ZIP Code Tabulation Area · Ohio

ZIP Code 43340: Hardin County, OH

ZIP Code 43340 (Hardin County, Ohio) has an estimated 2,103 residents in 655 households. The median household income is $72,446, the median home value is $192,900 and the median gross rent is —. Figures are U.S. Census Bureau American Community Survey 2020–2024 5-year estimates for the matching ZIP Code Tabulation Area.

American Community Survey 2020–2024 5-year estimates · Updated Oct 26, 2026

Some estimates have a large margin of error. 3 figures for this ZIP (household income, poverty rate, owner-occupied) are marked with *. ACS figures come from a sample, and small areas have fewer responses, so treat these numbers as rough ranges.

Total population

2,103

Margin of error ±608

Median household income

$72,446*

Margin of error ±$44,263· estimate has a large margin of error

Median home value

$192,900

Margin of error ±$25,750

Median gross rent

—

Margin of error not available

Median age

31.4 yrs

Margin of error ±9.9 yrs

Mean travel time to work

28.1 min

Margin of error ±11.2 min

How ZIP 43340 compares with Ohio and the U.S.

State and national figures are the Census Bureau's own estimates for those areas from the same ACS release, not averages of ZIP codes.

Median age

ZIP 4334031.4 yrsOhio39.7 yrsUnited States38.9 yrs

Median household income

ZIP 43340$72,446*Ohio$71,389United States$80,734

Per capita income

ZIP 43340$29,148Ohio$40,552United States$44,673

Poverty rate

ZIP 4334026.1%*Ohio13.3%United States12.5%

Unemployment rate

ZIP 433402.9%Ohio4.8%United States5.2%

Bachelor's degree or higher

ZIP 4334012.0%Ohio31.5%United States35.7%

Median home value

ZIP 43340$192,900Ohio$214,800United States$332,700

Median gross rent

ZIP 43340—Ohio$1,034/moUnited States$1,413/mo

Owner-occupied homes

ZIP 4334070.7%*Ohio67.2%United States65.2%

Mean travel time to work

ZIP 4334028.1 minOhio23.4 minUnited States26.4 min

Worked from home

ZIP 4334010.1%Ohio13.0%United States15.1%

All figures for ZIP 43340

Each estimate has a 90% margin of error: the true value is likely within that range. * marks estimates with a large margin of error (a coefficient of variation above 30%, or ±10 percentage points or more for rates).

ZIP 43340 — ACS 2020–2024 5-year estimates
Measure	ZIP 43340	Margin of error	Ohio	United States
Total population	2,103	±608	11,810,293	334,922,499
Median age	31.4 yrs	±9.9 yrs	39.7 yrs	38.9 yrs
Households	655	±150	4,863,191	129,227,496
Median household income	$72,446*	±$44,263	$71,389	$80,734
Per capita income	$29,148	±$7,897	$40,552	$44,673
Poverty rate	26.1%*	±28.1 pts	13.3%	12.5%
Unemployment rate	2.9%	±2.7 pts	4.8%	5.2%
Bachelor's degree or higher	12.0%	±3.1 pts	31.5%	35.7%
Median home value	$192,900	±$25,750	$214,800	$332,700
Median gross rent	—	—	$1,034/mo	$1,413/mo
Owner-occupied homes	70.7%*	±22.3 pts	67.2%	65.2%
Mean travel time to work	28.1 min	±11.2 min	23.4 min	26.4 min
Worked from home	10.1%	±6.4 pts	13.0%	15.1%

Race and Hispanic or Latino origin

Shares of the total population by the Census Bureau's race and Hispanic or Latino origin categories (table B03002), listed in the Census Bureau's order. People self-identify on the survey.

Population by race and Hispanic or Latino origin, ZIP 43340
Group	ZIP 43340	Ohio	United States
White alone, not Hispanic or Latino	97.5%	75.8%	57.4%
Black or African American alone, not Hispanic or Latino	0.0%	12.0%	11.9%
American Indian and Alaska Native alone, not Hispanic or Latino	0.0%	0.1%	0.5%
Asian alone, not Hispanic or Latino	0.3%	2.5%	5.9%
Native Hawaiian and Other Pacific Islander alone, not Hispanic or Latino	0.0%	0.0%	0.2%
Some other race alone, not Hispanic or Latino	0.0%	0.4%	0.6%
Two or more races, not Hispanic or Latino	1.2%	4.3%	4.3%
Hispanic or Latino (of any race)	1.0%	4.8%	19.3%

Where ZIP 43340 is

State: Ohio
Main county: Hardin County— also overlaps Union County
Largest overlapping place: Mount Victory (2% of the ZIP's land area)
Land area: 48.71 sq mi· about 43 people per sq mi

County and place names come from the Census Bureau's 2020 ZCTA relationship files. A ZIP code's mailing city, set by the U.S. Postal Service, can differ from these names.

Other ZIP codes in Hardin County

43310 Hardin County, OH 43326 Hardin County, OH 43346 Hardin County, OH 45810 Hardin County, OH 45812 Hardin County, OH 45835 Hardin County, OH 45836 Hardin County, OH 45843 Hardin County, OH 45859 McGuffey, OH

See every ZIP code in Ohio, or compare ZIP 43340 with another ZIP code.

Census figures describe residents as a group and cannot tell you about any one home or street. For a specific address, check local government and housing records.

About ZIP codes and ZCTAs: the Census Bureau publishes statistics for ZIP Code Tabulation Areas, which approximate USPS ZIP code delivery areas. Learn how they differ.

Sources

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, detailed tables B01003, B01002, B11001, B19013, B19301, B17001, B23025, B15003, B25077, B25064, B25003, B08013, B08303, B08301, B03002 — snapshot Oct 26, 2026.
U.S. Census Bureau, 2020 ZCTA5 relationship files (county and place).
Data: U.S. Census Bureau, American Community Survey 5-year estimates (detailed tables) and 2020 Census ZCTA relationship files. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau. These agencies do not endorse OpenZIP.