8431 85th Ave
Mercer Island, WA 98040
2 bd 1 ba 1,260 sqft Built 1944 Lot 10,302 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 | $66,000 | $3,541,000 | $3,607,000 | $19,722 |
| 2024 | $588,000 | $2,423,000 | $3,011,000 | $19,475 |
| 2023 | $591,000 | $2,572,000 | $3,163,000 | $19,404 |
| 2022 | $247,000 | $2,117,000 | $2,364,000 | $17,413 |
| 2021 | $71,000 | $2,017,000 | $2,088,000 | $16,718 |
| 2020 | $118,000 | $1,865,000 | $1,983,000 | $15,669 |
| 2019 | $133,000 | $1,904,000 | $2,037,000 | $15,311 |
| 2018 | $135,000 | $1,831,000 | $1,966,000 | $17,059 |
| 2017 | $96,000 | $1,674,000 | $1,770,000 | $14,409 |
| 2016 | $88,000 | $1,515,000 | $1,603,000 | $13,402 |
| 2015 | $75,000 | $1,401,000 | $1,476,000 | $12,914 |
| 2014 | $66,000 | $1,211,000 | $1,277,000 | $11,668 |
| 2013 | $61,000 | $1,117,000 | $1,178,000 | $11,129 |
| 2012 | $64,000 | $1,231,000 | $1,295,000 | $11,218 |
| 2011 | $65,000 | $1,268,000 | $1,333,000 | $11,114 |
| 2009 | $74,000 | $1,445,000 | $1,519,000 | $10,472 |
| 2007 | $157,000 | $973,000 | $1,130,000 | $7,748 |
Property facts
Year built
1944
Property type
single_family
Stories
1
Beds
2
Baths
1
Living area
1,260 sqft
Lot size
10,302 sqft
ZIP code
98040
City
Mercer Island
Street
85th Ave
Coordinates
47.52473, -122.22559
Comparable properties nearby
Frequently asked questions
When did 8431 85th Ave last sell?
No public-record sale is on file for 8431 85th Ave.
What is the current tax assessment for 8431 85th Ave?
The most recent total assessment for 8431 85th Ave (year 2025) is $3,607,000 with $19,722 in property tax.
When was 8431 85th Ave built?
8431 85th Ave was built in 1944.
How does 8431 85th Ave compare to others on 85th Ave?
We track 8 other properties on 85th Ave. Browse the list under "Other properties on 85th Ave" to compare beds, baths, and sale history.
What are the property facts for 8431 85th Ave?
8431 85th Ave is a 2 bed, 1 bath, 1,260 sqft, 10,302 sqft lot single_family.
Is 8431 85th Ave a flip candidate?
No — 8431 85th Ave does not appear in our flips dataset.
Is 8431 85th Ave a tax-appeal candidate?
No — 8431 85th 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
+3.8%
Implied 1-yr
+15.2%
2026 Q3
$3.48M
2026 Q4
$3.59M
ZIP 98040 — Median Price History + Forecast
Explore nearby
Geography
Other properties on 85th Ave