4427 Castlerock Dr
Blaine, WA 98230
4 bd 3 ba 2,124 sqft Built 2005 Lot 9,583 sqft single_family
Most recent sale
$539,900
Apr 30, 2021
Location
Timeline: Sale, Listing & Tax History
Recorded events
| Date | Event | Price | Source |
|---|---|---|---|
| Sep 7, 2024 | Relisted | $695,000 | NWMLS |
| May 17, 2024 | Listed | $645,000 | NWMLS |
| Apr 30, 2021 | Sold | $539,900 | NWMLS |
| Jan 28, 2005 | Sold | $75,000 | Public Record |
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2026 | $401,529 | $166,650 | $568,179 | $3,949 |
| 2025 | $401,529 | $166,650 | $568,179 | $3,909 |
| 2024 | $397,553 | $165,000 | $562,553 | $3,790 |
| 2023 | $361,412 | $150,000 | $511,412 | $3,979 |
| 2022 | $344,346 | $121,903 | $466,249 | $4,119 |
| 2021 | $304,727 | $107,878 | $412,605 | $3,950 |
| 2020 | $275,074 | $97,380 | $372,454 | $3,699 |
| 2019 | $254,736 | $90,180 | $344,916 | $3,505 |
| 2018 | $222,093 | $78,624 | $300,717 | $3,386 |
| 2017 | $203,382 | $72,000 | $275,382 | $2,773 |
| 2016 | $217,649 | $90,333 | $307,982 | $3,220 |
| 2015 | $208,285 | $86,445 | $294,730 | $3,155 |
| 2014 | $206,015 | $85,500 | $291,515 | $3,145 |
| 2013 | $206,015 | $85,500 | $291,515 | $3,066 |
| 2012 | $212,846 | $87,300 | $300,146 | $3,014 |
| 2011 | $220,337 | $90,000 | $310,337 | $3,048 |
| 2010 | $250,005 | $92,000 | $342,005 | $3,042 |
| 2009 | $250,005 | $92,000 | $342,005 | $3,042 |
| 2008 | $250,005 | $92,000 | $342,005 | $3,153 |
Property facts
Year built
2005
Property type
single_family
Stories
1
Beds
4
Baths
3
Living area
2,124 sqft
Lot size
9,583 sqft
ZIP code
98230
City
Blaine
Street
Castlerock Dr
Coordinates
48.95532, -122.72243
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsInvestment analysis
Estimates based on local averages — not personalized adviceEstimated monthly rent
$4,885
Gross rental yield
10.86%
Implied cap rate
7.06%
Trend-extrapolated value
—
Frequently asked questions
When did 4427 Castlerock Dr last sell?
4427 Castlerock Dr most recently sold on Apr 30, 2021 for $539,900.
What is the current tax assessment for 4427 Castlerock Dr?
The most recent total assessment for 4427 Castlerock Dr (year 2026) is $568,179 with $3,949 in property tax.
How does 4427 Castlerock Dr's assessment compare to its last sale price?
The current assessment is 5.2% above the last sale price of $539,900.
When was 4427 Castlerock Dr built?
4427 Castlerock Dr was built in 2005.
How does 4427 Castlerock Dr compare to others on Castlerock Dr?
We track 8 other properties on Castlerock Dr. Browse the list under "Other properties on Castlerock Dr" to compare beds, baths, and sale history.
What are the property facts for 4427 Castlerock Dr?
4427 Castlerock Dr is a 4 bed, 3 bath, 2,124 sqft, 9,583 sqft lot single_family.
Is 4427 Castlerock Dr a flip candidate?
No — 4427 Castlerock Dr does not appear in our flips dataset.
Is 4427 Castlerock Dr a tax-appeal candidate?
No — 4427 Castlerock Dr is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
+2.0%
Implied 1-yr
+8.2%
2026 Q3
$650.9K
2026 Q4
$662.6K
ZIP 98230 — Median Price History + Forecast
Explore nearby
Geography
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