53503 ZIP Code — Arena, WI

Iowa County, Wisconsin

ZIP code 53503 is located in Arena, Wisconsin, within Iowa County. It covers approximately 56.41 square miles and serves a population of 1,954 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 608.

About ZIP code 53503

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 2000s, giving the area an established character. Median home value is $212,500. Owner-occupancy is high at 82%, well above the national average.

Median household income is $80,781. The poverty rate of 4% is below the national average. 32% 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 31 minutes is near the national average.

Educational attainment is near the national average, with 28% of residents holding a bachelor's degree or higher.

Overall, ZIP code 53503 reflects a community defined by high homeownership and a significant Social Security-dependent population.

1,954

population

56.41

sq mi land

Standard

ZIP type

Central (CT)

timezone

53503 ZIP code map

Cities in ZIP code 53503

Below are the cities the US Postal Service accepts for ZIP code 53503. Using any city not on this list may result in mail delivery delays.

City	Status
Arena	Preferred

Nearby ZIP codes

53588 Spring Green (5.5 mi) 53582 Ridgeway (9.1 mi) 53517 Blue Mounds (9.1 mi) 53507 Barneveld (9.3 mi) 53515 Black Earth (9.6 mi) 53560 Mazomanie (10 mi) 53583 Sauk City (11 mi) 53577 Plain (13 mi) 53578 Prairie Du Sac (13.9 mi) 53533 Dodgeville (14.7 mi) 53528 Cross Plains (14.8 mi) 53572 Mount Horeb (15.8 mi)

Demographics updated 05/2026

Population
Total population	1,954
Population density	35 / sq mi
State FIPS	55
County FIPS	049

Geography
Land area	56.41 sq mi
Water area	1.51 sq mi
Latitude	43.1403
Longitude	-89.9368
Timezone	Central (CT)
Area code	608

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	39.3%	36.2%	39.4%
$50k – $100k	30.7%	35.0%	33.0%
$100k – $200k	22.8%	24.4%	22.4%
Over $200k	7.3%	4.4%	5.2%

Demographics & statistics

1,954

Population

People per sq mi

39.9

Median age

$80,781

Median household income

$42,734

Per capita income

$212,500

Median home value

$943

Median monthly rent

81.9%

Home ownership

4.4%

Poverty rate

1.8%

Unemployment

721

Housing units

27.9%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

130

25–34

126

120

35–44

118

123

45–54

120

55–59

60–64

145

65–74

142

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	452	23.1%
18 and over	1,502	76.9%
65 and over	353	18.1%
Median age	39.9 years

Race & ethnicity

White 89.7%

Two or more races 3.8%

Hispanic or Latino 2.4%

Black or African American 1.7%

Other race 1.1%

Asian 0.9%

American Indian / Alaska Native 0.3%

Group	Count	%
White	1,795	89.7%
Two or more races	77	3.8%
Hispanic or Latino	48	2.4%
Black or African American	34	1.7%
Other race	22	1.1%
Asian	19	0.9%
American Indian / Alaska Native	7	0.3%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	39.3%	36.2%	39.4%
$50k – $100k	30.7%	35.0%	33.0%
$100k – $200k	22.8%	24.4%	22.4%
Over $200k	7.3%	4.4%	5.2%

Under $10k 1.7%

$10k–$15k 2.4%

$15k–$25k 4.9%

$25k–$35k 6.5%

$35k–$50k 7.2%

$50k–$75k 24.8%

$75k–$100k 15.6%

$100k–$150k 18.7%

$150k–$200k 7.8%

$200k+ 10.3%

Range	% of households
Under $10k	1.7%
$10k–$15k	2.4%
$15k–$25k	4.9%
$25k–$35k	6.5%
$35k–$50k	7.2%
$50k–$75k	24.8%
$75k–$100k	15.6%
$100k–$150k	18.7%
$150k–$200k	7.8%
$200k+	10.3%
Median income	$80,781

Housing

Home values

Under $50k 2.8%

$50k–$100k 9.1%

$100k–$150k 13.1%

$150k–$200k 21.9%

$200k–$300k 31.7%

$300k–$500k 14.5%

$500k–$1M 5.1%

$1M+ 1.8%

Housing overview

Metric	Value
Median home value	$212,500
Median rent / month	$943
Owner occupied	81.9%
Renter occupied	18.1%
Vacant	4.6%
Single-family detached	83.9%
Large apartment buildings	0.8%
Mobile homes	4.0%
Median rooms	5.7
Avg household size (owned)	2.33

Year built

Era	%
2020 or later	0.2%
2010–2019	5.5%
2000–2009	22.4%
1990–1999	18.6%
1980–1989	9.1%
1970–1979	12.9%
1960–1969	10.1%
1950–1959	2.8%
1940–1949	2.8%
1939 or earlier	15.7%

Bedrooms

Size	% of units
No bedroom (studio)	0.8%
1 bedroom	4.9%
2 bedrooms	33.5%
3 bedrooms	45.8%
4 bedrooms	11.0%
5+ bedrooms	3.9%

Vehicles per household

Vehicles	% of households
No vehicle	2.3%
1 vehicle	31.8%
2 vehicles	40.4%
3 or more	25.5%

Heating fuel

Fuel type	%
Utility gas	40.8%
Electricity	10.8%
Propane / LP gas	37.1%
Fuel oil	2.0%
Wood	8.7%

Households & families

Household type	Count	%
Married-couple family	429	51.6%
Cohabiting couple	64	7.7%
Male householder, no spouse	158	19.0%
Female householder, no spouse	180	21.7%
Households with children under 18	211	25.4%
Households with seniors (65+)	293	35.3%
Average household size	2.35

Marital status

Status	Male	Female
Never married	32.3%	25.2%
Married	55.5%	52.5%
Separated	0.0%	0.4%
Widowed	2.1%	4.4%
Divorced	10.1%	17.5%

Education

Less than 9th grade 0.9%

Some HS, no diploma 5.6%

HS graduate 34.7%

Some college, no degree 19.4%

Associate's degree 11.5%

Bachelor's degree 20.2%

Graduate / professional 7.7%

Metric	%
HS diploma or higher	93.6%
Bachelor's or higher	27.9%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	27	6.9%
Kindergarten	9	2.3%
Elementary school	214	54.9%
High school	98	25.1%
College / grad school	42	10.8%

Employment

Industry of employment

Education & healthcare 21.6%

Manufacturing 18.4%

Retail trade 12.5%

Construction 9.3%

Agriculture & mining 6.5%

Professional & management 6.4%

Transportation & utilities 5.4%

Public administration 4.3%

Finance & real estate 4.0%

Arts, food & hospitality 3.6%

Other services 3.6%

Wholesale trade 2.4%

Information 1.8%

Occupation

Category	%
Management, business & arts	28.1%
Service	17.2%
Sales & office	19.3%
Natural resources & construction	16.9%
Production & transportation	18.5%

Employment type

Type	%
Private sector	84.0%
Government	11.7%
Self-employed	4.1%
Unpaid family workers	0.2%

Commute

Method	%
Drive alone	77.4%
Carpool	8.1%
Public transit	0.2%
Walk	1.0%
Work from home	11.9%
Other means	1.4%
Avg commute (minutes)	30.6

Poverty

All people 4.4%

Under 18 years 4.9%

18 and over 4.3%

Married-couple families 2.1%

Female-led households 6.1%

Income support

Source	% of households
Social Security	32.0%
Retirement income	27.9%
Supplemental Security	4.1%
Cash public assistance	0.6%
Food stamps / SNAP	9.7%

Health indicators

Condition	%
Obesity	33.9%
High blood pressure	28.8%
High cholesterol	31.9%
Diabetes	8.1%
Heart disease	5.3%
Stroke	2.5%
Asthma	9.6%
Arthritis	22.5%
Kidney disease	2.5%
Pulmonary disease	5.5%
Cancer	6.4%

Behavior / access	%
Smoking	16.9%
Binge drinking	24.7%
No physical activity	19.1%
Less than 7 hrs sleep	29.9%
Depression	20.0%
Fair or poor health	10.6%
Poor mental health	13.3%
Poor physical health	9.2%
No health insurance	9.0%
Visited doctor (checkup)	73.9%
Visited dentist	71.0%
Cholesterol screening	87.9%
Teeth loss	10.1%

Veterans & disability

Veterans	Count	%
Civilian veterans	124	8.3%

Disability	%
Any disability	9.6%
Under 18	3.3%
18–64 years	10.4%
65 and over	15.3%

Health insurance coverage

Type	%
Private insurance	80.1%
Public insurance	30.9%
No insurance	1.6%
Uninsured under 19	0.6%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	1,828	93.6%
Spanish	8	0.4%
Other Indo-European	2	0.1%
Asian & Pacific Islander	0	0.0%
Other languages	6	0.3%

Place of birth & citizenship

Origin	Count	%
Native born (US)	1,922	98.4%
Born in same state	1,919	98.2%
Born in different state	1,606	82.2%
Foreign born	3	0.2%
Naturalized citizen	32	1.6%
Not a US citizen	31	96.9%

Ancestry

Ancestry	Count	%
Italian	264	13.5%
Polish	248	12.7%
French	207	10.6%
Arab	86	4.4%
German	17	0.9%

Ancestry	Count	%
Irish	13	0.7%
Dutch	10	0.5%
English	7	0.4%
Norwegian	1	0.1%

Technology access

Metric	% of households
Computer access	42.5%
Internet access	94.6%

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

Frequently asked questions about ZIP code 53503

What city is ZIP code 53503 in?

ZIP code 53503 is primarily assigned to Arena, Wisconsin.

What county is ZIP code 53503 in?

ZIP code 53503 falls within Iowa County, Wisconsin.

Is ZIP code 53503 mostly owner-occupied?

82% of occupied units in ZIP code 53503 are owner-occupied, well above the national average.

What is the population of ZIP code 53503?

ZIP code 53503 has an estimated population of 1,954 residents, with a density of 35 people per square mile.

What is the typical home value in ZIP code 53503?

The median home value in ZIP code 53503 is $212,500.

What is the median household income in ZIP code 53503?

The median household income in ZIP code 53503 is $80,781, above the national median of ~$75,000.

What timezone is ZIP code 53503 in?

ZIP code 53503 observes the CST timezone.