals, and 12-month price forecasts for the St. Louis, MO-IL metro.

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Alton, IL