Zip Code: 99140 (Keller, WA) - Trend of Average House Listing Price (Realtor)
Updated on March 13, 2026.
According to data from Realtor.com, the average house listing price for the 99140 Zip Code in February 2026 was $660,000. The month over month percentage change (MoM) was 0.0%, and the year over year percentage change (YoY) was 0.0134%.
You can see similar for other Washington Zip Codes, and for Washington.
The chart below shows the trend of the average house listing price in the 99140 zip code. The table below shows the trend of the average house listing price, and the MoM and YoY percentage changes.
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Related Topics: Zip Code: 99140 - Realtor House Inventory Topic List
Data Source: Realtor.
Zip Code: 99140 - Trend of Average House Listing Price ($)
Zip Code: 99140 Trend of Average House Listing Price
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| Month | Price ($) | MoM Perc. Change (%) | YoY Perc. Change (%) |
|---|---|---|---|
| Aug 2016 | 347450 | ||
| Sep 2016 | 347450 | ||
| Oct 2016 | 342450 | ||
| Nov 2016 | 342450 | ||
| Dec 2016 | 342450 | ||
| Jan 2017 | 342450 | ||
| Feb 2017 | 342450 | ||
| Mar 2017 | 342450 | ||
| Apr 2017 | 342450 | ||
| May 2017 | 334900 | ||
| Jun 2017 | 334900 | ||
| Jul 2017 | 339900 | ||
| Aug 2017 | 333233 | -0.0196 | -0.0409 |
| Sep 2017 | 268650 | -0.1938 | -0.2268 |
| Oct 2017 | 249900 | -0.0698 | -0.2703 |
| Nov 2017 | 244900 | -0.02 | -0.2849 |
| Dec 2017 | 349900 | 0.4287 | 0.0218 |
| Jan 2018 | 349900 | 0.0 | 0.0218 |
| Feb 2018 | 349900 | 0.0 | 0.0218 |
| Mar 2018 | 349900 | 0.0 | 0.0218 |
| Apr 2018 | 244950 | -0.2999 | -0.2847 |
| May 2018 | 349900 | 0.4285 | 0.0448 |
| Jun 2018 | 293650 | -0.1608 | -0.1232 |
| Jul 2018 | 237400 | -0.1916 | -0.3016 |
| Aug 2018 | 349900 | 0.4739 | 0.05 |
| Sep 2018 | 340000 | -0.0283 | 0.2656 |
| Oct 2018 | 340000 | 0.0 | 0.3605 |
| Nov 2018 | 283725 | -0.1655 | 0.1585 |
| Dec 2018 | 224950 | -0.2072 | -0.3571 |
| Jan 2019 | 224950 | 0.0 | -0.3571 |
| Feb 2019 | 325000 | 0.4448 | -0.0712 |
| Mar 2019 | 325000 | 0.0 | -0.0712 |
| Apr 2019 | 0 | ||
| May 2019 | 0 | ||
| Mar 2020 | 579000 | 0.7815 | |
| Apr 2020 | 579000 | 0.0 | |
| May 2020 | 579000 | 0.0 | |
| Jan 2023 | 369000 | ||
| Feb 2023 | 369000 | 0.0 | |
| Mar 2023 | 369000 | 0.0 | |
| Apr 2023 | 369000 | 0.0 | |
| May 2023 | 369000 | 0.0 | |
| Jun 2023 | 349900 | -0.0518 | |
| Jul 2023 | 349900 | 0.0 | |
| Nov 2023 | 950000 | ||
| Dec 2023 | 950000 | 0.0 | |
| Jan 2024 | 950000 | 0.0 | 1.5745 |
| Feb 2024 | 950000 | 0.0 | 1.5745 |
| Mar 2024 | 950000 | 0.0 | 1.5745 |
| Apr 2024 | 850000 | -0.1053 | 1.3035 |
| May 2024 | 850000 | 0.0 | 1.3035 |
| Jun 2024 | 850000 | 0.0 | 1.4293 |
| Jul 2024 | 850000 | 0.0 | 1.4293 |
| Aug 2024 | 850000 | 0.0 | |
| Sep 2024 | 912500 | 0.0735 | |
| Oct 2024 | 868542 | -0.0482 | |
| Nov 2024 | 693958 | -0.201 | -0.2695 |
| Dec 2024 | 651250 | -0.0615 | -0.3145 |
| Jan 2025 | 651250 | 0.0 | -0.3145 |
| Feb 2025 | 651250 | 0.0 | -0.3145 |
| Mar 2025 | 651250 | 0.0 | -0.3145 |
| Apr 2025 | 651250 | 0.0 | -0.2338 |
| May 2025 | 650000 | -0.0019 | -0.2353 |
| Jun 2025 | 650000 | 0.0 | -0.2353 |
| Jul 2025 | 650000 | 0.0 | -0.2353 |
| Aug 2025 | 648750 | -0.0019 | -0.2368 |
| Sep 2025 | 648750 | 0.0 | -0.289 |
| Oct 2025 | 637500 | -0.0173 | -0.266 |
| Nov 2025 | 660000 | 0.0353 | -0.0489 |
| Dec 2025 | 660000 | 0.0 | 0.0134 |
| Jan 2026 | 660000 | 0.0 | 0.0134 |
| Feb 2026 | 660000 | 0.0 | 0.0134 |
| Mar 2026 | 660000 | 0.0 | 0.0134 |
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