23427 21st St
Sammamish, WA 98074
4 bd 3 ba 3,100 sqft Built 1989 Lot 9,078 sqft single_family
Most recent sale
$1,900,000
Jun 7, 2022
Location
Timeline: Sale, Listing & Tax History
Recorded events
| Date | Event | Price | Source |
|---|---|---|---|
| Jun 7, 2022 | Sold | $1,900,000 | MLS #1914816 |
| May 5, 2022 | Listed | $1,750,000 | MLS #1914816 |
| Apr 28, 1989 | Sold | $188,200 | Public Record |
| Sep 16, 1988 | Sold | $223,656 | Public Record |
| Feb 5, 1988 | Sold | $109,221 | Public Record |
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $1,129,000 | $500,000 | $1,629,000 | $12,300 |
| 2024 | $954,000 | $500,000 | $1,454,000 | $11,338 |
| 2023 | $1,038,000 | $565,000 | $1,603,000 | $12,474 |
| 2022 | $686,000 | $388,000 | $1,074,000 | $10,084 |
| 2021 | $566,000 | $323,000 | $889,000 | $9,137 |
| 2020 | $559,000 | $324,000 | $883,000 | $8,872 |
| 2019 | $527,000 | $323,000 | $850,000 | $8,233 |
| 2018 | $462,000 | $289,000 | $751,000 | $8,126 |
| 2017 | $402,000 | $255,000 | $657,000 | $6,871 |
| 2016 | $395,000 | $226,000 | $621,000 | $6,550 |
| 2015 | $378,000 | $221,000 | $599,000 | $6,520 |
| 2014 | $297,000 | $201,000 | $498,000 | $6,009 |
| 2013 | $268,000 | $186,000 | $454,000 | $5,723 |
| 2012 | $279,000 | $195,000 | $474,000 | $5,552 |
| 2011 | $342,000 | $184,000 | $526,000 | $5,259 |
| 2010 | $342,000 | $184,000 | $526,000 | $5,584 |
| 2009 | $442,000 | $184,000 | $626,000 | $5,640 |
| 2007 | $390,000 | $166,000 | $556,000 | $5,186 |
Property facts
Year built
1989
Property type
single_family
Stories
—
Beds
4
Baths
3
Living area
3,100 sqft
Lot size
9,078 sqft
ZIP code
98074
City
Sammamish
Street
21st St
Coordinates
47.62856, -122.02600
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
$7,130
Gross rental yield
4.50%
Implied cap rate
2.93%
Trend-extrapolated value
—
Frequently asked questions
When did 23427 21st St last sell?
23427 21st St most recently sold on Jun 7, 2022 for $1,900,000.
What is the current tax assessment for 23427 21st St?
The most recent total assessment for 23427 21st St (year 2025) is $1,629,000 with $12,300 in property tax.
How does 23427 21st St's assessment compare to its last sale price?
The current assessment is 14.3% below the last sale price of $1,900,000.
When was 23427 21st St built?
23427 21st St was built in 1989.
How does 23427 21st St compare to others on 21st St?
We track 8 other properties on 21st St. Browse the list under "Other properties on 21st St" to compare beds, baths, and sale history.
What are the property facts for 23427 21st St?
23427 21st St is a 4 bed, 3 bath, 3,100 sqft, 9,078 sqft lot single_family.
Is 23427 21st St a flip candidate?
No — 23427 21st St does not appear in our flips dataset.
Is 23427 21st St a tax-appeal candidate?
No — 23427 21st St is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
-4.4%
Implied 1-yr
-17.6%
2026 Q3
$1.3M
2026 Q4
$1.22M
ZIP 98074 — Median Price History + Forecast
Explore nearby
Geography
Other properties on 21st St