ZIP code · Defiance · Ohio · United States
ZIP code 43512 — Defiance
ZIP code 43512 serves Defiance, Ohio.
- Postal code
- 43512Single source Value from one source, not cross-checked.
- City
- Defiance
- County
- Defiance FIPS 39039
- State
- Ohio
- Country
- United States
- Coordinates
- 41.2799, -84.3626 — precision precise (locality)
View on OpenStreetMap - Population
- 27,894 (ZCTA, ACS 5-year)
- Population density
- 128 / sq mi
- Land area
- 217.7 sq mi (563.8 km²) (ZCTA, ACS 5-year)
- Median household income
- $72,082
- Per-capita income
- $36,481
- Median age
- 43.6
- Households
- 11,644
- Housing units
- 12,665
- Median home value
- $149,300
- Median gross rent
- $851 / month
- Congressional districts
- OH-9 (also OH-5) (119th Congress)
- USDA hardiness zone
- 6a (-10 to -5 °F)Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
- Time zone
- America/New_York (UTC−5 / UTC−4 DST)
- Area code
- 419Telephone area codes serving this ZIP (NANPA central-office assignments). A ZIP and an area code are different boundaries; at a border both codes may apply.
Tools: compare 43512 with another ZIP · ZIPs within 25 miles · distance from 43512
Map of ZIP code 43512
Climate — monthly normals
Warmest month Jul (avg high 85°F), coldest Jan (avg low 18°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 32 | 36 | 46 | 60 | 71 | 81 | 85 | 82 | 77 | 63 | 49 | 37 |
| Avg low °F | 18 | 20 | 28 | 38 | 50 | 60 | 63 | 62 | 54 | 43 | 32 | 24 |
| Precip in | 2.6 | 2.2 | 2.5 | 3.7 | 4.3 | 3.6 | 3.7 | 3.5 | 3.3 | 2.9 | 3.0 | 2.5 |
NOAA 1991–2020 climate normals from the nearest station: DEFIANCE (1.2 mi) · NOAA NCEI
Places in ZIP 43512
- 16 schools
- 1 colleges & universities
- 2 hospitals & clinics
- 1 pharmacies
- 6 supermarkets
- 16 restaurants & cafés
- 19 parks
- 24 playgrounds
- 1 gyms & sports centres
- 1 libraries
- 1 post offices
- 46 places of worship
- 3 banks
- 8 gas stations
- 1 police & fire stations
Places mapped inside this ZIP’s ZCTA area in OpenStreetMap. OSM is community-maintained: counts reflect what has been mapped, and completeness varies by area — treat them as at-least figures. © OpenStreetMap contributors (ODbL) · Methodology
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · U.S. Census Bureau (ACS) · U.S. Census Bureau · NOAA NCEI · usda-phzm. Data generated on 2026-08-21. Methodology · Report an error on this page