Zip Code 45804 — Lima, OH
45804 is a ZIP Code associated with Lima, OH, located within Allen. 45804 ranks #3 out of 13 ZIP codes in Allen County by population (and #317 out of 1,232 in OH). The area supports an estimated population of 13,608 residents across Data Pending housing units, with a population density of 247.3 people per square mile.
WorldPlaceData database updated: October 2026
📍 View location on OpenStreetMap (40.715690, -84.069110)
| Data Metric | Local Statistic |
|---|
| Postal / Zip Code | 45804 |
| Primary City | Lima |
| State / Province | OH |
| County | Allen |
| Total Population | 13,608 |
| Median Household Income | Data Pending |
| Total Housing Units | Data Pending |
| Population Density | 247.3 people/sq mi |
| Timezone | America/New_York |
How 45804 Compares
| Metric | ZIP 45804 | Allen County | OH State Average |
|---|
| Population | 13,608 | 108,577 (Total) | 11,810,293 (Total) |
| Average ZIP Income | Data Pending | N/A | N/A |
| Population Density | 247.3 /sq mi | -- | -- |
| County Pop Rank | #3 of 13 | -- | -- |
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 →