Residential delivery area · Wisconsin
ZIP Code 54538: Lac Du Flambeau, WI
ZIP code 54538 uses the postal name Lac Du Flambeau, Wisconsin and lies mostly in Vilas County (77% of its land), reaching into Iron County and Oneida County (Census 2020 ZIP-county file). About 3,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $51,429 (Census Bureau, ACS 2020-2024). By Census place, 5% of its land lies in Lac du Flambeau (a census-designated place); 95% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Lac Du Flambeau · its only residential ZIP
- County
- Vilas County (77%); Iron County (12%); Oneida County (10%)
- Census places
- Lac du Flambeau census-designated place
- House district
- WI-7 119th Congress
- State
- Wisconsin
- Time zone
- Central
- Land area
- 105.0 sq mi · 29 people per sq mi
Where is ZIP code 54538?
54538 centers on 45.980°, -89.927° and covers 105.0 square miles of land plus 24.3 of water. It borders 6 ZIP codes: 54548, 54545, 54568, 54512, 54552, 54564.
The map draws ZIP code areas only. For the streets inside 54538, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 54538 compare with the rest of Vilas County?
| Measure | 54538 | In Vilas County | In WI |
|---|---|---|---|
| People (ACS 2020-2024) | 3,025 | 4th of 13 | 378th of 783 |
| Median household income | $51k | 9th of 9 | 593rd of 610 |
| Median home value | $320k | 3rd of 9 | 128th of 612 |
Its median household income is higher than in 16% of U.S. residential ZIP codes, and it is denser than 32% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 54538?
The 2020 Census counted 3,133 people in 54538; the ACS, which samples households over 2020-2024, estimates 3,025. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 3,025
- 2020 Census count
- 3,133
- Households
- 1,258
- Median age
- 44.0
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 54538?
Of the 3,025 people the ACS estimates in 54538, 25.1% are under 18 and 27.2% are 65 or older. The largest group by race and Hispanic origin is Other or two or more (57.0%), then White (not Hispanic) (36.6%).
- Under 1825.1%
- 18 to 6447.6%
- 65 and older27.2%
- Other or two or more57.0%
- White, not Hispanic36.6%
- Hispanic or Latino5.4%
- Asian, not Hispanic1.1%
- Black, not Hispanic0.0%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 54538 earn?
Median household income is $51,429 (ACS 2020-2024), the 9th highest of the 9 ranked ZIP codes in Vilas County.
- Median household income
- $51,429±$7,954
- Income per person
- $37,454
- Below the poverty line
- 27.4%
- Unemployed (of the labor force)
- 10.2%
- Adults 25+ with a bachelor's degree
- 28.8%
- Adjusted gross income per tax return, 2022
- $68,8161,360 returns; wages 52% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 54538?
FHFA's house price index for 54538, built from repeat sales and appraisals of the same homes, rose 75% from 2015 to 2025 and rose 54% from 2020 to 2025, and moved +15.1% in 2025.
- Median home value (owners' estimate)
- $320,300
- Median gross rent
- $543
- Homes owned by their occupants
- 72.2%
- Housing units
- 2,792
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 54538?
36 business establishments had a location in this ZIP code in 2023, 3 more than in 2018; the most are in accommodation and food services (ZIP Code Business Patterns).
- Accommodation and food services11
- Construction6
- Administrative and support and waste management and remediation services5
- Other services (except public administration)5
- Retail trade3
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 54538?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 54548 | Minocqua | 5,676 | $70k | 9.1 mi |
| 54545 | Manitowish Waters | 947 | $81k | 11.2 mi |
| 54568 | Woodruff | 4,854 | $73k | 12.5 mi |
| 54512 | Boulder Junction | 1,461 | $75k | 15.0 mi |
| 54552 | Park Falls | 4,292 | $61k | 17.9 mi |
| 54564 | Tripoli | 393 | $57k | 26.0 mi |
| 54531 | Hazelhurst | 1,385 | $84k | 17.3 mi (near) |
| 54547 | Mercer | 1,549 | $64k | 18.2 mi (near) |
| 54557 | Presque Isle | 1,042 | $74k | 18.2 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.