20509 81st Ave
Vashon, WA 98070
2 bd 2 ba 1,270 sqft Built 1916 Lot 6,644 sqft single_family
Most recent sale
$790,000
Aug 9, 2022
Location
Timeline: Sale, Listing & Tax History
Recorded events
| Date | Event | Price | Source |
|---|---|---|---|
| Aug 9, 2022 | Sold | $790,000 | MLS #1897902 |
| May 27, 2022 | Listed | $790,000 | MLS #1897902 |
| Jan 11, 1999 | Sold | $235,000 | Public Record |
| Dec 12, 1996 | Sold | $177,000 | Public Record |
| Jul 31, 1992 | Sold | $82,500 | Public Record |
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $417,000 | $183,000 | $600,000 | $6,458 |
| 2024 | $413,000 | $172,000 | $585,000 | $6,532 |
| 2023 | $477,000 | $185,000 | $662,000 | $6,416 |
| 2022 | $367,000 | $146,000 | $513,000 | $6,089 |
| 2021 | $296,000 | $133,000 | $429,000 | $5,626 |
| 2020 | $296,000 | $133,000 | $429,000 | $5,060 |
| 2019 | $275,000 | $135,000 | $410,000 | $4,569 |
| 2018 | $247,000 | $135,000 | $382,000 | $4,442 |
| 2017 | $210,000 | $129,000 | $339,000 | $3,625 |
| 2016 | $179,000 | $111,000 | $290,000 | $3,576 |
| 2015 | $169,000 | $111,000 | $280,000 | $2,952 |
| 2014 | $139,000 | $84,000 | $223,000 | $2,850 |
| 2013 | $121,000 | $84,000 | $205,000 | $2,730 |
| 2012 | $109,000 | $84,000 | $193,000 | $2,863 |
| 2011 | $129,000 | $100,000 | $229,000 | $2,809 |
| 2010 | $161,000 | $100,000 | $261,000 | $2,863 |
| 2009 | $185,000 | $100,000 | $285,000 | $2,550 |
| 2007 | $166,000 | $100,000 | $266,000 | $2,615 |
Property facts
Year built
1916
Property type
single_family
Stories
—
Beds
2
Baths
2
Living area
1,270 sqft
Lot size
6,644 sqft
ZIP code
98070
City
Vashon
Street
81st Ave
Coordinates
47.42121, -122.43812
Comparable properties nearby
Investment analysis
Estimates based on local averages — not personalized adviceEstimated monthly rent
$2,921
Gross rental yield
4.44%
Implied cap rate
2.88%
Trend-extrapolated value
—
Frequently asked questions
When did 20509 81st Ave last sell?
20509 81st Ave most recently sold on Aug 9, 2022 for $790,000.
What is the current tax assessment for 20509 81st Ave?
The most recent total assessment for 20509 81st Ave (year 2025) is $600,000 with $6,458 in property tax.
How does 20509 81st Ave's assessment compare to its last sale price?
The current assessment is 24.1% below the last sale price of $790,000.
When was 20509 81st Ave built?
20509 81st Ave was built in 1916.
How does 20509 81st Ave compare to others on 81st Ave?
We track 8 other properties on 81st Ave. Browse the list under "Other properties on 81st Ave" to compare beds, baths, and sale history.
What are the property facts for 20509 81st Ave?
20509 81st Ave is a 2 bed, 2 bath, 1,270 sqft, 6,644 sqft lot single_family.
Is 20509 81st Ave a flip candidate?
No — 20509 81st Ave does not appear in our flips dataset.
Is 20509 81st Ave a tax-appeal candidate?
No — 20509 81st Ave is not currently flagged as a tax-appeal candidate.
Forecast for this area
ZIP-area linear projection — not a per-property automated valuationQuarterly trend
+7.3%
Implied 1-yr
+29.2%
2026 Q2
$1.44M
2026 Q3
$1.51M
ZIP 98070 — Median Price History + Forecast
Explore nearby
Geography
Other properties on 81st Ave