54235 ZIP Code — Sturgeon Bay, WI

Door County, Wisconsin

ZIP code 54235 is located in Sturgeon Bay, Wisconsin, within Door County. It covers approximately 190.30 square miles and serves a population of 18,008 residents. This is a standard ZIP code in the Central (CT) timezone, served by area code 920.

About ZIP code 54235

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 $234,800. Owner-occupancy is high at 80%, well above the national average.

The gap between median ($65,986) and mean household income suggests income inequality — a small number of higher earners pull the average up. 41% 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 16 minutes is near the national average.

Educational attainment is near the national average, with 30% of residents holding a bachelor's degree or higher.

Overall, ZIP code 54235 reflects a community defined by high homeownership and a significant Social Security-dependent population.

18,008

population

190.30

sq mi land

Standard

ZIP type

Central (CT)

timezone

54235 ZIP code map

Cities in ZIP code 54235

Below are the cities the US Postal Service accepts for ZIP code 54235. Using any city not on this list may result in mail delivery delays.

City	Status
Sturgeon Bay	Acceptable
Sturgeon Bay	Preferred

Nearby ZIP codes

54213 Forestville (11.6 mi) 54213 Forestville (11.6 mi) 54204 Brussels (12.4 mi) 54204 Brussels (12.4 mi) 54209 Egg Harbor (13.8 mi) 54209 Egg Harbor (13.8 mi) 54201 Algoma (15 mi) 54201 Algoma (15 mi)

Demographics updated 05/2026

Population
Total population	18,008
Population density	95 / sq mi
State FIPS	55
County FIPS	029

Geography
Land area	190.30 sq mi
Water area	14.10 sq mi
Latitude	44.8400
Longitude	-87.3997
Timezone	Central (CT)
Area code	920

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	40.4%	39.3%	39.4%
$50k – $100k	34.3%	35.2%	33.0%
$100k – $200k	20.0%	20.4%	22.4%
Over $200k	5.3%	5.1%	5.2%

Demographics & statistics

18,008

Population

People per sq mi

51.8

Median age

$65,986

Median household income

$44,319

Per capita income

$234,800

Median home value

$946

Median monthly rent

79.6%

Home ownership

8.8%

Poverty rate

4.0%

Unemployment

9,916

Housing units

29.9%

Bachelor's or higher

Age distribution

Male Female

310

Under 5

317

419

5–9

430

505

10–14

518

418

15–19

429

335

20–24

344

833

25–34

853

972

35–44

995

1,057

45–54

1,082

701

55–59

719

892

60–64

914

1,562

65–74

1,601

702

75–84

720

188

85+

192

← Male

Female →

Age summary

Group	Count	%
Under 18	3,027	16.8%
18 and over	14,981	83.2%
65 and over	4,965	27.6%
Median age	51.8 years

Race & ethnicity

White 89.7%

Hispanic or Latino 3.4%

Two or more races 3%

Other race 1.6%

American Indian / Alaska Native 1.4%

Black or African American 0.6%

Asian 0.2%

Group	Count	%
White	16,731	89.7%
Hispanic or Latino	641	3.4%
Two or more races	564	3%
Other race	296	1.6%
American Indian / Alaska Native	255	1.4%
Black or African American	117	0.6%
Asian	45	0.2%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	40.4%	39.3%	39.4%
$50k – $100k	34.3%	35.2%	33.0%
$100k – $200k	20.0%	20.4%	22.4%
Over $200k	5.3%	5.1%	5.2%

Under $10k 4.5%

$10k–$15k 4.6%

$15k–$25k 6.3%

$25k–$35k 8.2%

$35k–$50k 12.4%

$50k–$75k 20.0%

$75k–$100k 13.9%

$100k–$150k 16.1%

$150k–$200k 8.0%

$200k+ 5.9%

Range	% of households
Under $10k	4.5%
$10k–$15k	4.6%
$15k–$25k	6.3%
$25k–$35k	8.2%
$35k–$50k	12.4%
$50k–$75k	20.0%
$75k–$100k	13.9%
$100k–$150k	16.1%
$150k–$200k	8.0%
$200k+	5.9%
Median income	$65,986

Housing

Home values

Under $50k 6.3%

$50k–$100k 4.5%

$100k–$150k 15.6%

$150k–$200k 14.2%

$200k–$300k 22.3%

$300k–$500k 21.0%

$500k–$1M 12.0%

$1M+ 4.2%

Housing overview

Metric	Value
Median home value	$234,800
Median rent / month	$946
Owner occupied	79.6%
Renter occupied	20.4%
Vacant	28.4%
Single-family detached	76.8%
Large apartment buildings	1.5%
Mobile homes	8.2%
Median rooms	5.5
Avg household size (owned)	2.21

Year built

Era	%
2020 or later	0.3%
2010–2019	6.7%
2000–2009	12.4%
1990–1999	12.6%
1980–1989	12.8%
1970–1979	16.7%
1960–1969	6.6%
1950–1959	6.4%
1940–1949	8.1%
1939 or earlier	17.4%

Bedrooms

Size	% of units
No bedroom (studio)	2.2%
1 bedroom	7.1%
2 bedrooms	27.5%
3 bedrooms	47.5%
4 bedrooms	12.7%
5+ bedrooms	3.1%

Vehicles per household

Vehicles	% of households
No vehicle	3.4%
1 vehicle	33.3%
2 vehicles	43.8%
3 or more	19.4%

Heating fuel

Fuel type	%
Utility gas	55.9%
Electricity	10.6%
Propane / LP gas	26.6%
Fuel oil	3.5%
Wood	2.5%
No fuel used	0.7%

Households & families

Household type	Count	%
Married-couple family	4,198	50.5%
Cohabiting couple	350	4.2%
Male householder, no spouse	1,608	19.3%
Female householder, no spouse	2,160	26.0%
Households with children under 18	1,789	21.5%
Households with seniors (65+)	3,385	40.7%
Average household size	2.14

Marital status

Status	Male	Female
Never married	26.0%	18.5%
Married	57.7%	53.5%
Separated	0.1%	0.4%
Widowed	2.7%	9.6%
Divorced	13.5%	18.0%

Education

Less than 9th grade 1.2%

Some HS, no diploma 3.8%

HS graduate 29.4%

Some college, no degree 25.4%

Associate's degree 10.3%

Bachelor's degree 19.7%

Graduate / professional 10.1%

Metric	%
HS diploma or higher	95.0%
Bachelor's or higher	29.9%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	129	4.1%
Kindergarten	83	2.7%
Elementary school	1,543	49.3%
High school	839	26.8%
College / grad school	533	17.0%

Employment

Industry of employment

Manufacturing 19.0%

Education & healthcare 17.4%

Retail trade 12.4%

Arts, food & hospitality 11.6%

Professional & management 9.8%

Construction 8.0%

Other services 6.3%

Transportation & utilities 4.0%

Finance & real estate 3.5%

Agriculture & mining 2.7%

Public administration 2.6%

Wholesale trade 1.5%

Information 1.3%

Occupation

Category	%
Management, business & arts	34.9%
Service	16.7%
Sales & office	19.1%
Natural resources & construction	14.0%
Production & transportation	15.3%

Employment type

Type	%
Private sector	79.7%
Government	11.6%
Self-employed	8.1%
Unpaid family workers	0.6%

Commute

Method	%
Drive alone	80.7%
Carpool	7.8%
Public transit	0.2%
Walk	2.3%
Work from home	7.7%
Other means	1.4%
Avg commute (minutes)	16.2

Poverty

All people 8.8%

Under 18 years 11.6%

18 and over 8.2%

Married-couple families 1.7%

Female-led households 19.2%

Income support

Source	% of households
Social Security	41.0%
Retirement income	32.9%
Supplemental Security	3.2%
Cash public assistance	1.0%
Food stamps / SNAP	11.2%

Health indicators

Condition	%
Obesity	32.0%
High blood pressure	32.9%
High cholesterol	36.1%
Diabetes	9.7%
Heart disease	6.9%
Stroke	3.2%
Asthma	9.4%
Arthritis	26.4%
Kidney disease	3.1%
Pulmonary disease	6.6%
Cancer	8.1%

Behavior / access	%
Smoking	16.0%
Binge drinking	22.6%
No physical activity	20.8%
Less than 7 hrs sleep	29.2%
Depression	19.3%
Fair or poor health	12.0%
Poor mental health	12.3%
Poor physical health	10.0%
No health insurance	9.4%
Visited doctor (checkup)	75.8%
Visited dentist	71.1%
Cholesterol screening	89.5%
Teeth loss	11.2%

Veterans & disability

Veterans	Count	%
Civilian veterans	1,315	8.8%

Disability	%
Any disability	12.1%
Under 18	5.1%
18–64 years	9.7%
65 and over	21.2%

Health insurance coverage

Type	%
Private insurance	72.9%
Public insurance	42.0%
No insurance	4.1%
Uninsured under 19	2.7%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	17,381	96.5%
Spanish	231	1.3%
Other Indo-European	206	1.2%
Asian & Pacific Islander	7	0.0%
Other languages	18	0.1%

Place of birth & citizenship

Origin	Count	%
Native born (US)	17,507	97.2%
Born in same state	17,468	97.0%
Born in different state	12,709	70.6%
Foreign born	39	0.2%
Naturalized citizen	501	2.8%
Not a US citizen	259	51.7%

Ancestry

Ancestry	Count	%
Italian	1,723	9.6%
Polish	1,583	8.8%
French	1,580	8.8%
Arab	684	3.8%
Dutch	313	1.7%

Ancestry	Count	%
English	222	1.2%
German	183	1%
Norwegian	56	0.3%
Irish	36	0.2%

Technology access

Metric	% of households
Computer access	46.2%
Internet access	93.8%

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

Frequently asked questions about ZIP code 54235

What city is ZIP code 54235 in?

ZIP code 54235 is primarily assigned to Sturgeon Bay, Wisconsin.

What county is ZIP code 54235 in?

ZIP code 54235 falls within Door County, Wisconsin.

Does ZIP code 54235 have an older population?

28% of residents in ZIP code 54235 are 65 or older, above the national average of ~17%.

Does ZIP code 54235 have a large retiree population?

41% of households in ZIP code 54235 receive Social Security income, suggesting a significant retiree or disability population.

What is the population of ZIP code 54235?

ZIP code 54235 has an estimated population of 18,008 residents, with a density of 95 people per square mile.

What is the median household income in ZIP code 54235?

The median household income in ZIP code 54235 is $65,986, below the national median of ~$75,000.

What timezone is ZIP code 54235 in?

ZIP code 54235 observes the CST timezone.