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11815 20th Ave

Burien, WA 98146

3 bd 2 ba 1,800 sqft Built 1955 Lot 7,619 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 $343,000 $283,000 $626,000 $7,055
2024 $375,000 $255,000 $630,000 $6,683
2023 $353,000 $252,000 $605,000 $6,635
2022 $309,000 $213,000 $522,000 $6,483
2021 $258,000 $189,000 $447,000 $5,769
2020 $288,000 $155,000 $443,000 $5,672
2019 $272,000 $147,000 $419,000 $4,979
2018 $230,000 $128,000 $358,000 $5,082
2017 $202,000 $115,000 $317,000 $4,462
2016 $176,000 $105,000 $281,000 $3,836
2015 $152,000 $93,000 $245,000 $2,653
2014 $139,000 $85,000 $224,000 $745
2013 $120,000 $83,000 $203,000 $2,437
2012 $170,000 $96,000 $266,000 $1,326
2011 $184,000 $92,000 $276,000 $1,528
2009 $222,000 $98,000 $320,000 $3,545
2007 $204,000 $90,000 $294,000 $3,174

Property facts

Year built
1955
Property type
single_family
Stories
2
Beds
3
Baths
2
Living area
1,800 sqft
Lot size
7,619 sqft
ZIP code
98146
City
Burien
Street
20th Ave
Coordinates
47.49676, -122.35960

Comparable properties nearby

Frequently asked questions

When did 11815 20th Ave last sell?
No public-record sale is on file for 11815 20th Ave.
What is the current tax assessment for 11815 20th Ave?
The most recent total assessment for 11815 20th Ave (year 2025) is $626,000 with $7,055 in property tax.
When was 11815 20th Ave built?
11815 20th Ave was built in 1955.
How does 11815 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 11815 20th Ave?
11815 20th Ave is a 3 bed, 2 bath, 1,800 sqft, 7,619 sqft lot single_family.
Is 11815 20th Ave a flip candidate?
No — 11815 20th Ave does not appear in our flips dataset.
Is 11815 20th Ave a tax-appeal candidate?
No — 11815 20th 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
+1.9%
Implied 1-yr
+7.6%
2026 Q2
$853.6K
2026 Q3
$868K
ZIP 98146 — Median Price History + Forecast

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