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12407 21st Ave

Burien, WA 98168

5 bd 3 ba 2,450 sqft Built 2019 Lot 7,405 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 $499,000 $198,000 $697,000 $8,044
2024 $549,000 $183,000 $732,000 $7,356
2023 $565,000 $128,000 $693,000 $7,473
2022 $484,000 $112,000 $596,000 $7,266
2021 $424,000 $99,000 $523,000 $6,613
2020 $420,000 $98,000 $518,000 $6,489
2019 $80,000 $129,000 $209,000 $2,529

Property facts

Year built
2019
Property type
single_family
Stories
Beds
5
Baths
3
Living area
2,450 sqft
Lot size
7,405 sqft
ZIP code
98168
City
Burien
Street
21st Ave
Coordinates
47.49170, -122.30652

Comparable properties nearby

Block-level micro-comps

Same street, ±3 house numbers, sold in the last 24 months

Frequently asked questions

When did 12407 21st Ave last sell?
No public-record sale is on file for 12407 21st Ave.
What is the current tax assessment for 12407 21st Ave?
The most recent total assessment for 12407 21st Ave (year 2025) is $697,000 with $8,044 in property tax.
When was 12407 21st Ave built?
12407 21st Ave was built in 2019.
How does 12407 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 12407 21st Ave?
12407 21st Ave is a 5 bed, 3 bath, 2,450 sqft, 7,405 sqft lot single_family.
Is 12407 21st Ave a flip candidate?
No — 12407 21st Ave does not appear in our flips dataset.
Is 12407 21st Ave a tax-appeal candidate?
No — 12407 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
+0.8%
Implied 1-yr
+3.1%
2026 Q2
$503.8K
2026 Q3
$507.5K
ZIP 98168 — Median Price History + Forecast

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