Zip Code 52585 — Richland, IA
52585 is a ZIP Code associated with Richland, IA, located within Keokuk. 52585 ranks #4 out of 14 ZIP codes in Keokuk County by population (and #518 out of 970 in IA). The area supports an estimated population of 838 residents across Data Pending housing units, with a population density of 5.9 people per square mile.
WorldPlaceData database updated: October 2026
📍 View location on OpenStreetMap (41.189020, -91.988630)
| Data Metric | Local Statistic |
| Postal / Zip Code | 52585 |
| Primary City | Richland |
| State / Province | IA |
| County | Keokuk |
| Total Population | 838 |
| Median Household Income | Data Pending |
| Total Housing Units | Data Pending |
| Population Density | 5.9 people/sq mi |
| Timezone | America/Chicago |
How 52585 Compares
| Metric | ZIP 52585 | Keokuk County | IA State Average |
| Population | 838 | 9,120 (Total) | 3,210,984 (Total) |
| Average ZIP Income | Data Pending | N/A | N/A |
| Population Density | 5.9 /sq mi | -- | -- |
| County Pop Rank | #4 of 14 | -- | -- |
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 →