What city is ZIP code 43512?

ZIP code 43512 is in Defiance, OH (Defiance County).

What county is ZIP code 43512 in?

ZIP code 43512 is mostly in Defiance County, Ohio.

How many people live in ZIP code 43512?

About 28,022 people live in the 43512 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.

Checked Oct 26, 2026

ZIP Code 43512

Defiance, OH, Defiance County

Population

28,022

Land area

217.7sq mi

People per sq mi

129

City

Defiance

ZIP 43512 and nearby ZIP codes

Full map

ZIP 43512 at a glance

ZIP 43512 (Defiance) is 55% less dense than Ohio as a whole.
The median household income is $71,841, close to the Ohio median.
A typical owner-occupied home is valued at $158,800 (26% below Ohio) and median rent is $860 a month.

Local data for ZIP 43512

Counts from official public data

Housing and community stats

ZIP 43512, American Community Survey 2020-2024

Full profile

Median household income

$71,841

Poverty rate

11.9%

Median home value

$158,800

Prices +3.7% in a year

Median rent

$860/mo

Homeownership

77.4%

Bachelor's or higher

19.2%

Median age

44.0

Average commute

19.6 min

Income, education and commute

Economy and federal money

Businesses, pandemic loans and political donations

Details

Business establishments

642

ZIP Business Patterns 2023

Employees

11,773

$562M annual payroll

PPP loans

$60.4M

707 loans

Campaign donations

$55.5K

16% D, 27% R, 2026 cycle

PPP loans in this ZIP

Environment and hazard risk

ZIP 43512, from FEMA, NOAA and EPA

Full report

Natural hazard risk

Very Low

Top: hail

Storm events since 1996

281

Countywide, mostly thunderstorm wind

Flood insurance policies

0.3% of homes, county

July high / Jan low

85° / 18°F

37.7 inches of rain a year

Hazards, floods and storm history Check a flood zone

Health statistics

Share of adults in ZIP 43512, CDC PLACES estimates

All 40 measures

Obesity

35.7%

U.S. 33.3% +2.4 pts

Diabetes

13.8%

U.S. 12.1% +1.7 pts

Smoking

16.0%

U.S. 12.8% +3.2 pts

Uninsured (18-64)

9.1%

U.S. 11.1% -2.0 pts

Frequently asked questions

What city is ZIP code 43512?: ZIP code 43512 is in Defiance, OH (Defiance County).
What county is ZIP code 43512 in?: ZIP code 43512 is mostly in Defiance County, Ohio.
How many people live in ZIP code 43512?: About 28,022 people live in the 43512 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.

Source: U.S. Census Bureau (ZIP Code Tabulation Areas, American Community Survey) · Data as of 12/31/2023. ZIP Code Tabulation Areas closely match, but are not identical to, USPS ZIP code delivery areas.