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St. Augustine, IL
Full City Profile · Illinois · Warren County County
2.7
/5.0
C+
Fair
123
Population
208/sq mi density
$49,375
Median Income
$29,367 per capita
$52,700
Home Value
$88,245 Zillow
49°F
Avg Temperature
275 sunny days/yr
400
Violent Crime/100K
3,282 property/100K
C+
Overall
2.7 / 5.0
Fair overall score based on economy, affordability, safety and education
B+
Economy
3.5 / 5.0
$49,375 median income, 3.7% unemployment
A+
Affordability
5.0 / 5.0
$52,700 home value, /mo rent
F
Safety
1.0 / 5.0
400 violent crimes/100K (5% above avg)
F
Education
1.4 / 5.0
5.4% bachelor's degree or higher
Housing Overview
Median Home Value
$52,700
81% below
US avg: $281,900
Homeownership Rate
87.3%
33% above US avg (65.4%)
Total Housing Units
70
Median year built: 1946
Home Value by Source
Census Median
$52,700
Zillow (ZHVI)
$88,245
Census ACS, Zillow ZHVI, Redfin median sale price
Ownership vs. Renting
87.3%
Owner-Occupied
12.7%
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
Affordability & Housing Stock
Rent Burden
20.3%
of renters spending 30%+ of income on housing
35% below US avg (31.0%)
Median Year Built
1946
Average age of housing stock: 80 years
Homeownership Rate
87.3%
Complete Housing Data
Home Values
| Census Median Value | $52,700 |
| Zillow Home Value (ZHVI) | $88,245 |
Rent
| FMR Studio | $774 |
| FMR 1-Bedroom | $854 |
| FMR 2-Bedroom | $1,063 |
| FMR 3-Bedroom | $1,370 |
| FMR 4-Bedroom | $1,561 |
Market
Ownership & Stock
| Owner-Occupied | 87.3% |
| Renter-Occupied | 12.7% |
| Homeownership Rate | 87.3% |
| Total Housing Units | 70 |
| Median Year Built | 1946 |
| Rent Burden | 20.3% |