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Where am ILOCATED

Whatcom County, Washington

Whatcom County, Washington, has 236,392 residents (July 2025 estimate). Its county seat is Bellingham. It uses Pacific Time and covers 2,108 sq mi (5,460 km²) of land.

SeattleSpokaneTacoma
Whatcom County in Washington
San Juan CountySkagit CountyBellinghamLyndenFerndaleBirch BayBlaine
Whatcom County and its neighbors (simplified outlines). Open in OpenStreetMap ↗
Resident population, July 2025
236,392
Land area
2,108 sq mi (5,460 km²)
County seat or government
Bellingham
Time zone
Pacific TimeUTC-08:00 in January; UTC-07:00 in July
Median household income
$81,784 ± $2,688
Median home value
$585,800 ± $9,479
Median rent, with utilities
$1,555 ± $39
Homes lived in by their owners
63.7% ± 1.1 points
County type
County
Metro or micro area
Bellingham, WA metro areaCentral county
Water area
397 sq mi (1,028 km²)
State
Washington
County code (FIPS)
53073
Coordinates (central point)
48.842653, -121.836432
Open this point in the location finder

These coordinates mark a central point for the area, not a street address. Income, home value, rent and homes lived in by their owners: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, ± margin at 90% confidence; checked on October 13, 2026.

Time zones in Whatcom County

Time zoneLocal time and UTC offsetNext clock change
Pacific TimeAmerica/Los_AngelesUTC-08:00 in January; UTC-07:00 in July. Enable JavaScript for the live clock.Enable JavaScript for upcoming changes.

Near a time-zone line, check where you are with the time-zone finder. Your phone’s setting can differ.

ZIP Code areas, largest first

  1. 9822550,216 people
  2. 9822646,782 people
  3. 9822933,298 people
  4. 9824828,498 people
  5. 9828427,835 people
  6. 9826423,123 people
  7. 9823018,744 people
  8. 982479,115 people
  9. 982374,956 people
  10. 982664,245 people
  11. 982403,593 people
  12. 982953,279 people
All 18
  1. 982442,994 people
  2. 982761,794 people
  3. 982811,288 people
  4. 98262957 people
  5. 98220541 people
  6. 98283442 people

18 ZIP Code areas overlap Whatcom County. People counts are 2020–2024 estimates for each whole ZIP area. Mailing ZIPs can differ; check an address with USPS ZIP Code Lookup.

Official county information

We don’t have a website for this county yet. The US government’s local-office directory ↗ lists its offices. A geographic lookup cannot determine eligibility, tax liability or a court obligation.

School districts in Whatcom County, largest first

  1. Bellingham School District113,192 people
  2. Ferndale School District36,893 people
  3. Sedro-Woolley School District29,706 people
  4. Lynden School District22,001 people
  5. Blaine School District19,084 people
  6. Mount Baker School District14,636 people
  7. Meridian School District12,513 people
  8. Nooksack Valley School District12,077 people
  9. Concrete School District5,621 people

Districts with land in the county; a district can cross county lines. People counts are American Community Survey 2020–2024 5-year estimates. A district boundary doesn’t decide which school a student attends.

Tribal areas in Whatcom County, largest first

  1. Lummi Reservation5,034 people
  2. Nooksack Reservation and Off-Reservation Trust Land714 people

American Indian, Alaska Native and Native Hawaiian areas as the Census Bureau maps them, with at least 2% of their area here, water included. These lines don’t decide membership, jurisdiction or land status.

Cities, towns and communities, largest first

These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.

  1. Bellingham, Washington (city)93,438 people
  2. Lynden, Washington (city)16,234 people
  3. Ferndale, Washington (city)15,999 people
  4. Birch Bay, Washington (CDP)10,837 people
  5. Blaine, Washington (city)6,100 people
  6. Sudden Valley, Washington (CDP)6,084 people
  7. Marietta-Alderwood, Washington (CDP)3,754 people
  8. Everson, Washington (city)3,040 people
  9. Peaceful Valley, Washington (CDP)2,858 people
  10. Geneva, Washington (CDP)2,073 people
  11. Nooksack, Washington (city)1,794 people
  12. Sumas, Washington (city)1,512 people
All 19
  1. Point Roberts, Washington (CDP)1,288 people
  2. Kendall, Washington (CDP)657 people
  3. Deming, Washington (CDP)568 people
  4. Custer, Washington (CDP)477 people
  5. Glacier, Washington (CDP)339 people
  6. Acme, Washington (CDP)223 people
  7. Maple Falls, Washington (CDP)209 people

Bordering areas, nearest first

Distances are straight lines between map points.

  1. Skagit County, Washington24 mi south
  2. San Juan County, Washington62 mi west
  3. Okanogan County, Washington98 mi east

Before using this answer on a form

Use a precise point for address-level questions. A device accuracy circle can cross a boundary; confirm tax, voting or jury details with the responsible office.

Find the county where you are now, check its ZIP area, or check the time zone where you are.

See this county on Census.gov ↗

Areas that only touch the edge

These areas meet the boundary only along a sliver. Most addresses here are not in them; for an address near the line, check with the county.