Wilmington ZIP Codes — Clinton County, OH

There is one unique ZIP code in Wilmington, Ohio and it is 45177. Area code: 937.

ZIP codes

169.95

sq mi land

2.47

sq mi water

937

area code

Wilmington, OH ZIP code map

About Wilmington, OH

Wilmington, Ohio, is a charming city located in the heart of Clinton County. Known for its rich history and close-knit community, it offers a blend of rural charm and small-town living. The city is characterized by its scenic landscapes and friendly atmosphere, making it a pleasant place to reside or visit.

Location & geography

Wilmington is situated in southwestern Ohio, approximately 45 miles northeast of Cincinnati and 60 miles west of Columbus. The city spans a land area of 169.95 square miles, with an additional 2.47 square miles covered by water, creating a diverse terrain. This geographic setting provides residents with picturesque views and opportunities for outdoor activities.

Community & economy

The community in Wilmington is characterized by its welcoming nature and strong local ties. Key industries in the area include agriculture, manufacturing, and various service sectors that support daily life. Residents enjoy a variety of local events and festivals that reflect the city's vibrant culture and sense of community.

Transportation

Wilmington is well-connected by several major highways, including Interstate 71, which runs to the east of the city, providing easy access to larger metropolitan areas. The nearest airport is the Wilmington Air Park, which offers general aviation services. Public transportation options are limited, but residents often rely on personal vehicles for daily commuting.

History

Wilmington was founded in the early 19th century and quickly became a significant hub due to its strategic location along key transportation routes. The city has historically thrived on agriculture and manufacturing, which played vital roles in its development. Over the years, Wilmington has witnessed several notable events, including a history of involvement in aviation and local commerce.

Did you know?

One surprising fact about Wilmington is that it is home to the Wilmington Air Park, a former military airfield that has transitioned to civilian use and is significant for freight operations. Additionally, Wilmington was once the headquarters for the General Motors' Wilmington plant, showcasing its industrial history.

ZIP codes for Wilmington, OH (1)

ZIP code	City	County	Map
45177	Wilmington	Clinton	View map

Demographics & statistics

22,683

Population

40.8

Median age

$64,282

Median household income

$33,927

Per capita income

$190,200

Median home value

$850

Median monthly rent

69.2%

Home ownership

14.0%

Poverty rate

4.3%

Unemployment

7,145

Housing units

27.1%

Bachelor's or higher

Age distribution

Male Female

604

Under 5

651

639

5–9

688

782

10–14

842

754

15–19

811

975

20–24

1,050

1,147

25–34

1,235

1,216

35–44

1,309

1,316

45–54

1,417

637

55–59

686

862

60–64

928

1,143

65–74

1,231

635

75–84

683

213

85+

229

← Male

Female →

Age summary

Group	Count	%
Under 18	5,034	22.2%
18 and over	17,649	77.8%
65 and over	4,134	18.2%
Median age	40.8 years

Race & ethnicity

White 89.5%

Black or African American 3.3%

Two or more races 3.2%

Hispanic or Latino 1.5%

Asian 1.3%

Other race 1.1%

American Indian / Alaska Native 0.1%

Group	Count	%
White	20,612	89.5%
Black or African American	752	3.3%
Two or more races	730	3.2%
Hispanic or Latino	346	1.5%
Asian	308	1.3%
Other race	253	1.1%
American Indian / Alaska Native	21	0.1%

Household income

Under $10k 4.9%

$10k–$15k 5.3%

$15k–$25k 7.4%

$25k–$35k 8.3%

$35k–$50k 12.8%

$50k–$75k 17.8%

$75k–$100k 14.8%

$100k–$150k 15.2%

$150k–$200k 7.5%

$200k+ 6.1%

Range	% of households
Under $10k	4.9%
$10k–$15k	5.3%
$15k–$25k	7.4%
$25k–$35k	8.3%
$35k–$50k	12.8%
$50k–$75k	17.8%
$75k–$100k	14.8%
$100k–$150k	15.2%
$150k–$200k	7.5%
$200k+	6.1%
Median income	$64,282

Housing

Home values

Under $50k 3.2%

$50k–$100k 9.9%

$100k–$150k 21.5%

$150k–$200k 18.4%

$200k–$300k 25.6%

$300k–$500k 16.0%

$500k–$1M 3.7%

$1M+ 1.8%

Housing overview

Metric	Value
Median home value	$190,200
Median rent / month	$850
Owner occupied	69.2%
Renter occupied	30.8%
Vacant	9.2%
Single-family detached	76.2%
Large apartment buildings	2.8%
Mobile homes	4.1%
Median rooms	5.9
Avg household size (owned)	2.48

Year built

Era	%
2020 or later	0.3%
2010–2019	5.6%
2000–2009	12.4%
1990–1999	20.4%
1980–1989	10.6%
1970–1979	10.6%
1960–1969	7.5%
1950–1959	13.9%
1940–1949	3.9%
1939 or earlier	14.8%

Bedrooms

Size	% of units
No bedroom (studio)	0.8%
1 bedroom	6.5%
2 bedrooms	24.2%
3 bedrooms	47.5%
4 bedrooms	16.4%
5+ bedrooms	4.6%

Vehicles per household

Vehicles	% of households
No vehicle	3.7%
1 vehicle	32.3%
2 vehicles	36.8%
3 or more	27.2%

Heating fuel

Fuel type	%
Utility gas	43.4%
Electricity	34.2%
Propane / LP gas	14.6%
Fuel oil	3.8%
Wood	0.9%
Solar	0.1%

Households & families

Household type	Count	%
Married-couple family	4,425	49.2%
Cohabiting couple	437	4.9%
Male householder, no spouse	1,453	16.1%
Female householder, no spouse	2,686	29.8%
Households with children under 18	2,339	26.0%
Households with seniors (65+)	3,109	34.5%
Average household size	2.40

Marital status

Status	Male	Female
Never married	30.4%	26.8%
Married	54.9%	45.6%
Separated	1.3%	2.2%
Widowed	4.1%	11.2%
Divorced	9.3%	14.2%

Education

Less than 9th grade 2.1%

Some HS, no diploma 5.0%

HS graduate 33.7%

Some college, no degree 19.3%

Associate's degree 12.7%

Bachelor's degree 15.5%

Graduate / professional 11.6%

Metric	%
HS diploma or higher	92.9%
Bachelor's or higher	27.1%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	180	2.9%
Kindergarten	348	5.7%
Elementary school	2,414	39.2%
High school	1,062	17.3%
College / grad school	2,149	34.9%

Employment

Industry of employment

Education & healthcare 25.7%

Manufacturing 15.2%

Retail trade 11.8%

Transportation & utilities 9.7%

Professional & management 8.6%

Arts, food & hospitality 7.8%

Construction 4.8%

Finance & real estate 4.0%

Public administration 3.9%

Other services 3.1%

Agriculture & mining 2.5%

Wholesale trade 1.7%

Information 1.1%

Occupation

Category	%
Management, business & arts	37.8%
Service	17.2%
Sales & office	19.4%
Natural resources & construction	7.9%
Production & transportation	17.8%

Employment type

Type	%
Private sector	79.4%
Government	15.9%
Self-employed	4.6%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	83.2%
Carpool	6.0%
Public transit	0.5%
Walk	2.8%
Other means	2.0%
Avg commute (minutes)	21.9

Poverty

All people 14.0%

Under 18 years 19.7%

18 and over 12.2%

Married-couple families 5.8%

Female-led households 39.1%

Income support

Source	% of households
Social Security	36.3%
Retirement income	30.8%
Supplemental Security	3.9%
Cash public assistance	2.2%
Food stamps / SNAP	11.1%

Health indicators

Condition	%
High blood pressure	33.7%
High cholesterol	32.0%
Heart disease	7.4%
Stroke	3.5%
Asthma	10.9%
Arthritis	29.2%
Kidney disease	3.1%
Pulmonary disease	9.5%
Cancer	6.7%

Behavior / access	%
Binge drinking	17.5%
No physical activity	27.8%
Less than 7 hrs sleep	37.5%
Fair or poor health	16.6%
Poor mental health	17.1%
Poor physical health	11.6%
No health insurance	12.4%
Visited doctor (checkup)	75.6%
Visited dentist	59.2%
Cholesterol screening	87.1%
Teeth loss	17.5%

Veterans & disability

Veterans	Count	%
Civilian veterans	1,880	10.7%

Disability	%
Any disability	14.9%
Under 18	3.5%
18–64 years	12.3%
65 and over	37.7%

Health insurance coverage

Type	%
Private insurance	68.4%
Public insurance	40.4%
Uninsured under 19	4.1%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	21,428	94.5%
Spanish	352	1.6%
Other Indo-European	177	0.8%
Asian & Pacific Islander	0	0.0%
Other languages	157	0.7%

Place of birth & citizenship

Origin	Count	%
Native born (US)	21,908	96.6%
Born in same state	21,814	96.2%
Born in different state	17,223	75.9%
Foreign born	94	0.4%
Naturalized citizen	775	3.4%
Not a US citizen	145	18.7%

Ancestry

Ancestry	Count	%
Italian	3,409	15%
French	3,232	14.2%
Arab	1,718	7.6%
English	332	1.5%
Polish	253	1.1%

Ancestry	Count	%
Irish	158	0.7%
Dutch	49	0.2%
German	26	0.1%
Norwegian	18	0.1%

Technology access

Metric	% of households
Computer access	39.7%
Internet access	92.9%

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

Frequently asked questions

What ZIP codes does Wilmington, OH have?

Wilmington, OH has one ZIP code: 45177. Each ZIP code serves a distinct delivery area within the city and surrounding region.