ZIP Code Tabulation Area · Ohio

ZIP Code 45331: Darke County, OH

ZIP Code 45331 (Darke County, Ohio) has an estimated 22,356 residents in 9,912 households. The median household income is $53,801, the median home value is $166,200 and the median gross rent is $767/mo. 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

Total population

22,356

Margin of error ±611

Median household income

$53,801

Margin of error ±$4,839

Median home value

$166,200

Margin of error ±$4,918

Median gross rent

$767/mo

Margin of error ±$37

Median age

43.1 yrs

Margin of error ±2.1 yrs

Mean travel time to work

20.3 min

Margin of error ±2.3 min

How ZIP 45331 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 4533143.1 yrsOhio39.7 yrsUnited States38.9 yrs

Median household income

ZIP 45331$53,801Ohio$71,389United States$80,734

Per capita income

ZIP 45331$32,553Ohio$40,552United States$44,673

Poverty rate

ZIP 4533112.4%Ohio13.3%United States12.5%

Unemployment rate

ZIP 453313.7%Ohio4.8%United States5.2%

Bachelor's degree or higher

ZIP 4533116.9%Ohio31.5%United States35.7%

Median home value

ZIP 45331$166,200Ohio$214,800United States$332,700

Median gross rent

ZIP 45331$767/moOhio$1,034/moUnited States$1,413/mo

Owner-occupied homes

ZIP 4533164.6%Ohio67.2%United States65.2%

Mean travel time to work

ZIP 4533120.3 minOhio23.4 minUnited States26.4 min

Worked from home

ZIP 453314.1%Ohio13.0%United States15.1%

All figures for ZIP 45331

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 45331 — ACS 2020–2024 5-year estimates
Measure	ZIP 45331	Margin of error	Ohio	United States
Total population	22,356	±611	11,810,293	334,922,499
Median age	43.1 yrs	±2.1 yrs	39.7 yrs	38.9 yrs
Households	9,912	±292	4,863,191	129,227,496
Median household income	$53,801	±$4,839	$71,389	$80,734
Per capita income	$32,553	±$1,872	$40,552	$44,673
Poverty rate	12.4%	±2.6 pts	13.3%	12.5%
Unemployment rate	3.7%	±1.1 pts	4.8%	5.2%
Bachelor's degree or higher	16.9%	±2.1 pts	31.5%	35.7%
Median home value	$166,200	±$4,918	$214,800	$332,700
Median gross rent	$767/mo	±$37	$1,034/mo	$1,413/mo
Owner-occupied homes	64.6%	±2.9 pts	67.2%	65.2%
Mean travel time to work	20.3 min	±2.3 min	23.4 min	26.4 min
Worked from home	4.1%	±1.4 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 45331
Group	ZIP 45331	Ohio	United States
White alone, not Hispanic or Latino	94.7%	75.8%	57.4%
Black or African American alone, not Hispanic or Latino	0.4%	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	0.8%	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	0.2%	0.4%	0.6%
Two or more races, not Hispanic or Latino	2.1%	4.3%	4.3%
Hispanic or Latino (of any race)	1.8%	4.8%	19.3%

Where ZIP 45331 is

State: Ohio
Main county: Darke County
Largest overlapping place: Greenville (4% of the ZIP's land area)
Land area: 151.18 sq mi· about 148 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 Darke County

45303 Darke County, OH 45304 Darke County, OH 45308 Darke County, OH 45328 Gettysburg, OH 45332 Darke County, OH 45346 Darke County, OH 45348 Darke County, OH 45350 North Star, OH 45351 Osgood, OH 45352 Palestine, OH 45358 Pitsburg, OH 45362 Darke County, OH 45380 Darke County, OH 45388 Darke County, OH 45390 Darke County, OH

See every ZIP code in Ohio, or compare ZIP 45331 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.