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City ZIP codes · Wisconsin

La Crosse, WI ZIP Codes

3 ZIP codes use the postal name La Crosse, Wisconsin (Census 2020 ZCTAs and GeoNames postal codes, October 2026): 2 residential and 1 for PO boxes or a single organization. Median household income runs from $52,012 in 54603 to $61,639 in 54601 (Census Bureau, ACS 2020-2024). La Crosse's most populous ZIP code is 54601, with 50,397 people (ACS 2020-2024); 19% of its land is in the city of La Crosse.

  • ACS2020-24
  • Census2020
  • GeoNames2026

Where are La Crosse's ZIP codes?

54601: $62k median household income54603: $52k median household income546015460354601: $62k median household income54603: $52k median household income546015460354601: $62k median household income54603: $52k median household income5460154603
The 2 residential ZIP codes named La Crosse, shaded by median household income in national fifths (ACS 2020-2024). Select a ZIP to open it. <$54.1k$98.1k+no figure

Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).

How different are La Crosse's ZIP codes?

The highest median household income is in 54601 ($61,639), the lowest in 54603 ($52,012). Home values run from $181,900 in 54603 to $235,100 in 54601.

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013, B25077, B01003).

All 2 residential ZIP codes of La Crosse

Residential ZIP codes with the postal name La Crosse, WI, largest first (ACS 2020-2024); sort by any column
County
54601 La Crosse County 50,397 668 $62k $235k
54603 La Crosse County 13,738 1,551 $52k $182k

Download the 3 ZIP codes as CSV

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; 2023 Gazetteer land areas (2020 ZCTAs); town names from simplemaps US ZIP Codes (CC BY 4.0) and GeoNames (CC BY 4.0).

PO Box and single-organization ZIP codes in La Crosse

1 ZIP code named La Crosse has no residential delivery area: post office boxes, or one organization (a large employer, an agency, a university) with its own code. The Census Bureau publishes no figures for them.

La Crosse, WI: ZIP codes without a residential area, for PO boxes or one organization (GeoNames postal codes; USPS does not publish openly which is which)
ZIPCounty
54602La Crosse County

Source: GeoNames postal codes (CC BY 4.0); a ZIP code with no Census ZCTA has no residential delivery area.

Which counties do La Crosse's ZIP codes reach?

La Crosse's residential ZIP codes lie in La Crosse County.

Which places do La Crosse's ZIP codes cover?

A postal name is not a city limit. By the Census Bureau's places, La Crosse's residential ZIP codes cover La Crosse itself and 2 other places, each listed with the ZIP codes that have at least 5% of their land in it or hold most of the place:

  • French Island census-designated 54603
  • St. Joseph census-designated 54601

Source: U.S. Census Bureau, 2020 ZCTA-to-place relationship file (shares of land).

Which first three digits do La Crosse's ZIP codes use?

The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Every ZIP code of La Crosse starts with 546.

Three-digit prefixes of La Crosse's ZIP codes, the sectional center for each (USPS labeling list L005, effective October 1, 2026) and how many of the prefix's codes are La Crosse's
PrefixSectional centerHereAll codes
546 St Paul, MN (SCF 550) 3 59

Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.