45831 ZIP Code — Continental, OH

Putnam County, Ohio

ZIP code 45831 is located in Continental, Ohio, within Putnam County. It covers approximately 74.38 square miles and serves a population of 3,601 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 419/567.

About ZIP code 45831

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 $155,700. Owner-occupancy is high at 89%, well above the national average.

Median household income is $74,286. 44% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 24 minutes is near the national average.

College attainment at 13% is below the national average, consistent with a trades and production-oriented local economy.

Health indicators show elevated rates of smoking (22%) compared to national benchmarks.

Overall, ZIP code 45831 reflects a community defined by a trades-oriented workforce, high homeownership, and a significant Social Security-dependent population.

3,601

population

74.38

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

45831 ZIP code map

Cities in ZIP code 45831

Below are the cities the US Postal Service accepts for ZIP code 45831. Using any city not on this list may result in mail delivery delays.

City	Status
Continental	Preferred

Nearby ZIP codes

43548 New Bavaria (6.8 mi) 45827 Cloverdale (7.7 mi) 45873 Oakwood (8.3 mi) 45873 Oakwood (8.3 mi) 43527 Holgate (10 mi) 45856 Leipsic (11.3 mi) 45875 Ottawa (11.5 mi) 45849 Grover Hill (12.7 mi) 43524 Hamler (13.3 mi) 45844 Fort Jennings (13.6 mi) 43512 Defiance (14.9 mi) 45830 Columbus Grove (15.5 mi)

Demographics updated 05/2026

Population
Total population	3,601
Population density	48 / sq mi
State FIPS	39
County FIPS	137

Geography
Land area	74.38 sq mi
Water area	0.23 sq mi
Latitude	41.1101
Longitude	-84.2415
Timezone	Eastern (ET)
Area code	419/567

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	43.8%	35.4%	43.3%
$50k – $100k	30.8%	34.6%	31.4%
$100k – $200k	23.0%	25.9%	20.0%
Over $200k	2.4%	4.0%	5.2%

Demographics & statistics

3,601

Population

People per sq mi

43.6

Median age

$74,286

Median household income

$31,038

Per capita income

$155,700

Median home value

$702

Median monthly rent

88.8%

Home ownership

11.1%

Poverty rate

8.1%

Unemployment

1,321

Housing units

12.7%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

177

10–14

203

141

15–19

162

20–24

110

25–34

125

222

35–44

254

140

45–54

161

126

55–59

145

147

60–64

168

222

65–74

255

75–84

110

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	938	26.0%
18 and over	2,663	74.0%
65 and over	800	22.2%
Median age	43.6 years

Race & ethnicity

White 96.9%

Hispanic or Latino 1.4%

Other race 1.4%

Black or African American 0.4%

Group	Count	%
White	3,538	96.9%
Hispanic or Latino	50	1.4%
Other race	50	1.4%
Black or African American	13	0.4%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	43.8%	35.4%	43.3%
$50k – $100k	30.8%	34.6%	31.4%
$100k – $200k	23.0%	25.9%	20.0%
Over $200k	2.4%	4.0%	5.2%

Under $10k 7.5%

$10k–$15k 5.6%

$15k–$25k 5.6%

$25k–$35k 6.5%

$35k–$50k 9.1%

$50k–$75k 16.4%

$75k–$100k 16.6%

$100k–$150k 23.4%

$150k–$200k 4.9%

$200k+ 4.5%

Range	% of households
Under $10k	7.5%
$10k–$15k	5.6%
$15k–$25k	5.6%
$25k–$35k	6.5%
$35k–$50k	9.1%
$50k–$75k	16.4%
$75k–$100k	16.6%
$100k–$150k	23.4%
$150k–$200k	4.9%
$200k+	4.5%
Median income	$74,286

Housing

Home values

Under $50k 2.4%

$50k–$100k 19.5%

$100k–$150k 24.1%

$150k–$200k 21.0%

$200k–$300k 25.6%

$300k–$500k 5.1%

$500k–$1M 2.3%

Housing overview

Metric	Value
Median home value	$155,700
Median rent / month	$702
Owner occupied	88.8%
Renter occupied	11.2%
Vacant	5.8%
Single-family detached	92.4%
Large apartment buildings	0.4%
Mobile homes	2.8%
Median rooms	6.4
Avg household size (owned)	2.69

Year built

Era	%
2020 or later	0.0%
2010–2019	0.6%
2000–2009	10.2%
1990–1999	13.5%
1980–1989	10.8%
1970–1979	15.1%
1960–1969	8.8%
1950–1959	8.7%
1940–1949	1.4%
1939 or earlier	30.9%

Bedrooms

Size	% of units
No bedroom (studio)	0.6%
1 bedroom	3.5%
2 bedrooms	13.7%
3 bedrooms	68.4%
4 bedrooms	9.9%
5+ bedrooms	4.0%

Vehicles per household

Vehicles	% of households
No vehicle	3.7%
1 vehicle	21.7%
2 vehicles	37.0%
3 or more	37.6%

Heating fuel

Fuel type	%
Utility gas	2.9%
Electricity	40.1%
Propane / LP gas	49.3%
Fuel oil	1.4%
Wood	4.6%

Households & families

Household type	Count	%
Married-couple family	894	64.2%
Cohabiting couple	51	3.7%
Male householder, no spouse	109	7.8%
Female householder, no spouse	338	24.3%
Households with children under 18	481	34.6%
Households with seniors (65+)	536	38.5%
Average household size	2.59

Marital status

Status	Male	Female
Never married	19.6%	20.9%
Married	72.2%	59.3%
Separated	0.3%	0.0%
Widowed	1.4%	9.0%
Divorced	6.4%	10.8%

Education

Less than 9th grade 2.9%

Some HS, no diploma 3.8%

HS graduate 51.1%

Some college, no degree 15.3%

Associate's degree 14.2%

Bachelor's degree 8.2%

Graduate / professional 4.5%

Metric	%
HS diploma or higher	93.3%
Bachelor's or higher	12.7%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	27	2.8%
Kindergarten	9	0.9%
Elementary school	481	50.7%
High school	271	28.6%
College / grad school	161	17.0%

Employment

Industry of employment

Education & healthcare 24.1%

Manufacturing 21.2%

Retail trade 13.8%

Other services 10.1%

Construction 6.1%

Wholesale trade 5.8%

Professional & management 5.7%

Finance & real estate 3.7%

Arts, food & hospitality 3.6%

Agriculture & mining 3.1%

Public administration 1.6%

Transportation & utilities 1.2%

Occupation

Category	%
Management, business & arts	33.1%
Service	20.9%
Sales & office	18.8%
Natural resources & construction	10.4%
Production & transportation	16.9%

Employment type

Type	%
Private sector	80.9%
Government	7.7%
Self-employed	11.4%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	92.2%
Carpool	3.4%
Public transit	0.8%
Walk	0.2%
Work from home	2.9%
Other means	0.6%
Avg commute (minutes)	23.7

Poverty

All people 11.1%

Under 18 years 11.7%

18 and over 11.0%

Married-couple families 4.5%

Female-led households 62.7%

Income support

Source	% of households
Social Security	44.0%
Retirement income	37.0%
Supplemental Security	2.9%
Cash public assistance	0.0%
Food stamps / SNAP	9.5%

Health indicators

Condition	%
Obesity	36.0%
High blood pressure	33.8%
High cholesterol	30.6%
Diabetes	11.0%
Heart disease	7.3%
Stroke	3.2%
Asthma	9.7%
Arthritis	27.4%
Kidney disease	2.9%
Pulmonary disease	8.6%
Cancer	7.0%

Behavior / access	%
Smoking	21.5%
Binge drinking	18.3%
No physical activity	27.0%
Less than 7 hrs sleep	32.7%
Depression	21.8%
Fair or poor health	14.4%
Poor mental health	15.9%
Poor physical health	10.4%
No health insurance	11.9%
Visited doctor (checkup)	74.3%
Visited dentist	64.2%
Cholesterol screening	88.2%
Teeth loss	15.7%

Veterans & disability

Veterans	Count	%
Civilian veterans	132	5.0%

Disability	%
Any disability	13.4%
Under 18	0.5%
18–64 years	10.5%
65 and over	35.5%

Health insurance coverage

Type	%
Private insurance	85.9%
Public insurance	30.3%
No insurance	1.2%
Uninsured under 19	0.2%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	3,425	95.1%
Spanish	56	1.6%
Other Indo-European	4	0.1%
Asian & Pacific Islander	52	1.5%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	3,597	99.9%
Born in same state	3,597	99.9%
Born in different state	3,240	90.0%
Foreign born	0	0.0%
Naturalized citizen	4	0.1%
Not a US citizen	4	100.0%

Ancestry

Ancestry	Count	%
Italian	588	16.3%
French	319	8.9%
Arab	222	6.2%

Ancestry	Count	%
Irish	22	0.6%
English	22	0.6%
Dutch	19	0.5%

Technology access

Metric	% of households
Computer access	38.7%
Internet access	91.6%

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

Frequently asked questions about ZIP code 45831

What city is ZIP code 45831 in?

ZIP code 45831 is primarily assigned to Continental, Ohio.

What county is ZIP code 45831 in?

ZIP code 45831 falls within Putnam County, Ohio.

Is ZIP code 45831 mostly owner-occupied?

89% of occupied units in ZIP code 45831 are owner-occupied, well above the national average.

How educated is the population of ZIP code 45831?

13% of residents hold a bachelor's degree or higher — below the national average of ~33%, consistent with a trades-oriented local economy.

Does ZIP code 45831 have a large retiree population?

44% of households in ZIP code 45831 receive Social Security income, suggesting a significant retiree or disability population.

What is the typical home value in ZIP code 45831?

The median home value in ZIP code 45831 is $155,700.

What timezone is ZIP code 45831 in?

ZIP code 45831 observes the EST timezone.