23431 Fir St
Black Diamond, WA 98010
4 bd 3 ba 2,520 sqft Built 2018 Lot 3,600 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 | $250,000 | $422,000 | $672,000 | $5,727 |
| 2024 | $279,000 | $379,000 | $658,000 | $5,568 |
| 2023 | $473,000 | $183,000 | $656,000 | $5,507 |
| 2022 | $384,000 | $141,000 | $525,000 | $5,091 |
| 2021 | $308,000 | $141,000 | $449,000 | $4,809 |
| 2020 | $317,000 | $141,000 | $458,000 | $4,791 |
Property facts
Year built
2018
Property type
single_family
Stories
2
Beds
4
Baths
3
Living area
2,520 sqft
Lot size
3,600 sqft
ZIP code
98010
City
Black Diamond
Street
Fir St
Coordinates
47.30931, -122.03002
Comparable properties nearby
Frequently asked questions
When did 23431 Fir St last sell?
No public-record sale is on file for 23431 Fir St.
What is the current tax assessment for 23431 Fir St?
The most recent total assessment for 23431 Fir St (year 2025) is $672,000 with $5,727 in property tax.
When was 23431 Fir St built?
23431 Fir St was built in 2018.
How does 23431 Fir St compare to others on Fir St?
We track 8 other properties on Fir St. Browse the list under "Other properties on Fir St" to compare beds, baths, and sale history.
What are the property facts for 23431 Fir St?
23431 Fir St is a 4 bed, 3 bath, 2,520 sqft, 3,600 sqft lot single_family.
Is 23431 Fir St a flip candidate?
No — 23431 Fir St does not appear in our flips dataset.
Is 23431 Fir St a tax-appeal candidate?
No — 23431 Fir 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
-3.2%
Implied 1-yr
-12.6%
2026 Q3
$733.9K
2026 Q4
$704.8K
ZIP 98010 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Fir St