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Towns in Monroe County
6 towns with data in Monroe County, Illinois, largest first. Find your matches.
Waterloo is the largest of the 6 towns we list in Monroe County, with 11,129 people. Together they have 23,944 people.
| Town | Population | Typical household income | Typical home price |
|---|---|---|---|
| Waterloo | 11,129 | $98,711 | $249,500 |
| Columbia | 11,127 | $107,606 | $293,000 |
| Valmeyer | 1,090 | $94,821 | $223,200 |
| Hecker | 521 | $79,583 | $166,800 |
| Maeystown | 65 | $98,750 | $159,700 |
| Fults | 12 | $101,250 | $68,300 |
ZIP codes in Monroe County
8 ZIP codes in Monroe County, Illinois. A ZIP code can also reach into a neighboring county.
- 62236 Columbia
- 62244 Fults
- 62248 Hecker
- 62256 Maeystown
- 62278 Red Bud
- 62279 Renault
- 62295 Valmeyer
- 62298 Waterloo
Nearby counties in Illinois
- St. Clair County 26
- Randolph County 14
- Madison County 32
- Clinton County 13
- Washington County 11
- Perry County 7
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