Onalaska ZIP Code List — La Crosse County, WI

There is one unique ZIP code in Onalaska, Wisconsin and it is 54650. Area code: 608.

ZIP codes

30.91

sq mi land

0.29

sq mi water

608

area code

Onalaska, WI ZIP code map

About Onalaska, WI

Onalaska, Wisconsin, is a vibrant city located in the scenic La Crosse County. It is known for its rich community spirit and beautiful surroundings, making it an appealing destination for both residents and visitors. With a perfect blend of urban conveniences and natural beauty, Onalaska offers a quality lifestyle in the heart of the Midwest.

Location & geography

Onalaska is situated along the Mississippi River, providing picturesque views and a variety of outdoor activities. The city is conveniently located near other cities such as La Crosse, which is just 7 miles to the north, Holmen, approximately 5 miles to the south, and West Salem, about 9 miles to the east. The total land area of Onalaska spans 30.91 square miles, with a small water area of 0.29 square miles, contributing to a rich environment filled with recreational opportunities.

Community & economy

Onalaska is characterized by its friendly atmosphere and strong community ties, where residents often come together for local events and festivals. The city's economy is diverse, with industries such as healthcare, retail, and manufacturing playing significant roles in providing employment. Daily life in Onalaska is enriched by access to parks, shopping centers, and cultural attractions that enhance the quality of living for its residents.

Transportation

Onalaska is well-served by major highways, including Interstate 90 and U.S. Route 53, allowing for easy travel to surrounding areas. The nearest airport is La Crosse Regional Airport, located just a few miles away, providing both regional and national connections. Public transit options are available, making commuting within the city convenient for its residents.

History

Founded in the mid-19th century, Onalaska quickly grew into a bustling center for lumber and agriculture, forming the basis of its early economy. Over the years, the city has evolved, but it continues to honor its historical roots while adapting to modern developments. Notable events in its history include the establishment of community festivals that celebrate local culture and traditions.

Did you know?

One surprising fact about Onalaska is that it houses the Great River State Trail, which attracts outdoor enthusiasts from across the region. Additionally, the city is known for its picturesque parks that host numerous community events throughout the year.

ZIP codes for Onalaska, WI (1)

ZIP code	City	County	Map
54650	Onalaska	La Crosse	View map

Demographics & statistics

24,590

Population

40.8

Median age

$81,847

Median household income

$46,985

Per capita income

$257,800

Median home value

$1,063

Median monthly rent

67.6%

Home ownership

5.0%

Poverty rate

2.8%

Unemployment

7,484

Housing units

39.7%

Bachelor's or higher

Age distribution

Male Female

593

Under 5

639

649

5–9

700

705

10–14

759

702

15–19

757

742

20–24

800

1,537

25–34

1,657

1,562

35–44

1,684

1,444

45–54

1,556

613

55–59

661

961

60–64

1,035

1,276

65–74

1,374

609

75–84

657

442

85+

476

← Male

Female →

Age summary

Group	Count	%
Under 18	5,166	21.0%
18 and over	19,424	79.0%
65 and over	4,834	19.7%
Median age	40.8 years

Race & ethnicity

White 86.3%

Asian 5.3%

Two or more races 3%

Black or African American 1.9%

Hispanic or Latino 1.7%

Other race 1.1%

American Indian / Alaska Native 0.7%

Native Hawaiian / Pacific Islander 0.2%

Group	Count	%
White	21,572	86.3%
Asian	1,324	5.3%
Two or more races	747	3%
Black or African American	471	1.9%
Hispanic or Latino	416	1.7%
Other race	263	1.1%
American Indian / Alaska Native	165	0.7%
Native Hawaiian / Pacific Islander	48	0.2%

Household income

Under $10k 2.7%

$10k–$15k 2.0%

$15k–$25k 4.4%

$25k–$35k 5.2%

$35k–$50k 14.3%

$50k–$75k 18.0%

$75k–$100k 13.0%

$100k–$150k 20.1%

$150k–$200k 8.2%

$200k+ 12.1%

Range	% of households
Under $10k	2.7%
$10k–$15k	2.0%
$15k–$25k	4.4%
$25k–$35k	5.2%
$35k–$50k	14.3%
$50k–$75k	18.0%
$75k–$100k	13.0%
$100k–$150k	20.1%
$150k–$200k	8.2%
$200k+	12.1%
Median income	$81,847

Housing

Home values

Under $50k 6.2%

$50k–$100k 1.4%

$100k–$150k 4.7%

$150k–$200k 16.1%

$200k–$300k 35.4%

$300k–$500k 29.0%

$500k–$1M 6.4%

$1M+ 0.7%

Housing overview

Metric	Value
Median home value	$257,800
Median rent / month	$1,063
Owner occupied	67.6%
Renter occupied	32.4%
Vacant	2.2%
Single-family detached	62.1%
Large apartment buildings	9.6%
Mobile homes	4.8%
Median rooms	6.1
Avg household size (owned)	2.49

Year built

Era	%
2020 or later	0.2%
2010–2019	10.5%
2000–2009	14.9%
1990–1999	22.4%
1980–1989	9.8%
1970–1979	22.5%
1960–1969	6.6%
1950–1959	5.2%
1940–1949	3.1%
1939 or earlier	4.9%

Bedrooms

Size	% of units
No bedroom (studio)	2.0%
1 bedroom	7.8%
2 bedrooms	26.6%
3 bedrooms	35.7%
4 bedrooms	22.4%
5+ bedrooms	5.5%

Vehicles per household

Vehicles	% of households
No vehicle	6.5%
1 vehicle	29.8%
2 vehicles	44.7%
3 or more	19.1%

Heating fuel

Fuel type	%
Utility gas	66.9%
Electricity	27.7%
Propane / LP gas	2.5%
Fuel oil	1.3%
Wood	0.7%
No fuel used	0.1%

Households & families

Household type	Count	%
Married-couple family	5,539	51.7%
Cohabiting couple	896	8.4%
Male householder, no spouse	1,342	12.5%
Female householder, no spouse	2,937	27.4%
Households with children under 18	2,777	25.9%
Households with seniors (65+)	3,613	33.7%
Average household size	2.28

Marital status

Status	Male	Female
Never married	32.7%	24.3%
Married	56.8%	52.0%
Separated	1.6%	0.2%
Widowed	2.2%	11.4%
Divorced	6.8%	12.0%

Education

Less than 9th grade 1.6%

Some HS, no diploma 1.4%

HS graduate 19.9%

Some college, no degree 24.5%

Associate's degree 13.0%

Bachelor's degree 24.0%

Graduate / professional 15.7%

Metric	%
HS diploma or higher	97.0%
Bachelor's or higher	39.7%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	399	7.3%
Kindergarten	227	4.2%
Elementary school	2,243	41.1%
High school	1,406	25.8%
College / grad school	1,182	21.7%

Employment

Industry of employment

Education & healthcare 29.1%

Retail trade 17.6%

Manufacturing 13.7%

Finance & real estate 7.0%

Professional & management 6.6%

Construction 5.3%

Public administration 4.5%

Arts, food & hospitality 4.1%

Transportation & utilities 3.8%

Wholesale trade 3.4%

Other services 3.3%

Information 1.1%

Agriculture & mining 0.4%

Occupation

Category	%
Management, business & arts	42.3%
Service	12.4%
Sales & office	21.9%
Natural resources & construction	6.5%
Production & transportation	16.8%

Employment type

Type	%
Private sector	83.4%
Government	13.7%
Self-employed	2.8%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	83.1%
Carpool	7.3%
Public transit	0.1%
Walk	0.6%
Other means	1.7%
Avg commute (minutes)	17.9

Poverty

All people 5.0%

Under 18 years 1.0%

18 and over 6.1%

Married-couple families 0.1%

Female-led households 16.9%

Income support

Source	% of households
Social Security	33.6%
Retirement income	29.3%
Supplemental Security	2.8%
Cash public assistance	1.9%
Food stamps / SNAP	5.2%

Health indicators

Condition	%
High blood pressure	28.2%
High cholesterol	31.6%
Heart disease	5.3%
Stroke	2.5%
Asthma	9.2%
Arthritis	22.4%
Kidney disease	2.5%
Pulmonary disease	5.0%
Cancer	6.9%

Behavior / access	%
Binge drinking	24.6%
No physical activity	17.6%
Less than 7 hrs sleep	31.6%
Fair or poor health	9.6%
Poor mental health	12.5%
Poor physical health	8.4%
No health insurance	8.4%
Visited doctor (checkup)	74.2%
Visited dentist	74.8%
Cholesterol screening	88.3%
Teeth loss	9.0%

Veterans & disability

Veterans	Count	%
Civilian veterans	1,289	6.6%

Disability	%
Any disability	10.9%
Under 18	4.8%
18–64 years	5.9%
65 and over	33.0%

Health insurance coverage

Type	%
Private insurance	81.8%
Public insurance	28.5%
Uninsured under 19	6.1%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	23,358	95.0%
Spanish	488	2.1%
Other Indo-European	321	1.4%
Asian & Pacific Islander	38	0.2%
Other languages	129	0.6%

Place of birth & citizenship

Origin	Count	%
Native born (US)	23,618	96.0%
Born in same state	23,472	95.5%
Born in different state	16,577	67.4%
Foreign born	146	0.6%
Naturalized citizen	972	4.0%
Not a US citizen	808	83.1%

Ancestry

Ancestry	Count	%
Polish	3,693	15%
Italian	3,288	13.4%
French	2,206	9%
English	422	1.7%

Ancestry	Count	%
Arab	387	1.6%
Irish	160	0.7%
Dutch	67	0.3%
German	63	0.3%

Technology access

Metric	% of households
Computer access	43.6%
Internet access	92.4%

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

Frequently asked questions

What is the ZIP code for Onalaska, WI?

Onalaska, WI has one ZIP code: 54650.

What is the main ZIP code for Onalaska, WI?

The primary ZIP code for Onalaska, WI is 54650. The city uses area code 608 for phone service.

What county is Onalaska, WI in?

Onalaska is located in La Crosse County, Wisconsin.

How many ZIP codes are in Onalaska, WI?

Onalaska, WI has 1 ZIP code.

What ZIP code covers downtown Onalaska and the historic riverfront area along the La Crosse River?

Downtown Onalaska and the riverfront district are located in ZIP code 54650, which encompasses the city's central business area and recreational riverfront.

If I'm sending mail to a business in Onalaska's industrial area near Highway 16, what ZIP code should I use?

Businesses and properties in Onalaska's industrial corridor near Highway 16 use ZIP code 54650, as this is the sole ZIP code serving the entire city.