📍 View location on OpenStreetMap (37.749120, -90.788730)
| Data Metric | Local Statistic |
|---|---|
| Postal / Zip Code | 63631 |
| Primary City | Caledonia |
| State / Province | MO |
| County | Washington |
| Total Population | 544 |
| Population Density | 5.1 people/sq mi |
| Timezone | America/Chicago |
| Metric | ZIP 63631 | Washington County records | MO records |
|---|---|---|---|
| Population estimate | 544 | 21,955 (sum) | 6,191,989 (sum) |
| Population Density | 5.1 /sq mi | -- | -- |
| County population rank | #9 of 10 | -- | -- |
| State population rank | #758 of 1,021 | -- | -- |
Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.
| ZIP Code | City | Distance | Population estimate |
|---|---|---|---|
| ZIP 63648 | Irondale | 6.9 mi | 1,858 |
| ZIP 63622 | Belgrade | 7.0 mi | 764 |
| ZIP 63623 | Belleview | 7.7 mi | 895 |
| ZIP 63624 | Bismarck | 8.2 mi | 3,447 |
| ZIP 63656 | Middle Brook | 10.5 mi | 576 |
Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →