County ProfileWA
Whatcom County
Population: 226,847 · 18 ZIP codes
Demographics
Source: U.S. Census Bureau (ACS/Decennial). Estimates vary by year.
People
Total population
226,847
People
Median age
38.4
Housing
Total households
94,021
Income
Median household income
$81,784
Housing
Total housing units
103,520
Employment
Employment rate
59.9%
Education
Bachelor’s degree or higher
39.3%
Healthcare
Insured population
94.2%
County details
Local time 00:45:25(PT)| Name | Whatcom |
|---|---|
| Total ZIP codes | 18total |
| ZIP codes (by type) | 15 Standard3 PO Box |
| Area code | 360, 564 |
| Timezone | Pacific Time (PT) |
| Coordinates | 48.8426531, -121.8364325 |
| Land area | 2,107.9 sq miles(5,459.5 km²) |
Map of Whatcom county, Washington with ZIP codes
Cities and Communities in Whatcom County
Compare the largest cities in Whatcom County by population, median income, and growth. Use the table below to analyze key demographic shifts across the region.
| City | Population | Median incomeHousehold | ZIP codes |
|---|---|---|---|
| Bellingham | 91,482 | $66,755 | 5ZIPs |
| Lynden | 15,749 | $103,233 | 1ZIPs |
| Ferndale | 15,048 | $87,579 | 1ZIPs |
| Blaine | 5,884 | $84,030 | 2ZIPs |
| Everson | 2,888 | $80,250 | 1ZIPs |
| Sumas | 1,583 | $89,375 | 1ZIPs |
| Nooksack | 1,471 | $97,159 | 1ZIPs |
| Point Roberts | 1,191 | $78,125 | 1ZIPs |
| Lummi Island | 934 | — | 1ZIPs |
| Custer | 518 | $93,598 | 1ZIPs |
| Deming | 339 | — | 1ZIPs |
| Maple Falls | 291 | $34,574 | 1ZIPs |
| Acme | 229 | $67,361 | 1ZIPs |
— Data unavailable or suppressed by the U.S. Census Bureau for areas with small sample sizes to protect individual privacy.
ZIP Codes in Whatcom County
Review the most populated postal areas across Whatcom County. Use the ranking below to compare resident density and demographic scales between the county's major zones.
| ZIP | City | Median incomeHousehold | Population (ZIP) |
|---|---|---|---|
| 98225 | Bellingham | $63,941 | 49,078 |
| 98226 | Bellingham | $79,375 | 47,011 |
| 98229 | Bellingham | $90,945 | 33,664 |
| 98248 | Ferndale | $91,060 | 26,784 |
| 98264 | Lynden | $103,638 | 23,170 |
| 98230 | Blaine | $86,623 | 18,754 |
| 98247 | Everson | $88,724 | 9,067 |
| 98266 | Maple Falls | $51,361 | 4,097 |
| 98244 | Deming | $67,159 | 3,134 |
| 98240 | Custer | $110,116 | 3,118 |
| 98295 | Sumas | $98,965 | 2,899 |
| 98276 | Nooksack | $97,159 | 1,434 |
| 98281 | Point Roberts | $78,125 | 1,191 |
| 98262 | Lummi Island | $83,000 | 934 |
| 98220 | Acme | $92,266 | 612 |
| 98227 | Bellingham | — | — |
| 98228 | Bellingham | — | — |
| 98231 | Blaine | — | — |
Data Sources & Citations
The geographic and demographic information presented on this site is compiled from publicly available, authoritative sources, including:
- United States Census BureauDemographic, population, housing, and socioeconomic data sourced from Census Bureau datasets, including the Decennial Census and the American Community Survey (ACS).Census Data
- United States Postal Service (USPS)ZIP code classifications, delivery types, and postal designations used for reference purposes. USPS ZIP codes are intended for mail delivery and may not always align exactly with Census geographic boundaries.USPS