📍 View location on OpenStreetMap (40.783080, -91.612090)
| Data Metric | Local Statistic |
|---|---|
| Postal / Zip Code | 52631 |
| Primary City | Houghton |
| State / Province | IA |
| County | Lee |
| Total Population | 65 |
| Population Density | 124.4 people/sq mi |
| Timezone | America/Chicago |
| Metric | ZIP 52631 | Lee County records | IA records |
|---|---|---|---|
| Population estimate | 65 | 33,874 (sum) | 3,210,984 (sum) |
| Population Density | 124.4 /sq mi | -- | -- |
| County population rank | #11 of 12 | -- | -- |
| State population rank | #933 of 969 | -- | -- |
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 52649 | Salem | 3.8 mi | 913 |
| ZIP 52630 | Hillsboro | 5.0 mi | 235 |
| ZIP 52657 | Saint Paul | 5.1 mi | 65 |
| ZIP 52625 | Donnellson | 8.4 mi | 2,338 |
| ZIP 52656 | West Point | 8.5 mi | 1,833 |
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 →