2428 Union St
San Francisco, CA 94123
1 bd 1 ba 750 sqft Built 1923 Lot 2,750 sqft condos
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 | $360,810 | $541,216 | $902,026 | $11,656 |
| 2024 | $360,810 | $541,216 | $902,026 | $11,320 |
| 2023 | $346,800 | $520,200 | $867,000 | $11,101 |
| 2022 | $297,060 | $445,591 | $742,651 | $9,602 |
| 2021 | $291,236 | $436,854 | $728,090 | $9,431 |
| 2020 | $288,250 | $432,375 | $720,625 | $9,535 |
| 2019 | $282,599 | $423,898 | $706,497 | $9,216 |
| 2018 | $277,058 | $415,587 | $692,645 | $8,907 |
| 2017 | $271,626 | $407,439 | $679,065 | $8,506 |
| 2016 | $266,300 | $399,450 | $665,750 | $8,351 |
| 2015 | $262,300 | $393,450 | $655,750 | $8,245 |
| 2014 | $98,959 | $206,178 | $305,137 | $4,066 |
| 2013 | $97,019 | $202,136 | $299,155 | $3,912 |
| 2012 | $95,117 | $198,173 | $293,290 | $3,702 |
| 2010 | $93,252 | $194,288 | $287,540 | $3,587 |
| 2009 | $92,556 | $192,837 | $285,393 | $3,579 |
| 2008 | $90,957 | $189,505 | $280,462 | $3,449 |
| 2007 | $89,174 | $185,790 | $274,964 | $3,128 |
Property facts
Year built
1923
Property type
condos
Stories
—
Beds
1
Baths
1
Living area
750 sqft
Lot size
2,750 sqft
ZIP code
94123
City
San Francisco
Street
Union St
Coordinates
37.79684, -122.43937
Comparable properties nearby
Block-level micro-comps
Same street, ±3 house numbers, sold in the last 24 monthsFrequently asked questions
When did 2428 Union St last sell?
No public-record sale is on file for 2428 Union St.
What is the current tax assessment for 2428 Union St?
The most recent total assessment for 2428 Union St (year 2025) is $902,026 with $11,656 in property tax.
When was 2428 Union St built?
2428 Union St was built in 1923.
How does 2428 Union St compare to others on Union St?
We track 8 other properties on Union St. Browse the list under "Other properties on Union St" to compare beds, baths, and sale history.
What are the property facts for 2428 Union St?
2428 Union St is a 1 bed, 1 bath, 750 sqft, 2,750 sqft lot condos.
Is 2428 Union St a flip candidate?
No — 2428 Union St does not appear in our flips dataset.
Is 2428 Union St a tax-appeal candidate?
No — 2428 Union 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
-6.0%
Implied 1-yr
-24.0%
2026 Q3
$3.04M
2026 Q4
$3.04M
ZIP 94123 — Median Price History + Forecast
Explore nearby
Geography
Other properties on Union St