21015 284th Ave
Maple Valley, WA 98038
4 bd 3 ba 4,100 sqft Built 1974 Lot 43,647 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 | $1,057,000 | $256,000 | $1,313,000 | $13,519 |
| 2024 | $965,000 | $225,000 | $1,190,000 | $13,596 |
| 2023 | $977,000 | $202,000 | $1,179,000 | $11,777 |
| 2022 | $714,000 | $156,000 | $870,000 | $10,510 |
| 2021 | $605,000 | $134,000 | $739,000 | $9,829 |
| 2020 | $575,000 | $132,000 | $707,000 | $8,694 |
| 2019 | $544,000 | $126,000 | $670,000 | $8,020 |
| 2018 | $498,000 | $115,000 | $613,000 | $8,936 |
| 2017 | $364,000 | $154,000 | $518,000 | $7,395 |
| 2016 | $342,000 | $145,000 | $487,000 | $7,394 |
| 2015 | $312,000 | $132,000 | $444,000 | $6,896 |
| 2014 | $269,000 | $120,000 | $389,000 | $6,733 |
| 2013 | $241,000 | $112,000 | $353,000 | $5,660 |
| 2012 | $233,000 | $145,000 | $378,000 | $6,004 |
| 2011 | $262,000 | $145,000 | $407,000 | $5,407 |
| 2009 | $316,000 | $162,000 | $478,000 | $5,278 |
| 2007 | $278,000 | $144,000 | $422,000 | $4,700 |
Property facts
Year built
1974
Property type
single_family
Stories
—
Beds
4
Baths
3
Living area
4,100 sqft
Lot size
43,647 sqft
ZIP code
98038
City
Maple Valley
Street
284th Ave
Coordinates
47.41320, -121.96820
Comparable properties nearby
Frequently asked questions
When did 21015 284th Ave last sell?
No public-record sale is on file for 21015 284th Ave.
What is the current tax assessment for 21015 284th Ave?
The most recent total assessment for 21015 284th Ave (year 2025) is $1,313,000 with $13,519 in property tax.
When was 21015 284th Ave built?
21015 284th Ave was built in 1974.
How does 21015 284th Ave compare to others on 284th Ave?
We track 8 other properties on 284th Ave. Browse the list under "Other properties on 284th Ave" to compare beds, baths, and sale history.
What are the property facts for 21015 284th Ave?
21015 284th Ave is a 4 bed, 3 bath, 4,100 sqft, 43,647 sqft lot single_family.
Is 21015 284th Ave a flip candidate?
No — 21015 284th Ave does not appear in our flips dataset.
Is 21015 284th Ave a tax-appeal candidate?
No — 21015 284th 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
+2.3%
Implied 1-yr
+9.3%
2026 Q3
$1.1M
2026 Q4
$1.12M
ZIP 98038 — Median Price History + Forecast
Explore nearby
Geography
Other properties on 284th Ave