15511 20th Ave
Burien, WA 98166
5 bd 4 ba 4,670 sqft Built 2021 Lot 12,000 sqft single_family
No recorded sales
Location
Timeline: Sale, Listing & Tax History
Recorded events
No recorded events
No sale or listing events are on file for this property.
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $1,259,000 | $397,000 | $1,656,000 | $18,152 |
| 2024 | $1,308,000 | $358,000 | $1,666,000 | $17,879 |
| 2023 | $1,310,000 | $354,000 | $1,664,000 | $17,760 |
| 2022 | $1,103,000 | $299,000 | $1,402,000 | $17,073 |
| 2021 | $203,000 | $265,000 | $468,000 | $6,032 |
| 2020 | $55,000 | $191,200 | $246,200 | $3,237 |
| 2019 | $105,000 | $537,000 | $642,000 | $7,532 |
| 2018 | $102,000 | $467,000 | $569,000 | $7,974 |
| 2017 | $220,000 | $558,000 | $778,000 | $10,700 |
| 2016 | $192,000 | $508,000 | $700,000 | $9,303 |
| 2015 | $151,000 | $449,000 | $600,000 | $8,346 |
| 2014 | $134,000 | $363,000 | $497,000 | $7,330 |
| 2013 | $94,000 | $351,000 | $445,000 | $6,643 |
| 2012 | $88,000 | $465,000 | $553,000 | $7,058 |
| 2011 | $118,000 | $465,000 | $583,000 | $7,275 |
| 2009 | $219,000 | $504,000 | $723,000 | $7,848 |
| 2007 | $382,000 | $330,000 | $712,000 | $7,452 |
Property facts
Year built
2021
Property type
single_family
Stories
—
Beds
5
Baths
4
Living area
4,670 sqft
Lot size
12,000 sqft
ZIP code
98166
City
Burien
Street
20th Ave
Coordinates
47.46409, -122.35960
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 15511 20th Ave last sell?
No public-record sale is on file for 15511 20th Ave.
What is the current tax assessment for 15511 20th Ave?
The most recent total assessment for 15511 20th Ave (year 2025) is $1,656,000 with $18,152 in property tax.
When was 15511 20th Ave built?
15511 20th Ave was built in 2021.
How does 15511 20th Ave compare to others on 20th Ave?
We track 8 other properties on 20th Ave. Browse the list under "Other properties on 20th Ave" to compare beds, baths, and sale history.
What are the property facts for 15511 20th Ave?
15511 20th Ave is a 5 bed, 4 bath, 4,670 sqft, 12,000 sqft lot single_family.
Is 15511 20th Ave a flip candidate?
No — 15511 20th Ave does not appear in our flips dataset.
Is 15511 20th Ave a tax-appeal candidate?
No — 15511 20th 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
-4.6%
Implied 1-yr
-18.2%
2026 Q3
$900K
2026 Q4
$900K
ZIP 98166 — Median Price History + Forecast
Explore nearby
Geography
Other properties on 20th Ave