2428 Union St
San Francisco, CA 94123·APN 0536032
Summary
2428 Union St, San Francisco, CA 94123 is a single-family residential property built in 1923, located in the Marina neighborhood, zoned RH-2, with a building size of 750 sqft and a current total assessed value of $884,340 as of 2024, comprising $530,604 in land value and $353,736 in improvements; the property received a building permit for alterations valued at $175,000, issued on October 15, 2025, with a revision dated September 26, 2024, detailing renovations to the north unit including a new stair and roof deck.
Location
Property Details
- APN
- 0536032
- Year Built
- 1923
- Building Area
- 750 sqft
- Units
- 1
- Use Code
- Single Family Residential
- Zoning
- RH-2
- Neighborhood
- Marina
- Last Sale
- Mar 21, 2022
Units in this building
1 unit- 2428 Union St Apt 1Apt 1
County records
Tax history
18 years of history| Roll Year | Land | Improvements | Total Assessed | Exemptions |
|---|---|---|---|---|
| 2024 | $530,604 | $353,736 | $884,340 | $0 |
| 2023 | $520,200 | $346,800 | $867,000 | $0 |
| 2022 | $346,514 | $346,514 | $693,028 | $0 |
| 2021 | $339,720 | $339,720 | $679,440 | $0 |
| 2020 | $336,237 | $336,237 | $672,474 | $0 |
| 2019 | $329,645 | $329,645 | $659,290 | $0 |
| 2018 | $323,182 | $323,182 | $646,364 | $0 |
| 2017 | $316,846 | $316,846 | $633,692 | $0 |
| 2016 | $310,634 | $310,634 | $621,268 | $0 |
| 2015 | $305,968 | $305,968 | $611,936 | $0 |
| 2014 | — | — | — | $0 |
| 2013 | $173,319 | $103,115 | $276,434 | $7,000 |
| 2012 | $169,921 | $101,094 | $271,015 | $7,000 |
| 2011 | $166,590 | $99,112 | $265,702 | $7,000 |
| 2010 | $165,345 | $98,372 | $263,717 | $7,000 |
| 2009 | $165,738 | $98,606 | $264,344 | $7,000 |
| 2008 | $162,489 | $96,673 | $259,162 | $7,000 |
| 2007 | $159,303 | $94,778 | $254,081 | $7,000 |
Tax bill history
Coming soon. We'll show paid / unpaid / delinquent status per installment once tax bill ingestion is enabled.
Building permits
10 permits on file- Apr 29, 2026$55,000BuildingfiledUnit 1
revision to pa# 202506239264 - widening of roof deck. revision to layout on floors 1 & 2 and removal of stair penthouse. add a sauna.
- Jan 15, 2026—PlumbingissuedUnit 1
work category: 2pb; remodel existing unit add bathroom on lower level new hot water heater
- Oct 15, 2025$175,000BuildingissuedUnit 1
revision 202409261741- renovation of north unit. to inlcude (n) stair and roof deck
- Oct 8, 2025$10,000BuildingcompleteUnit 4
whole bldg: remove and replace cedar siding shingles at front elevation, install or replace breathable weather resistant barrier. windows to remain . siding repair. street visible.keping existing cdx ply 1/2.
- Jul 14, 2025$5,000BuildingcompleteUnit 1
unit #1: replace windows at front elevation. 6 total windows same size. windows to be replaced within (e) opening. type: ebony clad exterior- double hung insert 02 marvin. wood aluminum cald.
- May 2, 2016$12,000Buildingcomplete
dry rot stairs repair at lightwell, 50%.
- Aug 14, 2008—Plumbingcomplete
work type: not listed; #2 and #4--remodel kitchen (sink, dishwasher, garbage disposal, and refrigerator ice maker) and wet bar (sink). cap existing clothes washer standpipe and water pipes. reroute hot water pipe.
- Oct 2, 1997$8,000BuildingexpiredUnit 1
bathrm remodel-window not visible from street
- Aug 19, 1986$1,300BuildingexpiredUnit 1
fire proofing of roof deck
- Feb 4, 1982$1,677BuildingcompleteUnit 1
About this record
Property data is sourced from the City and County of San Francisco's open data portals (parcels and assessor secured roll). This page is a public information summary and is not an official property record. For authoritative records, consult sfassessor.org or the SF Office of the Assessor-Recorder.