Casco ZIP Codes — Kewaunee County, WI

There is one unique ZIP code in Casco, Wisconsin and it is 54205. Area code: 920.

ZIP codes

44.13

sq mi land

0.01

sq mi water

920

area code

Casco, WI ZIP code map

About Casco, WI

Casco, Wisconsin, is a small village located within Kewaunee County, known for its peaceful rural charm and friendly community atmosphere. This quaint village is a part of the larger cultural and historical tapestry of Wisconsin and provides a unique glimpse into the life in America's heartland. With its serene landscapes and close-knit community, Casco offers a welcoming environment for both residents and visitors alike.

Location & geography

Casco is situated in the northeastern part of Wisconsin, surrounded by the beautiful landscapes characteristic of Kewaunee County. The village is approximately 21 miles southwest of the city of Green Bay and 17 miles north of the village of Luxemburg. Covering a land area of 44.13 square miles with a minor water area of 0.01 square miles, Casco's geography features a mix of rolling hills and flat farmland, providing a picturesque backdrop for its small-town life.

Community & economy

The community in Casco is defined by its friendly residents and local events that foster a strong sense of belonging. Agriculture plays a significant role in the local economy, along with small businesses that serve the community and surrounding areas. Daily life in Casco is characterized by a peaceful rhythm, where neighbors know one another, and community gatherings are celebrated year-round.

Transportation

Transportation in and out of Casco is primarily facilitated by access to State Highway 29, which connects residents to larger cities and regional destinations. The nearest major airport is Austin Straubel International Airport, located approximately 20 miles away in Green Bay, which provides both domestic and limited international flights. Public transportation options are limited, emphasizing the importance of personal vehicles for local commuting.

History

Casco was founded in the late 19th century, with a history rooted in agriculture that continues to influence the area today. Key industries during its early years revolved around farming and the local economy has since adapted to serve its growing community through various small businesses. Notable events include annual celebrations that highlight the village's heritage and community spirit.

Did you know?

A little-known fact about Casco is that it has only one ZIP code, which is 54205, reflecting its small size and close-knit community. Additionally, the area is known for its agricultural roots, which have shaped its identity and economy over the years.

ZIP codes for Casco, WI (1)

ZIP code	City	County	Map
54205	Casco	Kewaunee	View map

Demographics & statistics

2,184

Population

42.6

Median age

$85,809

Median household income

$39,109

Per capita income

$217,600

Median home value

$725

Median monthly rent

93.7%

Home ownership

3.1%

Poverty rate

1.5%

Unemployment

776

Housing units

18.6%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

25–34

108

35–44

104

188

45–54

181

109

55–59

105

60–64

112

65–74

108

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	528	24.2%
18 and over	1,656	75.8%
65 and over	322	14.7%
Median age	42.6 years

Race & ethnicity

White 94.1%

Two or more races 3.8%

Hispanic or Latino 1.1%

Black or African American 0.7%

Asian 0.1%

American Indian / Alaska Native 0.1%

Group	Count	%
White	2,079	94.1%
Two or more races	83	3.8%
Hispanic or Latino	25	1.1%
Black or African American	16	0.7%
Asian	3	0.1%
American Indian / Alaska Native	3	0.1%

Household income

Under $10k 2.2%

$10k–$15k 2.6%

$15k–$25k 3.8%

$25k–$35k 4.9%

$35k–$50k 9.1%

$50k–$75k 20.5%

$75k–$100k 15.6%

$100k–$150k 21.3%

$150k–$200k 10.8%

$200k+ 9.3%

Range	% of households
Under $10k	2.2%
$10k–$15k	2.6%
$15k–$25k	3.8%
$25k–$35k	4.9%
$35k–$50k	9.1%
$50k–$75k	20.5%
$75k–$100k	15.6%
$100k–$150k	21.3%
$150k–$200k	10.8%
$200k+	9.3%
Median income	$85,809

Housing

Home values

Under $50k 1.6%

$50k–$100k 5.3%

$100k–$150k 21.6%

$150k–$200k 14.2%

$200k–$300k 31.1%

$300k–$500k 18.6%

$500k–$1M 7.5%

Housing overview

Metric	Value
Median home value	$217,600
Median rent / month	$725
Owner occupied	93.7%
Renter occupied	6.3%
Vacant	5.3%
Single-family detached	90.1%
Large apartment buildings	1.0%
Mobile homes	5.6%
Median rooms	6.2
Avg household size (owned)	2.81

Year built

Era	%
2020 or later	2.2%
2010–2019	3.9%
2000–2009	12.2%
1990–1999	15.3%
1980–1989	12.4%
1970–1979	11.5%
1960–1969	6.1%
1950–1959	6.5%
1940–1949	4.0%
1939 or earlier	25.9%

Bedrooms

Size	% of units
No bedroom (studio)	0.1%
1 bedroom	1.9%
2 bedrooms	20.4%
3 bedrooms	54.1%
4 bedrooms	21.5%
5+ bedrooms	2.1%

Vehicles per household

Vehicles	% of households
No vehicle	1.2%
1 vehicle	16.6%
2 vehicles	38.0%
3 or more	44.2%

Heating fuel

Fuel type	%
Utility gas	52.0%
Electricity	7.7%
Propane / LP gas	26.8%
Fuel oil	5.4%
Wood	7.7%

Households & families

Household type	Count	%
Married-couple family	527	67.5%
Cohabiting couple	27	3.5%
Male householder, no spouse	99	12.7%
Female householder, no spouse	128	16.4%
Households with children under 18	261	33.4%
Households with seniors (65+)	235	30.1%
Average household size	2.79

Marital status

Status	Male	Female
Never married	32.1%	23.5%
Married	61.0%	62.9%
Separated	0.0%	0.0%
Widowed	2.0%	9.8%
Divorced	4.8%	3.7%

Education

Less than 9th grade 1.3%

Some HS, no diploma 2.7%

HS graduate 39.9%

Some college, no degree 24.1%

Associate's degree 13.4%

Bachelor's degree 14.7%

Graduate / professional 3.8%

Metric	%
HS diploma or higher	96.0%
Bachelor's or higher	18.6%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	26	5.7%
Kindergarten	32	7.0%
Elementary school	206	44.9%
High school	121	26.4%
College / grad school	74	16.1%

Employment

Industry of employment

Manufacturing 26.0%

Education & healthcare 18.6%

Construction 9.3%

Retail trade 7.4%

Wholesale trade 7.1%

Agriculture & mining 6.2%

Finance & real estate 5.0%

Transportation & utilities 4.8%

Arts, food & hospitality 4.7%

Professional & management 4.4%

Other services 4.2%

Public administration 1.8%

Information 0.5%

Occupation

Category	%
Management, business & arts	27.5%
Service	12.9%
Sales & office	18.3%
Natural resources & construction	17.8%
Production & transportation	23.5%

Employment type

Type	%
Private sector	84.9%
Government	7.6%
Self-employed	7.3%
Unpaid family workers	0.2%

Commute

Method	%
Drive alone	88.0%
Carpool	1.9%
Public transit	0.2%
Walk	2.1%
Other means	0.5%
Avg commute (minutes)	27.7

Poverty

All people 3.1%

Under 18 years 0.4%

18 and over 4.0%

Married-couple families 0.4%

Female-led households 5.7%

Income support

Source	% of households
Social Security	33.8%
Retirement income	25.9%
Supplemental Security	1.8%
Cash public assistance	0.5%
Food stamps / SNAP	3.6%

Health indicators

Condition	%
High blood pressure	30.3%
High cholesterol	32.4%
Heart disease	5.9%
Stroke	2.8%
Asthma	9.5%
Arthritis	23.5%
Kidney disease	2.7%
Pulmonary disease	5.9%
Cancer	6.9%

Behavior / access	%
Binge drinking	24.7%
No physical activity	20.6%
Less than 7 hrs sleep	31.1%
Fair or poor health	11.6%
Poor mental health	13.5%
Poor physical health	9.5%
No health insurance	10.7%
Visited doctor (checkup)	73.6%
Visited dentist	69.5%
Cholesterol screening	87.3%
Teeth loss	11.6%

Veterans & disability

Veterans	Count	%
Civilian veterans	59	3.6%

Disability	%
Any disability	8.5%
Under 18	1.9%
18–64 years	8.2%
65 and over	20.8%

Health insurance coverage

Type	%
Private insurance	84.8%
Public insurance	21.5%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	2,032	93.0%
Spanish	5	0.2%
Other Indo-European	4	0.2%
Asian & Pacific Islander	1	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	2,166	99.2%
Born in same state	2,166	99.2%
Born in different state	1,997	91.4%
Foreign born	0	0.0%
Naturalized citizen	18	0.8%
Not a US citizen	13	72.2%

Ancestry

Ancestry	Count	%
Italian	110	5%
French	93	4.3%
Arab	91	4.2%
English	47	2.2%

Ancestry	Count	%
Polish	41	1.9%
German	24	1.1%
Dutch	21	1%

Technology access

Metric	% of households
Computer access	35.8%
Internet access	91.8%

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

Frequently asked questions

What ZIP codes does Casco, WI have?

Casco, WI has one ZIP code: 54205. Each ZIP code serves a distinct delivery area within the city and surrounding region.