ZIP Codes of La Crosse County, WI

Population & People
Population & People
Total Population
119,741
Household Income
Household Income
Median Income
$79,263
Housing
Housing
Total Housing Units
53,708
Business & Economy
Business & Economy
Total Businesses
3,133
Employment
Employment
Employment Rate
64.33%
Education
Education
Bachelor's Degree+
36.48%
Source: U.S. Census ACS 2024 5-Year Estimates · rolled up across the 9 ZIPs in this county.
Data Last Updated: June 1, 2026
ZIP Codes:9 ZIP Codes (8 Standard, 1 PO Box, 0 Unique) [See All]
Area Codes:353 / 608
Timezone:Central (GMT -06:00)
Local Time:2:14:19 PM
Population:119,741 [See All]
FIPS:55063
CBSA:La Crosse-Onalaska, WI-MN
Land Area:445 sq mi
Water Area:6 sq mi
Coordinates:43.8967, -91.1340
Quick Link:
https://www.zip-codes.com/county/wi-la-crosse.asp
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Wisconsin's #12 most populous county
119,741 residents across 9 ZIPs — #12 of 73 Wisconsin counties.

Standout ZIPs in this County


Most Populous
La Crosse · 50,397 people
42.1% of county total
Highest Income
West Salem · $103,194 median
1.3× county average
Largest Land Area
Holmen · 84.9 sq mi
Spans the most ground
Fastest Growth
Holmen · 15.1% (10-yr)
14,538 → 16,727 residents
Most Educated
West Salem · 43.8% bachelor's+
2,440 of 5,573 adults 25+

Things worth knowing about La Crosse County


119,741 residents live across 9 ZIPs covering 445 sq mi, served by 7 distinct USPS-recognized cities.

Population moved from 115,407 to 119,741 from 2014 to 2024 — a +3.8% change. 5 ZIPs gained residents, 3 lost.

The county's wealthiest ZIP 54669 (West Salem, $103,194 median) and poorest ZIP 54603 (La Crosse, $52,012) are 8.5 miles apart — a 2.0× income gap across local geography.

Median home values vary 1.8× across this county — from $181,900 in 54603 (La Crosse) to $321,500 in 54636 (Holmen).

Density varies 34× across the county — from 20 people/sq mi in 54644 (Mindoro) to 688 in 54603 (La Crosse).

Educational attainment ranges from 18.3% bachelor's+ in 54644 (Mindoro) to 43.8% in 54669 (West Salem) — the breadth of educational profiles across the area.

Within Wisconsin, this is the #12 most populous of 73 counties and ranks #25 for median household income .

Weighted by population, the typical household earns about $74,134 across the county — reflecting what a typical resident sees, not a simple ZIP average.

36.5% of adults age 25+ hold a bachelor's degree or higher (28,533 of 78,219 reporting).

8 Standard delivery, 1 PO Box only, 0 single-entity Unique ZIPs serve this county.

All ZIP Codes in La Crosse County


ZIPCityTypePopulationMedian IncomeArea (sq mi)10-yr Growth
54601La CrosseStandard50,397$61,63983.70.2%
54650OnalaskaStandard25,304$85,54839.97.9%
54636HolmenStandard16,727$96,38484.915.1%
54603La CrosseStandard13,738$52,01220.0-2.9%
54669West SalemStandard8,228$103,19454.96.7%
54614BangorStandard2,776$85,58879.6-5.6%
54653RocklandStandard1,335$72,59621.547.7%
54644MindoroStandard1,236$77,14360.7-12.6%
54602La CrossePO Box0.0

Adjacent & Nearby Counties