8615 78th St
Mercer Island, WA 98040
5 bd 4 ba 2,820 sqft Built 1974 Lot 9,600 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 | $682,000 | $1,300,000 | $1,982,000 | $11,706 |
| 2024 | $586,000 | $1,200,000 | $1,786,000 | $11,563 |
| 2023 | $602,000 | $1,275,000 | $1,877,000 | $11,522 |
| 2022 | $353,000 | $1,050,000 | $1,403,000 | $10,341 |
| 2021 | $239,000 | $1,000,000 | $1,239,000 | $9,927 |
| 2020 | $343,000 | $884,000 | $1,227,000 | $9,702 |
| 2019 | $334,000 | $867,000 | $1,201,000 | $9,033 |
| 2018 | $300,000 | $784,000 | $1,084,000 | $9,411 |
| 2017 | $259,000 | $717,000 | $976,000 | $7,951 |
| 2016 | $235,000 | $649,000 | $884,000 | $7,396 |
| 2015 | $214,000 | $600,000 | $814,000 | $7,127 |
| 2014 | $205,000 | $515,000 | $720,000 | $6,582 |
| 2013 | $189,000 | $475,000 | $664,000 | $6,276 |
| 2012 | $163,000 | $524,000 | $687,000 | $5,959 |
| 2011 | $163,000 | $524,000 | $687,000 | $5,901 |
| 2009 | $202,000 | $650,000 | $852,000 | $5,879 |
| 2007 | $349,000 | $501,000 | $850,000 | $5,694 |
Property facts
Year built
1974
Property type
single_family
Stories
1
Beds
5
Baths
4
Living area
2,820 sqft
Lot size
9,600 sqft
ZIP code
98040
City
Mercer Island
Street
78th St
Coordinates
47.53313, -122.22281
Comparable properties nearby
Frequently asked questions
When did 8615 78th St last sell?
No public-record sale is on file for 8615 78th St.
What is the current tax assessment for 8615 78th St?
The most recent total assessment for 8615 78th St (year 2025) is $1,982,000 with $11,706 in property tax.
When was 8615 78th St built?
8615 78th St was built in 1974.
How does 8615 78th St compare to others on 78th St?
We track 3 other properties on 78th St. Browse the list under "Other properties on 78th St" to compare beds, baths, and sale history.
What are the property facts for 8615 78th St?
8615 78th St is a 5 bed, 4 bath, 2,820 sqft, 9,600 sqft lot single_family.
Is 8615 78th St a flip candidate?
No — 8615 78th St does not appear in our flips dataset.
Is 8615 78th St a tax-appeal candidate?
No — 8615 78th St 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 78th St