Zip Code 64632 — Cainsville, MO
64632 is a ZIP Code associated with Cainsville, MO, located within Mercer. 64632 ranks #3 out of 3 ZIP codes in Mercer County by population (and #834 out of 1,035 in MO). The area supports an estimated population of 371 residents across Data Pending housing units, with a population density of 1.5 people per square mile.
WorldPlaceData database updated: October 2026
📍 View location on OpenStreetMap (40.469150, -93.768620)
| Data Metric | Local Statistic |
|---|
| Postal / Zip Code | 64632 |
| Primary City | Cainsville |
| State / Province | MO |
| County | Mercer |
| Total Population | 371 |
| Median Household Income | Data Pending |
| Total Housing Units | Data Pending |
| Population Density | 1.5 people/sq mi |
| Timezone | America/Chicago |
How 64632 Compares
| Metric | ZIP 64632 | Mercer County | MO State Average |
|---|
| Population | 371 | 3,625 (Total) | 6,191,989 (Total) |
| Average ZIP Income | Data Pending | N/A | N/A |
| Population Density | 1.5 /sq mi | -- | -- |
| County Pop Rank | #3 of 3 | -- | -- |
Nearby ZIP Codes
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 →