Martinsville ZIP Codes — Clinton County, OH

There is one unique ZIP code in Martinsville, Ohio and it is 45146. Area code: 937.

ZIP codes

25.89

sq mi land

0.08

sq mi water

937

area code

Martinsville, OH ZIP code map

About Martinsville, OH

Martinsville, Ohio, is a small, close-knit community located in Clinton County. With its rich rural character and welcoming atmosphere, it serves as a serene escape from the bustle of larger urban areas. This quaint village is filled with charm, offering residents a peaceful lifestyle amidst scenic landscapes.

Location & geography

Martinsville is situated in the southwestern part of Ohio, nestled within Clinton County. The village covers a land area of 25.89 square miles, with a minimal water area of 0.08 square miles, making it primarily land-focused. Nearby cities include Blanchester, which is approximately 8 miles away, and Wilmington, located about 13 miles to the southwest.

Community & economy

The character of Martinsville is defined by its friendly residents and supportive community spirit. The local economy is likely diverse, with agriculture and small businesses playing significant roles in daily life. Residents enjoy the slower pace of life, with opportunities for outdoor activities and community gatherings that foster a strong sense of belonging.

Transportation

Transportation in Martinsville is facilitated by its proximity to State Route 28, which provides convenient access to surrounding areas. The nearest major airport is Wilmington Air Park, approximately 12 miles southwest, allowing for travel beyond the local region. Public transit options may be limited, making personal vehicles the primary mode of transportation for residents.

History

Martinsville was established in the 19th century, growing as a rural hub for agriculture and trade within the area. Key industries upon its founding included farming, which continues to influence the local economy today. Notable events in its history reflect the typical growth patterns of small towns in Ohio, evolving from a simple settlement to a vibrant village.

Did you know?

One surprising fact about Martinsville is its scenic landscape, which offers picturesque views of rural Ohio. Despite its small size, the village boasts a close-knit community that actively participates in local events and celebrations.

ZIP codes for Martinsville, OH (1)

ZIP code	City	County	Map
45146	Martinsville	Clinton	View map

Demographics & statistics

1,063

Population

46.5

Median age

$70,625

Median household income

$37,041

Per capita income

$150,000

Median home value

$1,023

Median monthly rent

83.4%

Home ownership

7.2%

Poverty rate

5.3%

Unemployment

378

Housing units

16.1%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

25–34

35–44

140

45–54

113

55–59

60–64

65–74

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	210	19.8%
18 and over	853	80.2%
65 and over	143	13.5%
Median age	46.5 years

Race & ethnicity

White 97.1%

Two or more races 2.1%

Hispanic or Latino 0.7%

Other race 0.2%

Group	Count	%
White	1,039	97.1%
Two or more races	22	2.1%
Hispanic or Latino	7	0.7%
Other race	2	0.2%

Household income

Under $10k 1.5%

$10k–$15k 4.6%

$15k–$25k 10.7%

$25k–$35k 16.1%

$35k–$50k 6.8%

$50k–$75k 14.6%

$75k–$100k 5.6%

$100k–$150k 17.6%

$150k–$200k 14.9%

$200k+ 7.6%

Range	% of households
Under $10k	1.5%
$10k–$15k	4.6%
$15k–$25k	10.7%
$25k–$35k	16.1%
$35k–$50k	6.8%
$50k–$75k	14.6%
$75k–$100k	5.6%
$100k–$150k	17.6%
$150k–$200k	14.9%
$200k+	7.6%
Median income	$70,625

Housing

Home values

Under $50k 9.4%

$50k–$100k 20.8%

$100k–$150k 19.9%

$150k–$200k 16.4%

$200k–$300k 22.5%

$300k–$500k 11.1%

Housing overview

Metric	Value
Median home value	$150,000
Median rent / month	$1,023
Owner occupied	83.4%
Renter occupied	16.6%
Vacant	8.1%
Single-family detached	90.8%
Large apartment buildings	0.0%
Mobile homes	9.0%
Median rooms	6.3
Avg household size (owned)	2.54

Year built

Era	%
2020 or later	0.0%
2010–2019	3.8%
2000–2009	19.1%
1990–1999	8.1%
1980–1989	7.0%
1970–1979	7.6%
1960–1969	2.7%
1950–1959	7.2%
1940–1949	7.6%
1939 or earlier	37.0%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	3.6%
2 bedrooms	14.8%
3 bedrooms	51.3%
4 bedrooms	26.5%
5+ bedrooms	3.8%

Vehicles per household

Vehicles	% of households
No vehicle	0.7%
1 vehicle	18.5%
2 vehicles	42.0%
3 or more	38.8%

Heating fuel

Fuel type	%
Utility gas	2.2%
Electricity	52.2%
Propane / LP gas	14.4%
Fuel oil	15.4%
Wood	6.1%

Households & families

Household type	Count	%
Married-couple family	227	55.4%
Cohabiting couple	47	11.5%
Male householder, no spouse	73	17.8%
Female householder, no spouse	63	15.4%
Households with children under 18	100	24.4%
Households with seniors (65+)	114	27.8%
Average household size	2.59

Marital status

Status	Male	Female
Never married	25.7%	14.5%
Married	48.1%	55.4%
Separated	0.4%	0.3%
Widowed	6.5%	11.0%
Divorced	19.2%	18.9%

Education

Less than 9th grade 1.9%

Some HS, no diploma 8.4%

HS graduate 37.4%

Some college, no degree 27.8%

Associate's degree 8.3%

Bachelor's degree 14.0%

Graduate / professional 2.1%

Metric	%
HS diploma or higher	89.7%
Bachelor's or higher	16.1%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	10	5.3%
Kindergarten	3	1.6%
Elementary school	123	65.1%
High school	29	15.3%
College / grad school	24	12.7%

Employment

Industry of employment

Transportation & utilities 20.9%

Education & healthcare 18.7%

Manufacturing 12.4%

Construction 9.9%

Public administration 9.4%

Arts, food & hospitality 7.2%

Agriculture & mining 6.5%

Retail trade 5.8%

Professional & management 4.0%

Other services 2.8%

Finance & real estate 1.6%

Wholesale trade 0.9%

Occupation

Category	%
Management, business & arts	29.8%
Service	18.3%
Sales & office	10.6%
Natural resources & construction	15.9%
Production & transportation	25.3%

Employment type

Type	%
Private sector	71.0%
Government	18.2%
Self-employed	10.8%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	78.5%
Carpool	9.5%
Public transit	0.0%
Walk	6.5%
Other means	0.0%
Avg commute (minutes)	37.5

Poverty

All people 7.2%

Under 18 years 5.9%

18 and over 7.5%

Married-couple families 0.0%

Female-led households 13.3%

Income support

Source	% of households
Social Security	24.1%
Retirement income	26.6%
Supplemental Security	1.5%
Cash public assistance	2.4%
Food stamps / SNAP	10.2%

Health indicators

Condition	%
High blood pressure	32.8%
High cholesterol	31.9%
Heart disease	6.9%
Stroke	3.1%
Asthma	10.6%
Arthritis	28.4%
Kidney disease	2.8%
Pulmonary disease	9.3%
Cancer	6.2%

Behavior / access	%
Binge drinking	18.7%
No physical activity	27.3%
Less than 7 hrs sleep	38.1%
Fair or poor health	16.1%
Poor mental health	17.1%
Poor physical health	11.4%
No health insurance	12.7%
Visited doctor (checkup)	74.3%
Visited dentist	59.1%
Cholesterol screening	87.3%
Teeth loss	16.1%

Veterans & disability

Veterans	Count	%
Civilian veterans	103	12.1%

Disability	%
Any disability	16.0%
Under 18	3.3%
18–64 years	14.8%
65 and over	40.6%

Health insurance coverage

Type	%
Private insurance	66.6%
Public insurance	37.7%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	1,010	95.0%
Spanish	0	0.0%
Other Indo-European	0	0.0%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	1,061	99.8%
Born in same state	1,059	99.6%
Born in different state	913	85.9%
Foreign born	2	0.2%
Naturalized citizen	2	0.2%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
French	225	21.2%
Italian	175	16.5%
Arab	93	8.7%

Ancestry	Count	%
Irish	27	2.5%
English	9	0.8%

Technology access

Metric	% of households
Computer access	38.6%
Internet access	92.7%

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

Frequently asked questions

What ZIP codes does Martinsville, OH have?

Martinsville, OH has one ZIP code: 45146. Each ZIP code serves a distinct delivery area within the city and surrounding region.