ZIP code
54423
Custer, WI
54423 covers Custer in Portage County, with 2,235 people in the ACS 2023 estimate.
Figures are for the Census ZIP Code Tabulation Area (ZCTA), which is not the same as a USPS ZIP code. A PO Box or unique ZIP may have no ZCTA and no demographics. Methodology
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: ZCTA 54423. Methodology
ZIP code map of 54423

About ZIP code 54423
More enterprise fields
Commercial ZIP directory · not ACS
Commercial ZIP directory population_count for ZCTA 54423. Not ACS. Methodology
People in 54423
Race
- White2,254
- Black or African American5
- American Indian or Alaska Native6
- Asian5
- Other race20
- Two or more races59
Hispanic or Latino (any race): 47
Age
- Under 10271
- 10 to 19321
- 20 to 29159
- 30 to 39254
- 40 to 49301
- 50 to 59346
- 60 to 69407
- 70 to 79221
- 80 and older69
Income and housing in 54423
Education
- High school graduate95.0%
- Bachelor's degree33.0%
- Graduate degree8.3%
Places covering 54423
Cities and places — Population overlap
Share of this ZIP/ZCTA’s population located within each place, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.
- Polonia20.6%
ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
Counties — Population overlap
Share of this ZIP/ZCTA’s population located within each county, based on ZIP Code Database county-overlap data. This is a population measure, not land-area overlap or the Census county population.
- Portage County100.0%
ZIP Code Database county-overlap table, field percent_of_zip_population_in_county, keyed by county_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
79.4% of this ZIP is outside city limits (a real overlap row, not missing data).
Population history for 54423
Hover the chart or read the table below (Year | ACS | IRS).
| Year | ACS population | IRS population |
|---|---|---|
| 2005 | 2,338 | |
| 2006 | 2,235 | |
| 2007 | 2,297 | |
| 2008 | 2,265 | |
| 2009 | 2,222 | |
| 2010 | 2,221 | |
| 2011 | 2,210 | 2,243 |
| 2012 | 2,274 | 2,300 |
| 2013 | 2,278 | 2,300 |
| 2014 | 2,228 | 2,290 |
| 2015 | 2,296 | 2,270 |
| 2016 | 2,376 | 2,260 |
| 2017 | 2,293 | 2,270 |
| 2018 | 2,350 | 2,260 |
| 2019 | 2,347 | 2,290 |
| 2020 | 2,422 | 2,250 |
| 2021 | 2,185 | 2,260 |
| 2022 | 2,140 | 2,230 |
| 2023 | 2,235 |
ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.
ZIP codes near 54423
12 nearest ZIP centroids (any distance)
- 54482Stevens Point4.6 miPop 9,107 · Income $94,919
- 54473Rosholt6.1 miPop 2,405 · Income $77,981
- 54407Amherst Junction7.8 miPop 1,338 · Income $95,682
- 54458Nelsonville8.2 miPop 135 · Income $65,250
- 54481Stevens Point11.5 miPop 27,878 · Income $57,234
- 54467Plover12.7 miPop 14,889 · Income $82,255
- 54406Amherst13.0 miPop 4,008 · Income $76,445
- 54945Iola14.2 miPop 3,408 · Income $67,339
- 54977Scandinavia15.0 miPop 1,448 · Income $75,625
- 54440Hatley15.9 miPop 2,702 · Income $84,417
- 54443Junction City16.2 miPop 2,111 · Income $96,397
- 54455Mosinee18.2 miPop 18,994 · Income $94,609
ZIP centroids within 2 miles
No other ZIP codes within 2 miles of 54423, measured by Census internal-point centroids. Try a wider radius.
ZIPs within 2 miles of this place
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ZIP code 54423 FAQ
- What city is ZIP code 54423 in?
- 54423 is in Custer, WI.
- What county is 54423 in?
- 54423 is in Portage County.
- What is the median household income in 54423?
- The median household income in 54423 is $116,941.
- Which ZIP codes are near 54423?
- Use the radius tool on this page to list ZIP codes within a chosen distance of 54423.