4815 86th Ave
Mercer Island, WA 98040
4 bd 4 ba 4,230 sqft Built 1997 Lot 11,591 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 | $1,314,000 | $1,128,000 | $2,442,000 | $15,358 |
| 2024 | $1,318,000 | $1,026,000 | $2,344,000 | $15,168 |
| 2023 | $1,374,000 | $1,089,000 | $2,463,000 | $15,114 |
| 2022 | $944,000 | $897,000 | $1,841,000 | $13,564 |
| 2021 | $771,000 | $855,000 | $1,626,000 | $13,023 |
| 2020 | $930,000 | $687,000 | $1,617,000 | $12,780 |
| 2019 | $909,000 | $674,000 | $1,583,000 | $11,902 |
| 2018 | $819,000 | $610,000 | $1,429,000 | $12,403 |
| 2017 | $772,000 | $558,000 | $1,330,000 | $10,830 |
| 2016 | $700,000 | $505,000 | $1,205,000 | $10,036 |
| 2015 | $643,000 | $467,000 | $1,110,000 | $9,671 |
| 2014 | $423,000 | $437,000 | $860,000 | $7,860 |
| 2013 | $390,000 | $403,000 | $793,000 | $7,494 |
| 2012 | $376,000 | $445,000 | $821,000 | $7,111 |
| 2011 | $376,000 | $445,000 | $821,000 | $7,050 |
| 2009 | $465,000 | $552,000 | $1,017,000 | $7,015 |
| 2007 | $704,000 | $469,000 | $1,173,000 | $8,235 |
Property facts
Year built
1997
Property type
single_family
Stories
2
Beds
4
Baths
4
Living area
4,230 sqft
Lot size
11,591 sqft
ZIP code
98040
City
Mercer Island
Street
86th Ave
Coordinates
47.55971, -122.22406
Comparable properties nearby
Frequently asked questions
When did 4815 86th Ave last sell?
No public-record sale is on file for 4815 86th Ave.
What is the current tax assessment for 4815 86th Ave?
The most recent total assessment for 4815 86th Ave (year 2025) is $2,442,000 with $15,358 in property tax.
When was 4815 86th Ave built?
4815 86th Ave was built in 1997.
How does 4815 86th Ave compare to others on 86th Ave?
We track 8 other properties on 86th Ave. Browse the list under "Other properties on 86th Ave" to compare beds, baths, and sale history.
What are the property facts for 4815 86th Ave?
4815 86th Ave is a 4 bed, 4 bath, 4,230 sqft, 11,591 sqft lot single_family.
Is 4815 86th Ave a flip candidate?
No — 4815 86th Ave does not appear in our flips dataset.
Is 4815 86th Ave a tax-appeal candidate?
No — 4815 86th 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 86th Ave