45331 ZIP Code — Greenville, OH

Darke County, Ohio

ZIP code 45331 is located in Greenville, Ohio, within Darke County. It covers approximately 151.18 square miles and serves a population of 22,027 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 937.

About ZIP code 45331

The housing stock consists of predominantly single-family detached homes. Most homes were built in the pre-1940, giving the area an established character. Median home value is $150,500. Owner-occupancy sits near the national average at 65%.

Median household income is $52,349. 43% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with manufacturing as the leading industry. The average commute of 20 minutes is near the national average.

College attainment at 17% is below the national average, consistent with a trades and production-oriented local economy.

Health indicators show elevated rates of smoking (25%) compared to national benchmarks.

Overall, ZIP code 45331 reflects a community defined by a trades-oriented workforce and a significant Social Security-dependent population.

22,027

population

151.18

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

45331 ZIP code map

Cities in ZIP code 45331

Below are the cities the US Postal Service accepts for ZIP code 45331. Using any city not on this list may result in mail delivery delays.

City	Status
Greenville	Preferred

Nearby ZIP codes

45346 New Madison (8.6 mi) 45303 Ansonia (8.6 mi) 45390 Union City (9.5 mi) 45332 Hollansburg (9.6 mi) 45304 Arcanum (9.6 mi) 45308 Bradford (9.8 mi) 45380 Versailles (12.4 mi) 47390 Union City (13 mi) 45362 Rossburg (13.2 mi) 45382 West Manchester (13.4 mi) 45337 Laura (14 mi) 47355 Lynn (15.2 mi)

Demographics updated 05/2026

Population
Total population	22,027
Population density	146 / sq mi
State FIPS	39
County FIPS	037

Geography
Land area	151.18 sq mi
Water area	0.58 sq mi
Latitude	40.0942
Longitude	-84.6497
Timezone	Eastern (ET)
Area code	937

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	53.8%	46.7%	43.3%
$50k – $100k	29.9%	33.1%	31.4%
$100k – $200k	13.9%	17.7%	20.0%
Over $200k	2.3%	2.5%	5.2%

Demographics & statistics

22,027

Population

146

People per sq mi

45.0

Median age

$52,349

Median household income

$31,058

Per capita income

$150,500

Median home value

$687

Median monthly rent

65.2%

Home ownership

11.9%

Poverty rate

3.8%

Unemployment

6,942

Housing units

17.4%

Bachelor's or higher

Age distribution

Male Female

532

Under 5

581

588

5–9

642

809

10–14

883

653

15–19

712

544

20–24

594

1,052

25–34

1,149

1,092

35–44

1,192

1,179

45–54

1,288

721

55–59

788

850

60–64

927

1,285

65–74

1,403

712

75–84

778

513

85+

560

← Male

Female →

Age summary

Group	Count	%
Under 18	4,861	22.1%
18 and over	17,166	77.9%
65 and over	5,251	23.8%
Median age	45.0 years

Race & ethnicity

White 94.4%

Two or more races 2.5%

Hispanic or Latino 1.2%

Other race 0.7%

Black or African American 0.7%

Asian 0.4%

American Indian / Alaska Native 0.1%

Group	Count	%
White	21,047	94.4%
Two or more races	547	2.5%
Hispanic or Latino	263	1.2%
Other race	167	0.7%
Black or African American	159	0.7%
Asian	93	0.4%
American Indian / Alaska Native	14	0.1%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	53.8%	46.7%	43.3%
$50k – $100k	29.9%	33.1%	31.4%
$100k – $200k	13.9%	17.7%	20.0%
Over $200k	2.3%	2.5%	5.2%

Under $10k 5.9%

$10k–$15k 4.2%

$15k–$25k 12.5%

$25k–$35k 10.2%

$35k–$50k 15.5%

$50k–$75k 17.8%

$75k–$100k 14.5%

$100k–$150k 11.0%

$150k–$200k 4.4%

$200k+ 4.0%

Range	% of households
Under $10k	5.9%
$10k–$15k	4.2%
$15k–$25k	12.5%
$25k–$35k	10.2%
$35k–$50k	15.5%
$50k–$75k	17.8%
$75k–$100k	14.5%
$100k–$150k	11.0%
$150k–$200k	4.4%
$200k+	4.0%
Median income	$52,349

Housing

Home values

Under $50k 7.7%

$50k–$100k 19.9%

$100k–$150k 22.2%

$150k–$200k 21.9%

$200k–$300k 17.8%

$300k–$500k 9.4%

$500k–$1M 1.0%

$1M+ 0.2%

Housing overview

Metric	Value
Median home value	$150,500
Median rent / month	$687
Owner occupied	65.2%
Renter occupied	34.8%
Vacant	6.7%
Single-family detached	77.2%
Large apartment buildings	2.0%
Mobile homes	4.2%
Median rooms	5.7
Avg household size (owned)	2.36

Year built

Era	%
2020 or later	0.0%
2010–2019	0.9%
2000–2009	5.5%
1990–1999	9.6%
1980–1989	7.3%
1970–1979	15.7%
1960–1969	13.0%
1950–1959	11.1%
1940–1949	6.1%
1939 or earlier	30.9%

Bedrooms

Size	% of units
No bedroom (studio)	1.6%
1 bedroom	7.0%
2 bedrooms	28.6%
3 bedrooms	47.1%
4 bedrooms	13.4%
5+ bedrooms	2.2%

Vehicles per household

Vehicles	% of households
No vehicle	7.0%
1 vehicle	34.8%
2 vehicles	35.6%
3 or more	22.7%

Heating fuel

Fuel type	%
Utility gas	40.8%
Electricity	39.2%
Propane / LP gas	12.7%
Fuel oil	1.9%
Wood	3.0%
No fuel used	0.8%

Households & families

Household type	Count	%
Married-couple family	4,310	44.9%
Cohabiting couple	706	7.4%
Male householder, no spouse	1,936	20.2%
Female householder, no spouse	2,637	27.5%
Households with children under 18	2,353	24.5%
Households with seniors (65+)	3,713	38.7%
Average household size	2.26

Marital status

Status	Male	Female
Never married	25.9%	20.2%
Married	51.4%	48.5%
Separated	1.3%	2.0%
Widowed	5.9%	13.5%
Divorced	15.5%	15.7%

Education

Less than 9th grade 1.5%

Some HS, no diploma 7.9%

HS graduate 41.7%

Some college, no degree 22.6%

Associate's degree 8.9%

Bachelor's degree 11.9%

Graduate / professional 5.5%

Metric	%
HS diploma or higher	90.6%
Bachelor's or higher	17.4%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	281	6.3%
Kindergarten	116	2.6%
Elementary school	2,305	52.0%
High school	1,190	26.9%
College / grad school	540	12.2%

Employment

Industry of employment

Manufacturing 28.3%

Education & healthcare 21.5%

Retail trade 11.9%

Arts, food & hospitality 6.1%

Construction 5.3%

Transportation & utilities 5.1%

Professional & management 5.1%

Other services 3.7%

Wholesale trade 3.6%

Finance & real estate 3.3%

Public administration 3.3%

Agriculture & mining 2.0%

Information 0.9%

Occupation

Category	%
Management, business & arts	30.9%
Service	12.5%
Sales & office	20.2%
Natural resources & construction	8.9%
Production & transportation	27.5%

Employment type

Type	%
Private sector	85.1%
Government	9.6%
Self-employed	5.1%
Unpaid family workers	0.3%

Commute

Method	%
Drive alone	79.2%
Carpool	11.3%
Public transit	0.4%
Walk	2.0%
Work from home	4.7%
Other means	2.4%
Avg commute (minutes)	20.1

Poverty

All people 11.9%

Under 18 years 12.8%

18 and over 11.6%

Married-couple families 2.9%

Female-led households 27.4%

Income support

Source	% of households
Social Security	43.0%
Retirement income	31.4%
Supplemental Security	4.8%
Cash public assistance	3.3%
Food stamps / SNAP	8.9%

Health indicators

Condition	%
Obesity	38.5%
High blood pressure	37.6%
High cholesterol	35.4%
Diabetes	13.0%
Heart disease	8.9%
Stroke	4.1%
Asthma	10.5%
Arthritis	31.8%
Kidney disease	3.6%
Pulmonary disease	11.2%
Cancer	8.0%

Behavior / access	%
Smoking	24.5%
Binge drinking	16.0%
No physical activity	30.2%
Less than 7 hrs sleep	36.6%
Depression	24.7%
Fair or poor health	18.6%
Poor mental health	16.8%
Poor physical health	12.9%
No health insurance	12.9%
Visited doctor (checkup)	78.5%
Visited dentist	57.8%
Cholesterol screening	88.4%
Teeth loss	18.0%

Veterans & disability

Veterans	Count	%
Civilian veterans	1,265	7.4%

Disability	%
Any disability	16.7%
Under 18	7.5%
18–64 years	13.6%
65 and over	33.2%

Health insurance coverage

Type	%
Private insurance	65.2%
Public insurance	47.3%
No insurance	6.7%
Uninsured under 19	5.5%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	20,914	94.9%
Spanish	76	0.4%
Other Indo-European	25	0.1%
Asian & Pacific Islander	0	0.0%
Other languages	51	0.2%

Place of birth & citizenship

Origin	Count	%
Native born (US)	21,834	99.1%
Born in same state	21,749	98.7%
Born in different state	16,922	76.8%
Foreign born	85	0.4%
Naturalized citizen	193	0.9%
Not a US citizen	84	43.5%

Ancestry

Ancestry	Count	%
Italian	2,785	12.6%
Arab	2,515	11.4%
French	2,057	9.3%
English	298	1.4%
Polish	110	0.5%

Ancestry	Count	%
German	39	0.2%
Irish	39	0.2%
Norwegian	23	0.1%
Dutch	10	0%

Technology access

Metric	% of households
Computer access	43.5%
Internet access	86.1%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 45331

What city is ZIP code 45331 in?

ZIP code 45331 is primarily assigned to Greenville, Ohio.

What county is ZIP code 45331 in?

ZIP code 45331 falls within Darke County, Ohio.

Does ZIP code 45331 have a large retiree population?

43% of households in ZIP code 45331 receive Social Security income, suggesting a significant retiree or disability population.

What is the typical home value in ZIP code 45331?

The median home value in ZIP code 45331 is $150,500.

What is the population of ZIP code 45331?

ZIP code 45331 has an estimated population of 22,027 residents, with a density of 146 people per square mile.

What is the median household income in ZIP code 45331?

The median household income in ZIP code 45331 is $52,349, below the national median of ~$75,000.

What timezone is ZIP code 45331 in?

ZIP code 45331 observes the EST timezone.