8405 42nd St
Mercer Island, WA 98040
3 bd 3 ba 1,990 sqft Built 1958 Lot 10,555 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 | $475,000 | $903,000 | $1,378,000 | $7,060 |
| 2024 | $216,000 | $860,000 | $1,076,000 | $7,105 |
| 2023 | $238,000 | $914,000 | $1,152,000 | $7,079 |
| 2022 | $108,000 | $753,000 | $861,000 | $6,353 |
| 2021 | $76,000 | $718,000 | $794,000 | $6,368 |
| 2020 | $168,000 | $587,000 | $755,000 | $5,976 |
| 2019 | $163,000 | $576,000 | $739,000 | $5,564 |
| 2018 | $95,000 | $521,000 | $616,000 | $5,353 |
| 2017 | $97,000 | $477,000 | $574,000 | $4,681 |
| 2016 | $88,000 | $432,000 | $520,000 | $4,356 |
| 2015 | $79,000 | $400,000 | $479,000 | $4,199 |
| 2014 | $36,000 | $402,000 | $438,000 | $4,007 |
| 2013 | $33,000 | $371,000 | $404,000 | $3,821 |
| 2012 | $8,000 | $410,000 | $418,000 | $3,629 |
| 2011 | $8,000 | $423,000 | $431,000 | $3,595 |
| 2009 | $10,000 | $525,000 | $535,000 | $3,696 |
| 2007 | $116,000 | $348,000 | $464,000 | $2,890 |
Property facts
Year built
1958
Property type
single_family
Stories
1
Beds
3
Baths
3
Living area
1,990 sqft
Lot size
10,555 sqft
ZIP code
98040
City
Mercer Island
Street
42nd St
Coordinates
47.57070, -122.22661
Comparable properties nearby
Frequently asked questions
When did 8405 42nd St last sell?
No public-record sale is on file for 8405 42nd St.
What is the current tax assessment for 8405 42nd St?
The most recent total assessment for 8405 42nd St (year 2025) is $1,378,000 with $7,060 in property tax.
When was 8405 42nd St built?
8405 42nd St was built in 1958.
How does 8405 42nd St compare to others on 42nd St?
We track 2 other properties on 42nd St. Browse the list under "Other properties on 42nd St" to compare beds, baths, and sale history.
What are the property facts for 8405 42nd St?
8405 42nd St is a 3 bed, 3 bath, 1,990 sqft, 10,555 sqft lot single_family.
Is 8405 42nd St a flip candidate?
No — 8405 42nd St does not appear in our flips dataset.
Is 8405 42nd St a tax-appeal candidate?
No — 8405 42nd 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 42nd St