Census place · GEOID 3978470 · Miami County
Union, OH ZIP codes
4 ZIP/ZCTAs intersecting this Census place in Miami County.
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: Census place Union (GEOID 3978470). Methodology
Combined population of ZIP/ZCTAs intersecting this place: 65,354 (4 ZIPs).
Combined population of ZIP/ZCTAs intersecting this place. Each intersecting ZIP contributes its full ZCTA population; overlap percents are descriptive only. This is not the Census place ACS headline above. Methodology
Map of Union, OH

ZIP/ZCTA overlap with Union
Population overlap
Share of each ZIP/ZCTA’s population located within Union, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.
ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
ZIP codes intersecting Union
| ZIP | City | County | Population | Income |
|---|---|---|---|---|
| 45322 | Englewood | Montgomery County | 20,978 | $72,073 |
| 45371 | Tipp City | Miami County | 22,521 | $89,425 |
| 45377 | Vandalia | Montgomery County | 14,972 | $82,617 |
| 45383 | West Milton | Miami County | 6,883 | $63,795 |