Anderson Island
Census-designated place in Pierce County, Washington

Anderson Island is an unincorporated community (census-designated place) in Pierce County, Washington, with 1,302 residents (2020 Census). The nearest town is Ketron Island, 2.3 miles E.
- 1,302residents (2020 Census)
- 8.0 sq miland area · 20.6 km²
- 164 / sq mipopulation density
- 98303ZIP code
Anderson Island weather: 7-day forecast
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Source: National Weather Service (NOAA).
Live webcams in Anderson Island
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Living in Anderson Island
- Median household income
- $80,282
- Median home value
- $546,300
- Median age
- 61.6
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Map of Anderson Island
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Anderson Island Street View
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Open in Google Maps ›Anderson Island, WA population
Anderson Island had 1,302 residents in the 2020 Census.
| 2020 Census | 1,302 |
|---|---|
| Density | 164 per sq mi (63 per km²) |
Source: U.S. Census Bureau, Decennial Census.
Anderson Island at a glance
| State | Washington (WA) |
|---|---|
| County | Pierce County |
| Type | Census-designated place |
| Population | 1,302 (2020) |
| Land area | 7.95 sq mi (20.6 km²) |
| Water area | 6.18 sq mi (15.99 km²) |
| Coordinates | 47.1499° N, 122.6817° W |
| ZIP code | 98303 |
| Census code (GEOID) | 5302060 |
Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.
Towns near Anderson Island
- Ketron Island2.3 mi E
- DuPont3.3 mi SE
- Steilacoom4.4 mi E
- North Fort Lewis4.5 mi SE
- Longbranch6.5 mi NW
- Fort Lewis6.6 mi SE
- Lakewood7.3 mi E
- Fox Island7.5 mi N
- University Place7.8 mi NE
- Tanglewilde8.3 mi SW
- Nisqually Indian Community8.3 mi S
- Lacey9.0 mi SW
Straight-line distance between town centers.
Frequently asked questions about Anderson Island
What county is Anderson Island in?
Anderson Island is in Pierce County, Washington.
What is the population of Anderson Island, WA?
1,302 people lived in Anderson Island at the 2020 Census.
What is the ZIP code of Anderson Island, WA?
The ZIP code of Anderson Island is 98303.
What towns are near Anderson Island?
Ketron Island (2.3 mi), DuPont (3.3 mi), Steilacoom (4.4 mi), North Fort Lewis (4.5 mi), Longbranch (6.5 mi).
Last updated: