City in Illinois
Belleville, IL
- Population
- 40,560 (2024)
- Density
- 1,745 / sq mi
- Land area
- 23.2 sq mi
- Water area
- 0.3 sq mi
- Coordinates
- 38.5160, -89.9898
Resident reviews
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ZIP codes
- 62220
- 62221
- 62223
- 62226