21309 48th Ave
Mountlake Terrace, WA 98043
4 bd 4 ba 1,904 sqft Built 2018 Lot 1,307 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 |
|---|---|---|---|---|
| 2026 | $313,900 | $410,000 | $723,900 | $5,670 |
| 2025 | $313,900 | $410,000 | $723,900 | $5,846 |
| 2024 | $333,800 | $390,000 | $723,800 | $5,619 |
| 2023 | $286,100 | $290,000 | $576,100 | $5,178 |
| 2022 | $255,500 | $276,000 | $531,500 | $5,011 |
| 2021 | $255,500 | $276,000 | $531,500 | $4,601 |
| 2020 | $226,700 | $256,000 | $482,700 | $4,761 |
| 2019 | $226,600 | $223,000 | $449,600 | $4,410 |
Property facts
Year built
2018
Property type
single_family
Stories
2
Beds
4
Baths
4
Living area
1,904 sqft
Lot size
1,307 sqft
ZIP code
98043
City
Mountlake Terrace
Street
48th Ave
Coordinates
47.80551, -122.29550
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 21309 48th Ave last sell?
No public-record sale is on file for 21309 48th Ave.
What is the current tax assessment for 21309 48th Ave?
The most recent total assessment for 21309 48th Ave (year 2026) is $723,900 with $5,670 in property tax.
When was 21309 48th Ave built?
21309 48th Ave was built in 2018.
How does 21309 48th Ave compare to others on 48th Ave?
We track 8 other properties on 48th Ave. Browse the list under "Other properties on 48th Ave" to compare beds, baths, and sale history.
What are the property facts for 21309 48th Ave?
21309 48th Ave is a 4 bed, 4 bath, 1,904 sqft, 1,307 sqft lot single_family.
Is 21309 48th Ave a flip candidate?
No — 21309 48th Ave does not appear in our flips dataset.
Is 21309 48th Ave a tax-appeal candidate?
No — 21309 48th 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
-0.7%
Implied 1-yr
-2.7%
2026 Q2
$668K
2026 Q3
$663.2K
ZIP 98043 — Median Price History + Forecast
Explore nearby
Geography
Other properties on 48th Ave