21439 20th Ct
Sammamish, WA 98074
4 bd 3 ba 3,890 sqft Built 1985 Lot 14,015 sqft single_family
Most recent sale
$1,500,000
Aug 5, 2022
Location
Timeline: Sale, Listing & Tax History
Recorded events
| Date | Event | Price | Source |
|---|---|---|---|
| Aug 8, 2022 | Sold | $1,500,000 | Public Record |
| Aug 5, 2022 | Sold | $1,500,000 | MLS #1928529 |
| Jun 27, 2022 | Price changed | $1,650,000 | MLS #1928529 |
| May 8, 2022 | Listed | $1,795,000 | MLS #1928529 |
| Jul 15, 1997 | Sold | $360,000 | Public Record |
| Aug 10, 1979 | Sold | $34,000 | Public Record |
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $1,442,000 | $598,000 | $2,040,000 | $15,280 |
| 2024 | $1,223,000 | $598,000 | $1,821,000 | $14,080 |
| 2023 | $1,332,000 | $675,000 | $2,007,000 | $15,507 |
| 2022 | $783,000 | $451,000 | $1,234,000 | $1,180 |
| 2021 | $646,000 | $376,000 | $1,022,000 | $1,282 |
| 2020 | $646,000 | $376,000 | $1,022,000 | $1,250 |
| 2019 | $638,000 | $377,000 | $1,015,000 | $1,282 |
| 2018 | $601,000 | $376,000 | $977,000 | $1,382 |
| 2017 | $526,000 | $337,000 | $863,000 | $1,494 |
| 2016 | $458,000 | $297,000 | $755,000 | $1,521 |
| 2015 | $485,000 | $267,000 | $752,000 | $1,552 |
| 2014 | $464,000 | $261,000 | $725,000 | $7,232 |
| 2013 | $365,000 | $238,000 | $603,000 | $6,894 |
| 2012 | $330,000 | $220,000 | $550,000 | $6,682 |
| 2011 | $342,000 | $231,000 | $573,000 | $6,324 |
| 2010 | $413,000 | $196,000 | $609,000 | $6,440 |
| 2009 | $529,000 | $196,000 | $725,000 | $6,507 |
| 2007 | $467,000 | $177,000 | $644,000 | $5,987 |
Property facts
Year built
1985
Property type
single_family
Stories
—
Beds
4
Baths
3
Living area
3,890 sqft
Lot size
14,015 sqft
ZIP code
98074
City
Sammamish
Street
20th Ct
Coordinates
47.62775, -122.05449
Comparable properties nearby
Investment analysis
Estimates based on local averages — not personalized adviceEstimated monthly rent
$8,947
Gross rental yield
7.16%
Implied cap rate
4.65%
Trend-extrapolated value
—
Frequently asked questions
When did 21439 20th Ct last sell?
21439 20th Ct most recently sold on Aug 5, 2022 for $1,500,000.
What is the current tax assessment for 21439 20th Ct?
The most recent total assessment for 21439 20th Ct (year 2025) is $2,040,000 with $15,280 in property tax.
How does 21439 20th Ct's assessment compare to its last sale price?
The current assessment is 36.0% above the last sale price of $1,500,000.
When was 21439 20th Ct built?
21439 20th Ct was built in 1985.
How does 21439 20th Ct compare to others on 20th Ct?
We track 6 other properties on 20th Ct. Browse the list under "Other properties on 20th Ct" to compare beds, baths, and sale history.
What are the property facts for 21439 20th Ct?
21439 20th Ct is a 4 bed, 3 bath, 3,890 sqft, 14,015 sqft lot single_family.
Is 21439 20th Ct a flip candidate?
No — 21439 20th Ct does not appear in our flips dataset.
Is 21439 20th Ct a tax-appeal candidate?
Yes — 21439 20th Ct appears in our tax-appeal candidates list, meaning its current assessment exceeds its recent sale price by 15% or more.
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 20th Ct