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Post Lake, WI
Census-designated place in Langlade County, Wisconsin. ZIP codes: 54428.
Population
331
Land area
7.2sq mi
People per sq mi
46
ZIP codes
1
Post Lake and its ZIP codes
Post Lake at a glance
- Post Lake is 58% less dense than Wisconsin as a whole.
Local data for Post Lake, WI
Counts from official public data
Economy and federal money
Jobs, pay, income and spending are for Langlade County. PPP loans are for Post Lake.
Unemployment rate
3.0%
Sep 2026, 0.0 pts in a year
Average annual pay
$45,097
7,152 jobs, 2025
Income per person
$56,356
BEA, 2024
Federal spending
$173M
FY 2026, $8,876 per person
Environment and hazard risk
Post Lake, WI, from FEMA, NOAA and EPA
Natural hazard risk
Relatively Low
Top: cold wave
Storm events since 1996
369
Countywide, mostly thunderstorm wind
Flood insurance policies
36
0.4% of homes, county
July high / Jan low
77° / 4°F
Health statistics
Share of adults in Post Lake, WI, CDC PLACES estimates
Obesity
35.2%
U.S. 33.3% +1.9 pts
Diabetes
15.5%
U.S. 12.1% +3.4 pts
Smoking
15.0%
U.S. 12.8% +2.2 pts
Uninsured (18-64)
6.5%
U.S. 11.1% -4.6 pts
ZIP codes in Post Lake
1 in or overlapping Post Lake. Population shown
Cities near Post Lake
| Name | Distance | Land area (sq mi) |
|---|---|---|
| ElchoCensus-designated place | 4.6 mi | 1.2 |
| Mole LakeCensus-designated place | 6.1 mi | 3.7 |
| Summit LakeCensus-designated place | 6.9 mi | 0.8 |
| CrandonCity | 13 mi | 5.2 |
| ArgonneCensus-designated place | 18 mi | 0.6 |
| AntigoCity | 20 mi | 6.5 |
| WabenoCensus-designated place | 21 mi | 2.4 |
| RhinelanderCity | 21 mi | 9.1 |
| LaonaCensus-designated place | 22 mi | 1.9 |
| White LakeVillage | 25 mi | 2.1 |
| TownsendCensus-designated place | 26 mi | 0.5 |
| Three LakesCensus-designated place | 26 mi | 2.8 |
| NewaldCensus-designated place | 28 mi | 0.8 |
| LakewoodCensus-designated place | 30 mi | 2.8 |
| MattoonVillage | 30 mi | 1.6 |
| AniwaVillage | 30 mi | 2.1 |
Frequently asked questions
- What county is Post Lake, WI in?
- Post Lake is in Langlade County, Wisconsin.
- What ZIP codes are in Post Lake, WI?
- ZIP codes in or overlapping Post Lake include 54428.
- What is the population of Post Lake, WI?
- About 331 people live in Post Lake, based on American Community Survey 5-year estimates.
- What cities are near Post Lake?
- Nearby places include Elcho (4.6 mi), Mole Lake (6.1 mi), Summit Lake (6.9 mi), Crandon (13 mi), Argonne (18 mi).
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023