Whatcom County, Washington

county in the state of Washington, United States

Whatcom County is a county in Washington in the United States. The county seat is Bellingham.[1] 201,140 people lived there at the 2010 census.[2]

Whatcom County
Whatcom County Courthouse in Bellingham
Whatcom County Courthouse in Bellingham
Map of Washington highlighting Whatcom County
Location within the U.S. state of Washington
Map of the United States highlighting Washington
Washington's location within the U.S.
Coordinates: 48°50′N 121°54′W / 48.83°N 121.9°W / 48.83; -121.9
Country United States
State Washington
FoundedMarch 9, 1854
Largest cityBellingham
 • Total2,503 sq mi (6,480 km2)
 • Land2,107 sq mi (5,460 km2)
 • Water397 sq mi (1,030 km2)  16%%
 • Total201,140
 • Estimate 
 • Density103/sq mi (40/km2)
Time zoneUTC−8 (Pacific)
 • Summer (DST)UTC−7 (PDT)
Congressional districts1st, 2nd


  1. "Find a County". National Association of Counties. Retrieved June 7, 2011.
  2. "State & County QuickFacts". United States Census Bureau. Archived from the original on July 22, 2011. Retrieved January 8, 2014.