The property at 4415 Castlerock Drive, Blaine, WA 98230, built in 2010, is a 5,017 square foot Single Family and has 5 bedrooms and 5 bathrooms. It is situated on a lot that is 7,858 square feet and was last tax assessed in 2024 for a valuation of $922,545
The estimate for this property has experienced a 6.28% increase in the past 6 months reaching a value of $1,036,470.
Property Tax History
Source: Public Records
| Year | Assessment |
|---|---|
| 2024 | $922,545 +17.87% |
| 2023 | $782,707 |
| 2022 | $782,707 -6.67% |
| 2021 | $838,677 +21.08% |
| 2020 | $692,652 +19.62% |
| 2018 | $579,021 +14.70% |
| 2017 | $504,823 +18.29% |
| 2016 | $426,769 +4.50% |
| 2015 | $408,406 +1.10% |
| 2013 | $403,952 |
Valuation History
Source: Public Records
| Month | Valuation | Single Family Homes Sold | Median Sales Price/Sqft |
|---|---|---|---|
| Nov 2025 | $1,036,470 | - | - |
| Nov 2025 | $1,041,030 | - | - |
| Oct 2025 | $1,051,812 | - | - |
| Sep 2025 | $1,012,200 | - | - |
| Aug 2025 | $997,102 | - | - |
| Jul 2025 | $982,420 | - | - |
| Jun 2025 | $975,890 | - | - |
| May 2025 | $975,212 | - | - |
| Apr 2025 | $983,471 | - | - |
| Mar 2025 | $964,792 | - | - |
| Feb 2025 | $963,124 | - | - |
| Jan 2025 | $1,149,919 | - | - |
| Dec 2024 | $989,000 | - | - |
| Nov 2024 | $989,000 | - | - |
| Sep 2024 | $1,025,000 | - | - |
| Aug 2024 | $1,025,000 | - | - |
| Jul 2024 | $1,100,000 | - | - |
| Jun 2024 | $1,038,708 | - | - |
| May 2024 | $1,058,816 | - | - |
| Mar 2024 | $1,061,164 | - | - |
| Feb 2024 | $1,059,983 | - | - |
| Jan 2024 | $1,083,413 | - | - |
| Dec 2023 | $1,071,946 | - | - |
| Nov 2023 | $1,070,784 | - | - |
| Oct 2023 | $995,747 | - | - |
| Sep 2023 | $1,070,509 | - | - |
| Aug 2023 | $981,193 | - | - |
| Jul 2023 | $980,850 | - | - |
| Jun 2023 | $981,936 | - | - |
| May 2023 | $964,370 | - | - |
| Apr 2023 | $1,089,876 | - | - |
| Mar 2023 | $1,093,115 | - | - |
| Feb 2023 | $1,300,000 | - | - |
| Jan 2023 | $1,148,000 | - | - |
| Dec 2022 | $1,158,000 | - | - |
*Market History, including Median Sales Price per square foot, and Single Family Homes Sold is based on historical data of Zip Code: 98230 - WA
Population & Environment
Source: Sperling's Best Places
| Zip | City | County | National | |
|---|---|---|---|---|
| Population | 17,643 | 5,419 | 236,971 | 335,858,263 |
| Population Density | 416 | 962 | 113 | 95 |
| People per Household | 2.4 | 2.3 | 2.4 | 2.6 |
| Median Age | 46.5 | 44.7 | 38.8 | 39.1 |
| Median Income | $71,287 | $72,060 | $67,590 | $66,222 |
| Average Income | $37,306 | $36,401 | $34,764 | $35,475 |
| Cost of Living Index | 96 | 94 | 94 | 100 |
| Zip | City | County | National | |
|---|---|---|---|---|
| January Avg. High Temp | 30.2°F | 30.2°F | 33.45°F | 22.6°F |
| July Avg. High Temp | 72.4°F | 72.4°F | 71.71°F | 86.2°F |
| Annual Precipitation | 41.44" | 41.44" | 35.63" | 38" |
Click Zestimate price to view details on Zillow. Zestimate data is provided "as is" via the Zestimate API. © Zillow, Inc., 2006-2022. Use is subject to Terms of Use.
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