Post Lake
Census-designated place in Langlade County, Wisconsin

Post Lake is an unincorporated community (census-designated place) in Langlade County, Wisconsin, with 343 residents (2020 Census). It sits at 1,532 ft (467 m) above sea level. The nearest town is Elcho, 5.0 miles W.
- 343residents (2020 Census)
- 1,532 ftelevation · 467 m
- 7.2 sq miland area · 18.8 km²
- 47 / sq mipopulation density
- 54428ZIP code
About Post Lake
Post Lake is an unincorporated community and census-designated place (CDP) in the town of Elcho, Langlade County, Wisconsin, United States. Post Lake is 12 miles (19 km) southwest of Crandon. As of the 2020 census, its population was 343, down from 374 at the 2010 census. A post office was established in 1884, but it was eventually discontinued in 1913.
The Mole Lake Ojibwe have at times been called the Post Lake Band. They say the name of the lake comes from a spiritually significant post that stood near the outlet of the lake in days gone by.
Text: Wikipedia · CC BY-SA 4.0
Post Lake weather: 7-day forecast
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Living in Post Lake
- Median household income
- $65,438
- Median home value
- $310,900
- Median age
- 63.5
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Map of Post Lake
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Open in Google Maps ›Post Lake, WI population
Post Lake had 343 residents in the 2020 Census.
| 2020 Census | 343 |
|---|---|
| Density | 47 per sq mi (18 per km²) |
Source: U.S. Census Bureau, Decennial Census.
Post Lake at a glance
| State | Wisconsin (WI) |
|---|---|
| County | Langlade County |
| Type | Census-designated place |
| Population | 343 (2020) |
| Land area | 7.25 sq mi (18.8 km²) |
| Water area | 1.63 sq mi (4.21 km²) |
| Elevation | 1,532 ft (467 m) |
| Coordinates | 45.4305° N, 89.0903° W |
| ZIP code | 54428 |
| Census code (GEOID) | 5564550 |
Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.
Towns near Post Lake
- Elcho5.0 mi W
- Summit Lake6.6 mi SW
- Mole Lake6.8 mi NE
- Crandon13.4 mi NE
- Argonne18.8 mi NE
- Antigo20.2 mi S
- Wabeno21.0 mi E
- Rhinelander21.6 mi NW
- Laona22.2 mi NE
- White Lake24.5 mi SE
- Townsend25.4 mi E
- Three Lakes26.1 mi N
Straight-line distance between town centers.
Frequently asked questions about Post Lake
What county is Post Lake in?
Post Lake is in Langlade County, Wisconsin.
What is the population of Post Lake, WI?
343 people lived in Post Lake at the 2020 Census.
What is the ZIP code of Post Lake, WI?
The ZIP code of Post Lake is 54428.
What is the elevation of Post Lake?
1,532 feet (467 m) above sea level.
What towns are near Post Lake?
Elcho (5.0 mi), Summit Lake (6.6 mi), Mole Lake (6.8 mi), Crandon (13.4 mi), Argonne (18.8 mi).
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