45830 ZIP Code — Columbus Grove, OH

Putnam County, Ohio

ZIP code 45830 is located in Columbus Grove, Ohio, within Putnam County. It covers approximately 94.55 square miles and serves a population of 5,608 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 419/567.

About ZIP code 45830

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 $154,400. Owner-occupancy is high at 89%, well above the national average.

Median household income is $78,528. 32% 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 22 minutes is near the national average.

Educational attainment is near the national average, with 24% of residents holding a bachelor's degree or higher.

Overall, ZIP code 45830 reflects a community defined by high homeownership and a significant Social Security-dependent population.

5,608

population

94.55

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

45830 ZIP code map

Cities in ZIP code 45830

Below are the cities the US Postal Service accepts for ZIP code 45830. Using any city not on this list may result in mail delivery delays.

City	Status
Columbus Grove	Acceptable
Columbus Grove	Preferred

Nearby ZIP codes

45809 Gomer (6.4 mi) 45875 Ottawa (8.1 mi) 45807 Lima (8.2 mi) 45877 Pandora (8.8 mi) 45844 Fort Jennings (9.8 mi) 45801 Lima (10.1 mi) 45817 Bluffton (11.8 mi) 45827 Cloverdale (12.2 mi) 45805 Lima (12.9 mi) 45804 Lima (13.6 mi) 45856 Leipsic (13.7 mi) 45833 Delphos (14 mi)

Demographics updated 05/2026

Population
Total population	5,608
Population density	59 / sq mi
State FIPS	39
County FIPS	137

Geography
Land area	94.55 sq mi
Water area	0.18 sq mi
Latitude	40.9121
Longitude	-84.1007
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	33.8%	35.4%	43.3%
$50k – $100k	44.8%	34.6%	31.4%
$100k – $200k	19.9%	25.9%	20.0%
Over $200k	1.5%	4.0%	5.2%

Demographics & statistics

5,608

Population

People per sq mi

39.6

Median age

$78,528

Median household income

$37,333

Per capita income

$154,400

Median home value

$836

Median monthly rent

89.4%

Home ownership

7.6%

Poverty rate

2.0%

Unemployment

2,054

Housing units

24.2%

Bachelor's or higher

Age distribution

Male Female

188

Under 5

188

173

5–9

174

226

10–14

227

151

15–19

152

173

20–24

173

333

25–34

334

355

35–44

355

333

45–54

333

167

55–59

168

223

60–64

224

300

65–74

300

121

75–84

122

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	1,405	25.1%
18 and over	4,203	74.9%
65 and over	958	17.1%
Median age	39.6 years

Race & ethnicity

White 85.1%

Hispanic or Latino 6.7%

Two or more races 4.1%

Other race 3.7%

Black or African American 0.4%

Group	Count	%
White	5,115	85.1%
Hispanic or Latino	402	6.7%
Two or more races	245	4.1%
Other race	221	3.7%
Black or African American	27	0.4%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	33.8%	35.4%	43.3%
$50k – $100k	44.8%	34.6%	31.4%
$100k – $200k	19.9%	25.9%	20.0%
Over $200k	1.5%	4.0%	5.2%

Under $10k 3.4%

$10k–$15k 2.3%

$15k–$25k 5.1%

$25k–$35k 4.0%

$35k–$50k 10.8%

$50k–$75k 21.8%

$75k–$100k 20.1%

$100k–$150k 21.8%

$150k–$200k 4.3%

$200k+ 6.2%

Range	% of households
Under $10k	3.4%
$10k–$15k	2.3%
$15k–$25k	5.1%
$25k–$35k	4.0%
$35k–$50k	10.8%
$50k–$75k	21.8%
$75k–$100k	20.1%
$100k–$150k	21.8%
$150k–$200k	4.3%
$200k+	6.2%
Median income	$78,528

Housing

Home values

Under $50k 4.8%

$50k–$100k 16.4%

$100k–$150k 27.0%

$150k–$200k 21.0%

$200k–$300k 18.5%

$300k–$500k 9.8%

$500k–$1M 2.1%

$1M+ 0.3%

Housing overview

Metric	Value
Median home value	$154,400
Median rent / month	$836
Owner occupied	89.4%
Renter occupied	10.6%
Vacant	4.4%
Single-family detached	89.7%
Large apartment buildings	0.2%
Mobile homes	6.0%
Median rooms	6.4
Avg household size (owned)	2.52

Year built

Era	%
2020 or later	0.0%
2010–2019	3.5%
2000–2009	8.5%
1990–1999	12.5%
1980–1989	7.0%
1970–1979	14.9%
1960–1969	9.9%
1950–1959	11.4%
1940–1949	2.1%
1939 or earlier	30.2%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	2.8%
2 bedrooms	20.4%
3 bedrooms	56.8%
4 bedrooms	19.4%
5+ bedrooms	0.5%

Vehicles per household

Vehicles	% of households
No vehicle	1.0%
1 vehicle	22.4%
2 vehicles	35.8%
3 or more	40.8%

Heating fuel

Fuel type	%
Utility gas	37.3%
Electricity	25.5%
Propane / LP gas	28.5%
Fuel oil	3.2%
Wood	2.8%
Solar	0.2%
No fuel used	1.1%

Households & families

Household type	Count	%
Married-couple family	1,284	58.8%
Cohabiting couple	146	6.7%
Male householder, no spouse	349	16.0%
Female householder, no spouse	406	18.6%
Households with children under 18	701	32.1%
Households with seniors (65+)	696	31.9%
Average household size	2.57

Marital status

Status	Male	Female
Never married	28.7%	19.3%
Married	60.3%	56.1%
Separated	0.0%	5.6%
Widowed	3.3%	8.7%
Divorced	7.7%	10.4%

Education

Less than 9th grade 0.4%

Some HS, no diploma 6.9%

HS graduate 38.5%

Some college, no degree 18.5%

Associate's degree 11.6%

Bachelor's degree 18.6%

Graduate / professional 5.6%

Metric	%
HS diploma or higher	92.8%
Bachelor's or higher	24.2%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	83	6.7%
Kindergarten	128	10.3%
Elementary school	535	42.9%
High school	297	23.8%
College / grad school	204	16.4%

Employment

Industry of employment

Manufacturing 28.9%

Education & healthcare 26.1%

Construction 10.8%

Professional & management 8.3%

Retail trade 5.3%

Arts, food & hospitality 4.7%

Transportation & utilities 4.6%

Other services 3.2%

Finance & real estate 2.2%

Wholesale trade 1.9%

Public administration 1.7%

Agriculture & mining 1.4%

Information 0.9%

Occupation

Category	%
Management, business & arts	35.0%
Service	15.9%
Sales & office	14.0%
Natural resources & construction	10.8%
Production & transportation	24.3%

Employment type

Type	%
Private sector	83.2%
Government	7.9%
Self-employed	8.8%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	83.1%
Carpool	8.3%
Public transit	0.0%
Walk	1.1%
Work from home	7.0%
Other means	0.5%
Avg commute (minutes)	22.2

Poverty

All people 7.6%

Under 18 years 7.9%

18 and over 7.4%

Married-couple families 3.0%

Female-led households 13.0%

Income support

Source	% of households
Social Security	31.6%
Retirement income	25.9%
Supplemental Security	2.9%
Cash public assistance	1.8%
Food stamps / SNAP	6.0%

Health indicators

Condition	%
Obesity	35.4%
High blood pressure	32.4%
High cholesterol	30.3%
Diabetes	10.4%
Heart disease	6.9%
Stroke	3.0%
Asthma	9.7%
Arthritis	26.7%
Kidney disease	2.7%
Pulmonary disease	7.9%
Cancer	7.0%

Behavior / access	%
Smoking	20.0%
Binge drinking	18.5%
No physical activity	25.0%
Less than 7 hrs sleep	32.4%
Depression	22.1%
Fair or poor health	13.3%
Poor mental health	15.6%
Poor physical health	9.8%
No health insurance	11.1%
Visited doctor (checkup)	74.8%
Visited dentist	66.9%
Cholesterol screening	88.7%
Teeth loss	13.9%

Veterans & disability

Veterans	Count	%
Civilian veterans	205	4.9%

Disability	%
Any disability	7.6%
Under 18	3.1%
18–64 years	4.6%
65 and over	24.6%

Health insurance coverage

Type	%
Private insurance	81.0%
Public insurance	24.3%
No insurance	6.8%
Uninsured under 19	6.5%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	5,232	93.3%
Spanish	43	0.8%
Other Indo-European	43	0.8%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	5,589	99.7%
Born in same state	5,584	99.6%
Born in different state	5,169	92.2%
Foreign born	5	0.1%
Naturalized citizen	19	0.3%
Not a US citizen	12	63.2%

Ancestry

Ancestry	Count	%
Italian	575	10.3%
Arab	264	4.7%
French	262	4.7%

Ancestry	Count	%
English	15	0.3%
Irish	13	0.2%

Technology access

Metric	% of households
Computer access	39.0%
Internet access	89.7%

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

Frequently asked questions about ZIP code 45830

What city is ZIP code 45830 in?

ZIP code 45830 is primarily assigned to Columbus Grove, Ohio.

What county is ZIP code 45830 in?

ZIP code 45830 falls within Putnam County, Ohio.

Is ZIP code 45830 mostly owner-occupied?

89% of occupied units in ZIP code 45830 are owner-occupied, well above the national average.

What is the typical home value in ZIP code 45830?

The median home value in ZIP code 45830 is $154,400.

What is the population of ZIP code 45830?

ZIP code 45830 has an estimated population of 5,608 residents, with a density of 59 people per square mile.

What is the median household income in ZIP code 45830?

The median household income in ZIP code 45830 is $78,528, above the national median of ~$75,000.

What timezone is ZIP code 45830 in?

ZIP code 45830 observes the EST timezone.