30808 228th Ave
Black Diamond, WA 98010
3 bd 2 ba 2,055 sqft Built 1998 Lot 34,373 sqft single_family
Most recent sale
$815,000
Nov 2, 2023
Location
Timeline: Sale, Listing & Tax History
Recorded events
| Date | Event | Price | Source |
|---|---|---|---|
| Nov 2, 2023 | Sold | $815,000 | NWMLS |
| Sep 22, 2020 | Sold | $590,000 | NWMLS |
| Jan 24, 2018 | Sold | $450,000 | NWMLS |
| Dec 7, 2017 | Listed | $399,000 | NWMLS |
| Dec 28, 2010 | Sold | $326,500 | Public Record |
| Nov 2, 2010 | Listing removed | $330,000 | NWMLS |
| Oct 11, 2010 | Price changed | $330,000 | NWMLS |
| Aug 18, 2010 | Price changed | $340,000 | NWMLS |
| Jul 27, 2010 | Listed | $349,500 | NWMLS |
| Oct 29, 1998 | Sold | $239,000 | Public Record |
Tax assessment history
| Year | Building | Land | Total assessed | Tax paid |
|---|---|---|---|---|
| 2025 | $523,000 | $270,000 | $793,000 | $7,057 |
| 2024 | $533,000 | $243,000 | $776,000 | $7,379 |
| 2023 | $548,000 | $163,000 | $711,000 | $6,826 |
| 2022 | $443,000 | $126,000 | $569,000 | $6,317 |
| 2021 | $338,000 | $126,000 | $464,000 | $5,487 |
| 2020 | $352,000 | $126,000 | $478,000 | $5,617 |
| 2019 | $338,000 | $122,000 | $460,000 | $5,129 |
| 2018 | $308,000 | $112,000 | $420,000 | $5,165 |
| 2017 | $277,000 | $132,000 | $409,000 | $5,049 |
| 2016 | $261,000 | $124,000 | $385,000 | $4,939 |
| 2015 | $238,000 | $113,000 | $351,000 | $4,609 |
| 2014 | $203,000 | $105,000 | $308,000 | $4,354 |
| 2013 | $182,000 | $98,000 | $280,000 | $4,122 |
| 2012 | $212,000 | $97,000 | $309,000 | $4,233 |
| 2011 | $236,000 | $97,000 | $333,000 | $4,132 |
| 2009 | $284,000 | $108,000 | $392,000 | $3,991 |
| 2007 | $260,000 | $96,000 | $356,000 | $3,582 |
Property facts
Year built
1998
Property type
single_family
Stories
1
Beds
3
Baths
2
Living area
2,055 sqft
Lot size
34,373 sqft
ZIP code
98010
City
Black Diamond
Street
228th Ave
Coordinates
47.32575, -122.03937
Comparable properties nearby
Investment analysis
Estimates based on local averages — not personalized adviceEstimated monthly rent
$4,727
Gross rental yield
6.96%
Implied cap rate
4.52%
Trend-extrapolated value
—
Frequently asked questions
When did 30808 228th Ave last sell?
30808 228th Ave most recently sold on Nov 2, 2023 for $815,000.
What is the current tax assessment for 30808 228th Ave?
The most recent total assessment for 30808 228th Ave (year 2025) is $793,000 with $7,057 in property tax.
How does 30808 228th Ave's assessment compare to its last sale price?
The current assessment is 2.7% below the last sale price of $815,000.
When was 30808 228th Ave built?
30808 228th Ave was built in 1998.
How does 30808 228th Ave compare to others on 228th Ave?
We track 2 other properties on 228th Ave. Browse the list under "Other properties on 228th Ave" to compare beds, baths, and sale history.
What are the property facts for 30808 228th Ave?
30808 228th Ave is a 3 bed, 2 bath, 2,055 sqft, 34,373 sqft lot single_family.
Is 30808 228th Ave a flip candidate?
No — 30808 228th Ave does not appear in our flips dataset.
Is 30808 228th Ave a tax-appeal candidate?
No — 30808 228th 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
-3.2%
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 228th Ave