Skip to main content
MarketTimeline.com
MT
MarketTimeline
.com
Methodology Top Markets
Public Record 80M+ records · 23M+ properties All 50 states Methodology

15437 21st Ave

Burien, WA 98166

6 bd 4 ba 2,750 sqft Built 1969 Lot 7,847 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

YearBuildingLandTotal assessedTax paid
2025 $500,000 $296,000 $796,000 $9,056
2024 $549,000 $266,000 $815,000 $8,793
2023 $488,000 $220,000 $708,000 $7,727
2022 $426,000 $187,000 $613,000 $7,578
2021 $387,000 $178,000 $565,000 $7,242
2020 $375,000 $170,000 $545,000 $6,935
2019 $363,000 $162,000 $525,000 $6,192
2018 $301,000 $155,000 $456,000 $6,425
2017 $284,000 $144,000 $428,000 $5,964
2016 $263,000 $122,000 $385,000 $5,193
2015 $206,000 $122,000 $328,000 $4,637
2014 $179,000 $108,000 $287,000 $4,293
2013 $195,000 $108,000 $303,000 $4,569
2012 $214,000 $120,000 $334,000 $4,461
2011 $209,000 $91,000 $300,000 $4,445
2009 $292,000 $91,000 $383,000 $4,218
2007 $254,000 $87,000 $341,000 $3,637

Property facts

Year built
1969
Property type
single_family
Stories
1
Beds
6
Baths
4
Living area
2,750 sqft
Lot size
7,847 sqft
ZIP code
98166
City
Burien
Street
21st Ave
Coordinates
47.46384, -122.36097

Comparable properties nearby

Frequently asked questions

When did 15437 21st Ave last sell?
No public-record sale is on file for 15437 21st Ave.
What is the current tax assessment for 15437 21st Ave?
The most recent total assessment for 15437 21st Ave (year 2025) is $796,000 with $9,056 in property tax.
When was 15437 21st Ave built?
15437 21st Ave was built in 1969.
How does 15437 21st Ave compare to others on 21st Ave?
We track 8 other properties on 21st Ave. Browse the list under "Other properties on 21st Ave" to compare beds, baths, and sale history.
What are the property facts for 15437 21st Ave?
15437 21st Ave is a 6 bed, 4 bath, 2,750 sqft, 7,847 sqft lot single_family.
Is 15437 21st Ave a flip candidate?
No — 15437 21st Ave does not appear in our flips dataset.
Is 15437 21st Ave a tax-appeal candidate?
No — 15437 21st Ave is not currently flagged as a tax-appeal candidate.

Forecast for this area

ZIP-area linear projection — not a per-property automated valuation
Quarterly trend
-4.6%
Implied 1-yr
-18.2%
2026 Q3
$900K
2026 Q4
$900K
ZIP 98166 — Median Price History + Forecast

Explore nearby