All Countries
South Wilmington, IL
Full City Profile · Illinois · Grundy County County
3.2
/5.0
B
Good
558
Population
1,139/sq mi density
$86,563
Median Income
$41,526 per capita
$164,900
Home Value
$200,047 Zillow
$1,188
Median Rent
25.6% income on rent
49°F
Avg Temperature
275 sunny days/yr
148
Violent Crime/100K
890 property/100K
B
Overall
3.2 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.6 / 5.0
$86,563 median income, 2.7% unemployment
A+
Affordability
5.0 / 5.0
$164,900 home value, $1,188/mo rent
F
Safety
1.0 / 5.0
148 violent crimes/100K
C
Education
2.0 / 5.0
12.8% bachelor's degree or higher
Housing Overview
Median Home Value
$164,900
42% below
US avg: $281,900
Median Rent
$1,188/mo
2% above
US avg: $1,163/mo
Homeownership Rate
91.8%
40% above US avg (65.4%)
Total Housing Units
272
Median year built: 1963
Home Value by Source
Census Median
$164,900
Zillow (ZHVI)
$200,047
Median Sale Price
$210,000
Median List Price
$265,000
Census ACS, Zillow ZHVI, Redfin median sale price
Ownership vs. Renting
91.8%
Owner-Occupied
8.2%
Renter-Occupied
US avg: 65.4% owner-occupied
Fair Market Rents (HUD FY2026)
Studio
$774/mo
1 Bedroom
$854/mo
2 Bedroom
$1,063/mo
3 Bedroom
$1,370/mo
4 Bedroom
$1,561/mo
Census median rent:
$1,188/mo
Market Indicators (Redfin)
Median Days on Market
130 days
Sale-to-List Ratio
1.0%
Buyers market
Homes Sold
1
Price Drops
100.0%
of listings with price reduction
Price Per Sq Ft
$158
Active Inventory
1
homes for sale
Affordability & Housing Stock
Rent Burden
25.6%
of renters spending 30%+ of income on housing
17% below US avg (31.0%)
Median Year Built
1963
Average age of housing stock: 63 years
Homeownership Rate
91.8%
Complete Housing Data
Home Values
| Census Median Value | $164,900 |
| Zillow Home Value (ZHVI) | $200,047 |
| Median Sale Price | $210,000 |
| Median List Price | $265,000 |
| Price Per Sq Ft | $158 |
Rent
| Census Median Rent | $1,188 |
| FMR Studio | $774 |
| FMR 1-Bedroom | $854 |
| FMR 2-Bedroom | $1,063 |
| FMR 3-Bedroom | $1,370 |
| FMR 4-Bedroom | $1,561 |
Market
| Days on Market | 130 |
| Sale-to-List Ratio | 1.0% |
| Price Drops | 100.0% |
| Homes Sold | 1 |
| Active Inventory | 1 |
| Price Per Sq Ft | $158 |
Ownership & Stock
| Owner-Occupied | 91.8% |
| Renter-Occupied | 8.2% |
| Homeownership Rate | 91.8% |
| Total Housing Units | 272 |
| Median Year Built | 1963 |
| Rent Burden | 25.6% |