Sudden Valley
Census-designated place in Whatcom County, Washington

Sudden Valley is an unincorporated community (census-designated place) in Whatcom County, Washington, with 6,354 residents (2020 Census). It sits at 673 ft (205 m) above sea level. The nearest town is Geneva, 3.1 miles NW.
- 6,354residents (2020 Census)
- 673 ftelevation · 205 m
- 4.3 sq miland area · 11.1 km²
- 1,485 / sq mipopulation density
- 98229ZIP code
About Sudden Valley
Sudden Valley is a census-designated place (CDP) just outside Bellingham in Whatcom County, Washington. The population was 6,354 at the 2020 census, down from 6,441 at the 2010 census.
Sudden Valley is the second-largest homeowner association in western Washington.
Text: Wikipedia · CC BY-SA 4.0
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Living in Sudden Valley
- Median household income
- $100,930
- Median home value
- $489,200
- Median rent
- $1,816/mo
- Median age
- 48.6
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Map of Sudden Valley
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Open in Google Maps ›Sudden Valley, WA population
Sudden Valley had 6,354 residents in the 2020 Census.
| 2020 Census | 6,354 |
|---|---|
| Density | 1,485 per sq mi (573 per km²) |
Source: U.S. Census Bureau, Decennial Census.
Sudden Valley at a glance
| State | Washington (WA) |
|---|---|
| County | Whatcom County |
| Type | Census-designated place |
| Population | 6,354 (2020) |
| Land area | 4.28 sq mi (11.1 km²) |
| Water area | 1.84 sq mi (4.76 km²) |
| Elevation | 673 ft (205 m) |
| Coordinates | 48.7231° N, 122.3441° W |
| ZIP code | 98229 |
| Official website | suddenvalley.com |
| Census code (GEOID) | 5368200 |
Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.
Towns near Sudden Valley
- Geneva3.1 mi NW
- Bellingham6.1 mi W
- Acme6.1 mi E
- Alger7.8 mi S
- Deming8.9 mi NE
- Marietta-Alderwood10.6 mi NW
- Edison11.5 mi S
- Bow11.6 mi S
- Everson13.1 mi N
- Nooksack14.2 mi N
- Ferndale14.4 mi NW
- Sedro-Woolley15.5 mi S
Straight-line distance between town centers.
Frequently asked questions about Sudden Valley
What county is Sudden Valley in?
Sudden Valley is in Whatcom County, Washington.
What is the population of Sudden Valley, WA?
6,354 people lived in Sudden Valley at the 2020 Census.
What is the ZIP code of Sudden Valley, WA?
The ZIP code of Sudden Valley is 98229.
What is the elevation of Sudden Valley?
673 feet (205 m) above sea level.
What towns are near Sudden Valley?
Geneva (3.1 mi), Bellingham (6.1 mi), Acme (6.1 mi), Alger (7.8 mi), Deming (8.9 mi).
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