Arcanum ZIP Codes — Darke County, OH

There is one unique ZIP code in Arcanum, Ohio and it is 45304. Area code: 937.

ZIP codes

85.15

sq mi land

0.10

sq mi water

937

area code

Arcanum, OH ZIP code map

About Arcanum, OH

Arcanum, Ohio, is a small yet vibrant village located in Darke County. This community, known for its friendly atmosphere, offers a blend of rural charm and modern amenities. Residents enjoy a close-knit environment, with local events that foster a strong sense of belonging.

Location & geography

Situated in western Ohio, Arcanum covers a total land area of 85.15 square miles with a minor water area of 0.10 square miles. It is positioned approximately 15 miles northwest of Greenville and about 20 miles east of Richmond, Indiana. The terrain around Arcanum consists primarily of flat farmlands, making agriculture a prominent aspect of the local landscape.

Community & economy

The character of Arcanum is defined by its agricultural roots and community-oriented lifestyle. Local industries primarily revolve around farming and related businesses, although there are small shops and services that cater to daily needs. Daily life in Arcanum often includes participation in community events, gatherings, and support for local schools.

Transportation

Arcanum is accessible via several state routes, including State Route 49, which connects the village to neighboring communities. The nearest major highways facilitate travel to larger cities, while Dayton International Airport is the closest named airport, located roughly 30 miles to the south. Public transportation options are limited, so personal vehicles are primarily used for commuting.

History

Founded in the 19th century, Arcanum emerged as a flourishing agricultural hub in Darke County, emphasizing the farming industry. Significant events in the village's history include the establishment of the local post office in 1836, which helped connect the community with the broader region. Over the years, Arcanum has maintained its rural charm while gradually adapting to modern developments.

Did you know?

A little-known fact about Arcanum is that it plays host to a unique annual event known as the Arcanum Harvest Jubilee, celebrating the local agricultural heritage. Additionally, the village's commitment to preserving its historical buildings reflects its dedication to maintaining its rich history for future generations.

ZIP codes for Arcanum, OH (1)

ZIP code	City	County	Map
45304	Arcanum	Darke	View map

Demographics & statistics

7,617

Population

37.9

Median age

$63,911

Median household income

$32,287

Per capita income

$177,200

Median home value

$805

Median monthly rent

77.5%

Home ownership

9.0%

Poverty rate

1.5%

Unemployment

2,446

Housing units

15.3%

Bachelor's or higher

Age distribution

Male Female

225

Under 5

225

334

5–9

336

237

10–14

237

282

15–19

282

208

20–24

209

526

25–34

528

474

35–44

475

460

45–54

462

280

55–59

280

151

60–64

151

378

65–74

380

215

75–84

215

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	1,921	25.2%
18 and over	5,696	74.8%
65 and over	1,255	16.5%
Median age	37.9 years

Race & ethnicity

White 97.3%

Two or more races 2%

Black or African American 0.4%

Hispanic or Latino 0.3%

Group	Count	%
White	7,431	97.3%
Two or more races	155	2%
Black or African American	28	0.4%
Hispanic or Latino	21	0.3%

Household income

Under $10k 5.7%

$10k–$15k 3.3%

$15k–$25k 2.8%

$25k–$35k 10.5%

$35k–$50k 16.5%

$50k–$75k 18.6%

$75k–$100k 14.2%

$100k–$150k 17.0%

$150k–$200k 6.3%

$200k+ 5.1%

Range	% of households
Under $10k	5.7%
$10k–$15k	3.3%
$15k–$25k	2.8%
$25k–$35k	10.5%
$35k–$50k	16.5%
$50k–$75k	18.6%
$75k–$100k	14.2%
$100k–$150k	17.0%
$150k–$200k	6.3%
$200k+	5.1%
Median income	$63,911

Housing

Home values

Under $50k 1.4%

$50k–$100k 11.0%

$100k–$150k 23.1%

$150k–$200k 25.6%

$200k–$300k 16.6%

$300k–$500k 16.9%

$500k–$1M 3.9%

$1M+ 1.5%

Housing overview

Metric	Value
Median home value	$177,200
Median rent / month	$805
Owner occupied	77.5%
Renter occupied	22.5%
Vacant	5.5%
Single-family detached	92.0%
Large apartment buildings	0.0%
Mobile homes	0.5%
Median rooms	6.8
Avg household size (owned)	2.71

Year built

Era	%
2020 or later	0.0%
2010–2019	3.6%
2000–2009	8.5%
1990–1999	10.9%
1980–1989	3.5%
1970–1979	13.1%
1960–1969	8.9%
1950–1959	8.4%
1940–1949	6.4%
1939 or earlier	36.7%

Bedrooms

Size	% of units
No bedroom (studio)	0.9%
1 bedroom	4.8%
2 bedrooms	15.5%
3 bedrooms	53.3%
4 bedrooms	23.7%
5+ bedrooms	1.7%

Vehicles per household

Vehicles	% of households
No vehicle	2.9%
1 vehicle	18.3%
2 vehicles	40.4%
3 or more	38.4%

Heating fuel

Fuel type	%
Utility gas	41.6%
Electricity	30.7%
Propane / LP gas	17.3%
Fuel oil	2.9%
Wood	5.9%
Solar	0.1%
No fuel used	0.4%

Households & families

Household type	Count	%
Married-couple family	1,750	59.6%
Cohabiting couple	133	4.5%
Male householder, no spouse	387	13.2%
Female householder, no spouse	665	22.7%
Households with children under 18	977	33.3%
Households with seniors (65+)	887	30.2%
Average household size	2.60

Marital status

Status	Male	Female
Never married	31.2%	25.4%
Married	60.5%	59.3%
Separated	0.5%	1.7%
Widowed	2.1%	5.7%
Divorced	5.7%	7.9%

Education

Less than 9th grade 2.4%

Some HS, no diploma 6.1%

HS graduate 46.1%

Some college, no degree 20.2%

Associate's degree 9.9%

Bachelor's degree 9.5%

Graduate / professional 5.8%

Metric	%
HS diploma or higher	91.5%
Bachelor's or higher	15.3%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	113	6.0%
Kindergarten	219	11.6%
Elementary school	788	41.6%
High school	472	24.9%
College / grad school	300	15.9%

Employment

Industry of employment

Manufacturing 21.6%

Education & healthcare 19.9%

Retail trade 13.6%

Construction 11.6%

Arts, food & hospitality 6.7%

Transportation & utilities 6.1%

Professional & management 5.2%

Finance & real estate 4.0%

Other services 3.4%

Wholesale trade 3.0%

Agriculture & mining 2.3%

Public administration 2.3%

Information 0.2%

Occupation

Category	%
Management, business & arts	28.4%
Service	15.1%
Sales & office	20.0%
Natural resources & construction	15.1%
Production & transportation	21.4%

Employment type

Type	%
Private sector	79.8%
Government	10.1%
Self-employed	9.8%
Unpaid family workers	0.2%

Commute

Method	%
Drive alone	84.2%
Carpool	7.9%
Public transit	0.0%
Walk	0.5%
Other means	1.7%
Avg commute (minutes)	27.5

Poverty

All people 9.0%

Under 18 years 14.2%

18 and over 7.3%

Married-couple families 1.5%

Female-led households 34.1%

Income support

Source	% of households
Social Security	32.5%
Retirement income	21.3%
Supplemental Security	7.9%
Cash public assistance	1.7%
Food stamps / SNAP	6.2%

Health indicators

Condition	%
High blood pressure	34.5%
High cholesterol	32.7%
Heart disease	7.5%
Stroke	3.3%
Asthma	10.0%
Arthritis	28.7%
Kidney disease	3.0%
Pulmonary disease	9.3%
Cancer	7.2%

Behavior / access	%
Binge drinking	17.7%
No physical activity	26.4%
Less than 7 hrs sleep	36.3%
Fair or poor health	15.3%
Poor mental health	16.2%
Poor physical health	11.1%
No health insurance	11.5%
Visited doctor (checkup)	77.4%
Visited dentist	62.0%
Cholesterol screening	89.0%
Teeth loss	14.4%

Veterans & disability

Veterans	Count	%
Civilian veterans	313	5.5%

Disability	%
Any disability	11.0%
Under 18	3.5%
18–64 years	11.6%
65 and over	20.4%

Health insurance coverage

Type	%
Private insurance	66.5%
Public insurance	35.1%
Uninsured under 19	8.4%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	7,167	94.1%
Spanish	62	0.9%
Other Indo-European	3	0.0%
Asian & Pacific Islander	48	0.7%
Other languages	11	0.2%

Place of birth & citizenship

Origin	Count	%
Native born (US)	7,608	99.9%
Born in same state	7,579	99.5%
Born in different state	6,340	83.2%
Foreign born	29	0.4%
Naturalized citizen	9	0.1%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
Italian	615	8.1%
French	600	7.9%
Arab	577	7.6%
English	62	0.8%

Ancestry	Count	%
German	31	0.4%
Irish	13	0.2%
Polish	11	0.1%
Dutch	5	0.1%

Technology access

Metric	% of households
Computer access	38.5%
Internet access	89.3%

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

Frequently asked questions

What ZIP codes does Arcanum, OH have?

Arcanum, OH has one ZIP code: 45304. Each ZIP code serves a distinct delivery area within the city and surrounding region.