King County, WA Real Estate & Property Data

King County Real Estate Market Trends
Last Updated: April 22, 2025

With up-to-date real estate data get detailed insight into King County, WA sourced from the nation’s leading property data provider. The current median home price in King County, WA is $908,100. King County real estate data shows that there have been a total of 27,297 residential properties sold over the past 12 months. ATTOM’s King County real estate data indicates that the county has 73 properties in foreclosure and 3 REOs (real estate bank owned) properties.

King County Real Estate Market Trends
Total Residential Properties 643,713
Total Commercial Properties 21,829
Avg. Home Age (Single Family Home) 56 Years
Avg. Square Feet (Single Family Home) 2,186
Total 2025 Residential Sales (year-to-date) 3,011
% of Homes Seriously Underwater (Q2 2025) 1.08%
Total 2024 Residential Sales 25,487
% of Equity Rich Homes (Q2 2025) 50.06%
Effective 2024 Property Tax 0.77%
Total Foreclosure Filings (year-to-date) 155
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King County, WA Real Estate Overview

There were 27,297 residential properties sold in the past year in King County, WA. The median home value in King County, WA is $843,500. There are a total of 643,713 residential properties in the King.

Median Sales Price i
$908,100
(Feb 2025)
-2.6%
year-over-year
y-o-y
  • February '25 Feb '25 $908,100
  • January '25 Jan '25 $820,000
  • December '24 Dec '24 $875,000
  • November '24 Nov '24 $966,250
  • October '24 Oct '24 $977,000
  • September '24 Sep '24 $950,000
  • August '24 Aug '24 $969,500
  • July '24 Jul '24 $1,000,000
  • June '24 Jun '24 $985,000
  • May '24 May '24 $1,041,000
  • April '24 Apr '24 $1,000,000
  • March '24 Mar '24 $964,078
Median Down Payment i
$235,500
(Feb 2025)
+8.5%
year-over-year
y-o-y
  • February '25 Feb '25 $235,500
  • January '25 Jan '25 $186,750
  • December '24 Dec '24 $220,000
  • November '24 Nov '24 $264,000
  • October '24 Oct '24 $236,550
  • September '24 Sep '24 $253,000
  • August '24 Aug '24 $250,000
  • July '24 Jul '24 $260,000
  • June '24 Jun '24 $261,600
  • May '24 May '24 $269,275
  • April '24 Apr '24 $261,000
  • March '24 Mar '24 $250,000
Number of Homes Sold i
1,644
(Feb 2025)
+0.1%
year-over-year
y-o-y
  • February '25 Feb '25 1,644
  • January '25 Jan '25 1,367
  • December '24 Dec '24 1,692
  • November '24 Nov '24 1,971
  • October '24 Oct '24 2,584
  • September '24 Sep '24 1,985
  • August '24 Aug '24 2,382
  • July '24 Jul '24 2,523
  • June '24 Jun '24 2,360
  • May '24 May '24 2,717
  • April '24 Apr '24 2,404
  • March '24 Mar '24 2,025
Number of Purchase Loans i
1,520
(Feb 2025)
+6%
year-over-year
y-o-y
  • February '25 Feb '25 1,520
  • January '25 Jan '25 1,214
  • December '24 Dec '24 1,580
  • November '24 Nov '24 1,761
  • October '24 Oct '24 2,244
  • September '24 Sep '24 1,774
  • August '24 Aug '24 2,063
  • July '24 Jul '24 2,170
  • June '24 Jun '24 2,087
  • May '24 May '24 1,880
  • April '24 Apr '24 1,743
  • March '24 Mar '24 1,760
Number of REFI Loans i
814
(Feb 2025)
+48%
year-over-year
y-o-y
  • February '25 Feb '25 814
  • January '25 Jan '25 831
  • December '24 Dec '24 934
  • November '24 Nov '24 1,115
  • October '24 Oct '24 1,484
  • September '24 Sep '24 1,105
  • August '24 Aug '24 851
  • July '24 Jul '24 812
  • June '24 Jun '24 639
  • May '24 May '24 748
  • April '24 Apr '24 792
  • March '24 Mar '24 647
Number of HELOC Loans i
722
(Feb 2025)
+15.7%
year-over-year
y-o-y
  • February '25 Feb '25 722
  • January '25 Jan '25 687
  • December '24 Dec '24 771
  • November '24 Nov '24 674
  • October '24 Oct '24 877
  • September '24 Sep '24 790
  • August '24 Aug '24 826
  • July '24 Jul '24 806
  • June '24 Jun '24 813
  • May '24 May '24 937
  • April '24 Apr '24 753
  • March '24 Mar '24 716

King County, WA Real Estate Market Overview

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

King County, WA Foreclosure Activity

There were a total of 73 King County, WA properties with a foreclosure filing in February 2025. Lenders started the foreclosure process on 55 King County, WA properties and repossessed 3 King County, WA properties through completed foreclosures (REOs) in February 2025.

Total Foreclosure Filings i
73
(Feb 2025)
+43.1%
year-over-year
y-o-y
  • February '25 Feb '25 73
  • January '25 Jan '25 82
  • December '24 Dec '24 73
  • November '24 Nov '24 63
  • October '24 Oct '24 84
  • September '24 Sep '24 70
  • August '24 Aug '24 97
  • July '24 Jul '24 88
  • June '24 Jun '24 81
  • May '24 May '24 84
  • April '24 Apr '24 96
  • March '24 Mar '24 46
Foreclosure Starts i
55
(Feb 2025)
+7.8%
year-over-year
y-o-y
  • February '25 Feb '25 55
  • January '25 Jan '25 60
  • December '24 Dec '24 67
  • November '24 Nov '24 53
  • October '24 Oct '24 73
  • September '24 Sep '24 58
  • August '24 Aug '24 70
  • July '24 Jul '24 73
  • June '24 Jun '24 60
  • May '24 May '24 62
  • April '24 Apr '24 56
  • March '24 Mar '24 46
Completed Foreclosures (REOs) i
3
(Feb 2025)
-50%
year-over-year
y-o-y
  • February '25 Feb '25 3
  • January '25 Jan '25 7
  • December '24 Dec '24 2
  • November '24 Nov '24 4
  • October '24 Oct '24 17
  • September '24 Sep '24 9
  • August '24 Aug '24 8
  • July '24 Jul '24 7
  • June '24 Jun '24 6
  • May '24 May '24 6
  • April '24 Apr '24 N/A
  • March '24 Mar '24 3
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