Zip Code 43512
Defiance, Ohio — Defiance County
📍 ZIP code 43512 is in Defiance, Defiance County, Ohio.
ZIP code 43512 is located in Defiance, Defiance County, Ohio. It is a zip code in the Eastern (EST/EDT) Time Zone with an estimated population of 27,894. The area code for ZIP code 43512 is 419.
Quick Answer
Zip code 43512 is in Defiance, Ohio (Defiance County). It has a population of 27,894, median household income of $72,082, and median home value of $149,300.
Population
27,894
Income
$72,082
Home Value
$149,300
Climate
85°F / 18°F
About Zip Code 43512
Zip code 43512 is located in Defiance, Ohio, within Defiance County. Home to approximately 27,894 residents, this area sits at an elevation of 712 ft and falls within the Eastern (EST/EDT) timezone. The local area code is 419.
The median household income is $72,082 per year, which is above the national median of $70,784. Homes in this zip code have a median value of $149,300, and the cost of living index is 69 (31% below the national average of 100).
Summers average a high of 85°F while winters drop to 18°F. The area receives about 38 in of rain and 24 in of snow annually. The zip code covers 218.7 square miles of land area and 3 square miles of water.
Key Statistics
27,894
$72,082
$149,300
Eastern (EST/EDT)
419
712 ft
218.7 sq mi
43.6
12,665
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Compare With Nearby Zip Codes
| Metric | 43512 | 43549 | 43555 | 43556 | 43527 | 45821 |
|---|---|---|---|---|---|---|
| City | Defiance, OH | Bryan, OH | Ridgeville Corners, OH | Sherwood, OH | Holgate, OH | Cecil, OH |
| Population | 27,894 | 1,374 | 227 | 1,746 | 2,092 | 710 |
| Median Income | $72,082 | $84,375 | $0 | $67,500 | $63,698 | $84,091 |
| Home Value | $149,300 | $170,700 | $139,900 | $164,400 | $123,600 | $122,700 |
| Cost of Living | 69 | 85 | 60 | 69 | 62 | 64 |
| Median Age | 43.6 | 40.5 | 37.2 | 36.8 | 49.7 | 50.4 |
Cost of Living
100 = National Average. Defiance's cost of living is 31% below the national average.
vs. State Avg
Below
Affordability
Very Affordable
Income-to-Home
2.1x
Demographics
Zip code 43512 has a population of 27,894 people with a median age of 43.6. There are 12,665 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
Defiance (43512) population trend from 2010 to 2024
↑ 16.2%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
85°F
18°F
38 in
24 in
Defiance experiences warm summers with average highs around 85°F. Winters are cold with lows averaging 18°F. The area receives about 24 in of snow per year.
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Housing & Economy
Median Home Value
$149,300
Median Household Income
$72,082
With 12,665 housing units across 218.7 square miles, 43512 has a housing density of 58 units per square mile. The home price-to-income ratio is 2.1x.
Location & Geography
Latitude
41.3034°
Longitude
-84.3583°
Land Area
218.7 sq mi
Water Area
3 sq mi
Nearby Zip Codes
Zip codes closest to 43512 (Defiance, OH) with distances:
ZIP Codes with Similar Income Nationwide
The five U.S. ZIP codes whose median household income is closest to 43512's $72,082. A way to compare Defiance to economically similar communities elsewhere in the country.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
ZIP Codes with Similar Demographics
The five U.S. ZIP codes whose racial and ethnic composition most closely matches 43512 (Defiance, OH). Similarity is measured by cosine distance on the five-category ACS demographic vector.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
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People Also Ask
What zip code is Defiance, Ohio?
Defiance, Ohio uses zip code 43512.
What county is zip code 43512 in?
Zip code 43512 is located in Defiance County, Ohio.
What is the population of zip code 43512?
The population of zip code 43512 is 27,894 with a median age of 43.6.
Is 43512 in Defiance, Ohio?
Yes, zip code 43512 is in Defiance, Defiance County, Ohio. The area code is 419.
Frequently Asked Questions
What city is zip code 43512 in?
Zip code 43512 is in Defiance, Ohio. It is part of Defiance County and uses the Eastern (EST/EDT) timezone.
What is zip code 43512?
Zip code 43512 is a U.S. postal code in Defiance, Ohio (Defiance County). It has a population of 27,894 and covers 218.7 square miles.
What is the population of zip code 43512?
The population of zip code 43512 (Defiance, OH) is 27,894 with a median age of 43.6. There are approximately 12,665 housing units in this area.
What is the median income in zip code 43512?
The median household income in zip code 43512 (Defiance, OH) is $72,082 per year. The cost of living index is 69 (100 = national average).
What is the average home price in zip code 43512?
The median home value in zip code 43512 (Defiance, OH) is $149,300. The cost of living index is 69 compared to the national average of 100.
What county is zip code 43512 in?
Zip code 43512 is located in Defiance County, Ohio. The primary city is Defiance.
What is the area code for zip code 43512?
Zip code 43512 in Defiance, OH uses area code 419. It is located in the Eastern (EST/EDT) timezone.
Is zip code 43512 a good place to live?
Zip code 43512 (Defiance, OH) has a cost of living index of 69 (100 = national average), a median household income of $72,082, and median home values of $149,300. The median age is 43.6. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 43512?
The cost of living index for zip code 43512 (Defiance, OH) is 69, where 100 represents the national average. This area is below the national average. Median home value: $149,300.
What schools serve zip code 43512?
Zip code 43512 in Defiance, Ohio is served by the local school district of Defiance County. For specific school information, check your state's department of education or GreatSchools.org.
All demographic data on this page is sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code boundary and delivery data is sourced from the United States Postal Service (USPS). Data is updated periodically and may not reflect the most current figures. Census Bureau ZIP Code Tabulation Areas (ZCTAs) may differ slightly from USPS ZIP code boundaries.
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Data Sources
- Population, income, housing, age, and demographics
- U.S. Census Bureau, American Community Survey 5-Year Estimates, 2019-2023 vintage.
- ZIP to city and county mapping
- USPS and HUD-USPS ZIP-County Crosswalk.
- Time zones and area codes
- IANA tz database and NANPA.
- Elevation
- U.S. Geological Survey National Elevation Dataset (NED), via the USGS Elevation Point Query Service. Mapped to each ZCTA centroid coordinates. Last refreshed 2026-05-19.
- Last refreshed
- 2026-05-18.