43029 ZIP Code — Irwin, OH

Union County, Ohio

ZIP code 43029 is located in Irwin, Ohio, within Union County. It covers approximately 23.40 square miles and serves a population of 532 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 740.

About ZIP code 43029

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 $265,500. Owner-occupancy sits near the national average at 63%.

Median household income is $103,074. The poverty rate of 3% is below the national average. 39% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with agriculture and mining as the leading industry. The average commute of 22 minutes is near the national average.

Educational attainment is near the national average, with 32% of residents holding a bachelor's degree or higher.

532

population

23.40

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

43029 ZIP code map

Cities in ZIP code 43029

Below are the cities the US Postal Service accepts for ZIP code 43029. Using any city not on this list may result in mail delivery delays.

City	Status
Irwin	Preferred

Nearby ZIP codes

43045 Milford Center (4.4 mi) 43044 Mechanicsburg (5.8 mi) 43084 Woodstock (6.3 mi) 43064 Plain City (8.8 mi) 43060 North Lewisburg (9.5 mi) 43041 Marysville (9.9 mi) 43009 Cable (11.1 mi) 43040 Marysville (11.6 mi) 45369 South Vienna (13.5 mi) 43162 West Jefferson (13.6 mi) 43319 East Liberty (15.5 mi) 43140 London (15.6 mi)

Demographics updated 05/2026

Population
Total population	532
Population density	23 / sq mi
State FIPS	39
County FIPS	159

Geography
Land area	23.40 sq mi
Water area	0.03 sq mi
Latitude	40.1073
Longitude	-83.4503
Timezone	Eastern (ET)
Area code	740

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	20.1%	27.7%	43.3%
$50k – $100k	55.7%	36.0%	31.4%
$100k – $200k	23.5%	29.6%	20.0%
Over $200k	0.7%	6.7%	5.2%

Demographics & statistics

532

Population

People per sq mi

37.1

Median age

$103,074

Median household income

$32,233

Per capita income

$265,500

Median home value

$493

Median monthly rent

63.2%

Home ownership

2.5%

Poverty rate

2.8%

Unemployment

143

Housing units

32.0%

Bachelor's or higher

Age distribution

Male Female

5–9

15–19

20–24

25–34

35–44

45–54

55–59

60–64

65–74

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	95	17.9%
18 and over	437	82.1%
65 and over	111	20.9%
Median age	37.1 years

Race & ethnicity

White 92.6%

Two or more races 5%

Hispanic or Latino 1.5%

Asian 0.9%

Group	Count	%
White	500	92.6%
Two or more races	27	5%
Hispanic or Latino	8	1.5%
Asian	5	0.9%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	20.1%	27.7%	43.3%
$50k – $100k	55.7%	36.0%	31.4%
$100k – $200k	23.5%	29.6%	20.0%
Over $200k	0.7%	6.7%	5.2%

Under $10k 4.1%

$15k–$25k 11.7%

$25k–$35k 2.9%

$35k–$50k 4.7%

$50k–$75k 9.4%

$75k–$100k 12.3%

$100k–$150k 46.2%

$150k–$200k 1.8%

$200k+ 7.0%

Range	% of households
Under $10k	4.1%
$15k–$25k	11.7%
$25k–$35k	2.9%
$35k–$50k	4.7%
$50k–$75k	9.4%
$75k–$100k	12.3%
$100k–$150k	46.2%
$150k–$200k	1.8%
$200k+	7.0%
Median income	$103,074

Housing

Home values

$100k–$150k 11.1%

$150k–$200k 14.8%

$200k–$300k 42.6%

$300k–$500k 20.4%

$500k–$1M 11.1%

Housing overview

Metric	Value
Median home value	$265,500
Median rent / month	$493
Owner occupied	63.2%
Renter occupied	36.8%
Vacant	17.0%
Single-family detached	87.4%
Large apartment buildings	0.0%
Mobile homes	9.7%
Median rooms	8.0
Avg household size (owned)	2.57

Year built

Era	%
2020 or later	0.0%
2010–2019	2.9%
2000–2009	2.4%
1990–1999	9.2%
1980–1989	8.7%
1970–1979	10.7%
1960–1969	11.2%
1950–1959	13.1%
1940–1949	0.0%
1939 or earlier	41.7%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	0.0%
2 bedrooms	11.2%
3 bedrooms	30.6%
4 bedrooms	48.1%
5+ bedrooms	10.2%

Vehicles per household

Vehicles	% of households
No vehicle	0.0%
1 vehicle	11.7%
2 vehicles	56.1%
3 or more	32.2%

Heating fuel

Fuel type	%
Electricity	25.7%
Propane / LP gas	63.7%
Fuel oil	5.8%
No fuel used	4.7%

Households & families

Household type	Count	%
Married-couple family	103	60.2%
Cohabiting couple	0	0.0%
Male householder, no spouse	24	14.0%
Female householder, no spouse	44	25.7%
Households with children under 18	66	38.6%
Households with seniors (65+)	82	48.0%
Average household size	2.76

Marital status

Status	Male	Female
Never married	55.1%	37.9%
Married	40.0%	58.2%
Separated	0.0%	0.0%
Widowed	4.9%	4.0%
Divorced	0.0%	0.0%

Education

Less than 9th grade 4.3%

Some HS, no diploma 5.5%

HS graduate 41.8%

Some college, no degree 13.3%

Associate's degree 3.2%

Bachelor's degree 22.5%

Graduate / professional 9.5%

Metric	%
HS diploma or higher	90.2%
Bachelor's or higher	32.0%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	13	7.3%
Kindergarten	47	26.3%
Elementary school	30	16.8%
High school	21	11.7%
College / grad school	68	38.0%

Employment

Industry of employment

Agriculture & mining 32.7%

Education & healthcare 19.2%

Construction 14.9%

Professional & management 13.2%

Manufacturing 8.2%

Other services 6.8%

Arts, food & hospitality 2.8%

Transportation & utilities 2.1%

Occupation

Category	%
Management, business & arts	62.3%
Service	11.4%
Sales & office	5.7%
Natural resources & construction	12.1%
Production & transportation	8.5%

Employment type

Type	%
Private sector	84.3%
Government	10.7%
Self-employed	3.6%
Unpaid family workers	1.4%

Commute

Method	%
Drive alone	89.4%
Carpool	4.2%
Public transit	0.0%
Walk	6.4%
Work from home	0.0%
Other means	0.0%
Avg commute (minutes)	21.7

Poverty

All people 2.5%

Under 18 years 0.0%

18 and over 3.2%

Married-couple families 0.0%

Female-led households 0.0%

Income support

Source	% of households
Social Security	39.2%
Retirement income	32.7%
Supplemental Security	0.0%
Cash public assistance	0.0%
Food stamps / SNAP	1.8%

Health indicators

Condition	%
Obesity	35.2%
High blood pressure	28.5%
High cholesterol	28.1%
Diabetes	8.8%
Heart disease	5.7%
Stroke	2.5%
Asthma	10.0%
Arthritis	24.3%
Kidney disease	2.4%
Pulmonary disease	7.1%
Cancer	5.8%

Behavior / access	%
Smoking	19.3%
Binge drinking	18.6%
No physical activity	23.6%
Less than 7 hrs sleep	34.0%
Depression	23.6%
Fair or poor health	12.5%
Poor mental health	16.8%
Poor physical health	9.2%
No health insurance	11.4%
Visited doctor (checkup)	73.8%
Visited dentist	64.8%
Cholesterol screening	85.7%
Teeth loss	13.7%

Veterans & disability

Veterans	Count	%
Civilian veterans	16	3.7%

Disability	%
Any disability	4.1%
Under 18	0.0%
18–64 years	0.0%
65 and over	19.8%

Health insurance coverage

Type	%
Private insurance	89.1%
Public insurance	20.9%
No insurance	4.9%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	532	100.0%
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)	527	99.1%
Born in same state	527	99.1%
Born in different state	433	81.4%
Foreign born	0	0.0%
Naturalized citizen	5	0.9%
Not a US citizen	5	100.0%

Ancestry

Ancestry	Count	%
Italian	170	32%
Arab	46	8.6%

Ancestry	Count	%
French	23	4.3%

Technology access

Metric	% of households
Computer access	32.1%
Internet access	91.2%

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

Frequently asked questions about ZIP code 43029

What city is ZIP code 43029 in?

ZIP code 43029 is primarily assigned to Irwin, Ohio.

What county is ZIP code 43029 in?

ZIP code 43029 falls within Madison County, Ohio.

Does ZIP code 43029 have a large retiree population?

39% of households in ZIP code 43029 receive Social Security income, suggesting a significant retiree or disability population.

What is the median household income in ZIP code 43029?

The median household income in ZIP code 43029 is $103,074, above the national median of ~$75,000.

What is the population of ZIP code 43029?

ZIP code 43029 has an estimated population of 532 residents, with a density of 23 people per square mile.

What is the typical home value in ZIP code 43029?

The median home value in ZIP code 43029 is $265,500.

What timezone is ZIP code 43029 in?

ZIP code 43029 observes the EST timezone.