Whatcom County, WA Real Estate & Property Data

Whatcom County Real Estate Market Trends
Last Updated: September 20, 2025

With up-to-date real estate data get detailed insight into Whatcom County, WA sourced from the nation’s leading property data provider. The current median home price in Whatcom County, WA is $649,000. Whatcom County real estate data shows that there have been a total of 3,579 residential properties sold over the past 12 months. ATTOM’s Whatcom County real estate data indicates that the county has 11 properties in foreclosure and 1 REOs (real estate bank owned) properties.

Whatcom County Real Estate Market Trends
Total Residential Properties 83,020
Total Commercial Properties 7,204
Avg. Home Age (Single Family Home) 45 Years
Avg. Square Feet (Single Family Home) 1,732
Total 2025 Residential Sales (year-to-date) 1,867
% of Homes Seriously Underwater (Q3 2025) 0.78%
Total 2024 Residential Sales 3,292
% of Equity Rich Homes (Q3 2025) 47.17%
Effective 2024 Property Tax 0.7%
Total Foreclosure Filings (year-to-date) 79
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Whatcom County, WA Real Estate Overview

There were 3,579 residential properties sold in the past year in Whatcom County, WA. The median home value in Whatcom County, WA is $650,195. There are a total of 83,020 residential properties in the Whatcom.

Median Sales Price i
$649,000
(Jul 2025)
-3.4%
year-over-year
y-o-y
  • July '25 Jul '25 $649,000
  • June '25 Jun '25 $630,000
  • May '25 May '25 $625,000
  • April '25 Apr '25 $618,275
  • March '25 Mar '25 $664,950
  • February '25 Feb '25 $610,000
  • January '25 Jan '25 $580,000
  • December '24 Dec '24 $610,000
  • November '24 Nov '24 $639,500
  • October '24 Oct '24 $593,500
  • September '24 Sep '24 $630,000
  • August '24 Aug '24 $665,000
Median Down Payment i
$133,500
(Jul 2025)
-15%
year-over-year
y-o-y
  • July '25 Jul '25 $133,500
  • June '25 Jun '25 $134,700
  • May '25 May '25 $149,000
  • April '25 Apr '25 $173,750
  • March '25 Mar '25 $136,000
  • February '25 Feb '25 $126,800
  • January '25 Jan '25 $106,500
  • December '24 Dec '24 $127,000
  • November '24 Nov '24 $144,062
  • October '24 Oct '24 $111,000
  • September '24 Sep '24 $140,000
  • August '24 Aug '24 $173,295
Number of Homes Sold i
352
(Jul 2025)
+9%
year-over-year
y-o-y
  • July '25 Jul '25 352
  • June '25 Jun '25 320
  • May '25 May '25 290
  • April '25 Apr '25 271
  • March '25 Mar '25 241
  • February '25 Feb '25 198
  • January '25 Jan '25 195
  • December '24 Dec '24 199
  • November '24 Nov '24 237
  • October '24 Oct '24 287
  • September '24 Sep '24 334
  • August '24 Aug '24 332
Number of Purchase Loans i
205
(Jul 2025)
-1%
year-over-year
y-o-y
  • July '25 Jul '25 205
  • June '25 Jun '25 191
  • May '25 May '25 185
  • April '25 Apr '25 173
  • March '25 Mar '25 154
  • February '25 Feb '25 132
  • January '25 Jan '25 133
  • December '24 Dec '24 134
  • November '24 Nov '24 153
  • October '24 Oct '24 179
  • September '24 Sep '24 206
  • August '24 Aug '24 219
Number of REFI Loans i
118
(Jul 2025)
+20.4%
year-over-year
y-o-y
  • July '25 Jul '25 118
  • June '25 Jun '25 89
  • May '25 May '25 110
  • April '25 Apr '25 107
  • March '25 Mar '25 107
  • February '25 Feb '25 69
  • January '25 Jan '25 99
  • December '24 Dec '24 82
  • November '24 Nov '24 94
  • October '24 Oct '24 133
  • September '24 Sep '24 92
  • August '24 Aug '24 70
Number of HELOC Loans i
120
(Jul 2025)
-2.4%
year-over-year
y-o-y
  • July '25 Jul '25 120
  • June '25 Jun '25 94
  • May '25 May '25 121
  • April '25 Apr '25 119
  • March '25 Mar '25 106
  • February '25 Feb '25 102
  • January '25 Jan '25 84
  • December '24 Dec '24 106
  • November '24 Nov '24 87
  • October '24 Oct '24 78
  • September '24 Sep '24 119
  • August '24 Aug '24 129

Whatcom County, WA Real Estate Market Overview

Last 30 days
  • City
    Median Est. Value
  • City
    Median Est. Value
  • City
    Median Est. Value

Whatcom County, WA Foreclosure Activity

There were a total of 11 Whatcom County, WA properties with a foreclosure filing in July 2025. Lenders started the foreclosure process on 11 Whatcom County, WA properties and repossessed 1 Whatcom County, WA properties through completed foreclosures (REOs) in July 2025.

Total Foreclosure Filings i
11
(Jul 2025)
  • July '25 Jul '25 11
  • June '25 Jun '25 6
  • May '25 May '25 4
  • April '25 Apr '25 16
  • March '25 Mar '25 26
  • February '25 Feb '25 7
  • January '25 Jan '25 9
  • December '24 Dec '24 1
  • November '24 Nov '24 4
  • October '24 Oct '24 4
  • September '24 Sep '24 N/A
  • August '24 Aug '24 3
Foreclosure Starts i
11
(Jul 2025)
  • July '25 Jul '25 11
  • June '25 Jun '25 5
  • May '25 May '25 4
  • April '25 Apr '25 10
  • March '25 Mar '25 23
  • February '25 Feb '25 4
  • January '25 Jan '25 9
  • December '24 Dec '24 N/A
  • November '24 Nov '24 2
  • October '24 Oct '24 3
  • September '24 Sep '24 N/A
  • August '24 Aug '24 N/A
Completed Foreclosures (REOs) i
1
(Jul 2025)
  • July '25 Jul '25 1
  • June '25 Jun '25 N/A
  • May '25 May '25 N/A
  • April '25 Apr '25 1
  • March '25 Mar '25 N/A
  • February '25 Feb '25 1
  • January '25 Jan '25 N/A
  • December '24 Dec '24 2
  • November '24 Nov '24 N/A
  • October '24 Oct '24 N/A
  • September '24 Sep '24 N/A
  • August '24 Aug '24 N/A
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