What the Pros Know
Market Snapshot
Zip Code 98240 | Whatcom County, WA
3,426
Population
YoY
202240.7
Median Age
YoY
2022$102,602
Median Household Income
YoY
2022$709,500
Median Sale Price
14.5% MoM
44.8% YoY
6/20254
Homes Sold
33.3% MoM
300.0% YoY
6/20252.3
Months Inventory
35% MoM
800% YoY
6/20257
Days on Market
4 MoM
1 YoY
6/20259
Listings
80.0% MoM
50.0% YoY
6/2025339
Price per Sq Ft
22.3% MoM
19.6% YoY
6/2025
See 98240 on Zillow
1. Population Data from U.S. Census Bureau.
2. Sales Data provided by Redfin, a national real estate brokerage.
MoM = Month over Month. The percentage change from the previous month to the current month.
YoY = Year over Year. The percentage change from the same period the previous year to the current period.