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1280 Union Street, San Francisco, CA 94109 Property Information

1280 Union Street, San Francisco, CA 94109 Property Information

  • General
  • Owner
  • Documents
  • Tax
  • Neighborhood
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1280 Union Street, San Francisco, CA 94109
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Address

Primary address 1280 Union Street, San Francisco
Zip code 94109
County San Francisco
Neighborhood Russian Hill
Parcel ID 0096-027

Sales & Tax Overview for 1280 Union Street, San Francisco

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Sale date 04/08/1988
Sale price $595,000
Arm's length
Property tax $13,549

Lot & Building Information for 1280 Union Street, San Francisco

Building sqft 5,028
Building class Apartments 5 to 14 Units (A5)
Acreage 0.04
Depth 58
Rooms 24
Units 6
Year built 1909
Stories 3
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Zoning, Use & Area Overview

Walk Score
Transit Score
Bike Score


Zoning district
School district San Francisco Unified School District

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Other Property Data for 1280 Union Street, San Francisco

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About 1280 Union Street, San Francisco

What is the year built & the total sq. ft. for 1280 Union Street, San Francisco, CA 94109?

1280 Union Street, San Francisco, CA 94109 was built in 1909 and has a total of 5,028 square feet.

What is the assessed value of 1280 Union Street, San Francisco, CA 94109 and the property tax paid?

Assessed at $1,145,602, the tax amount paid for 1280 Union Street, San Francisco, CA 94109 is $13,549.

When was 1280 Union Street, San Francisco, CA 94109 last sold?

1280 Union Street, San Francisco, CA 94109 was last sold in 12/18/2019.

How many residential units does this building have?

This building has 6 residential unit(s).

Ownership Information

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Real Estate Reports:
Laura Pop-Badiu, May 07, 2026 Locked-In Owners, Mobile Renters: Homeowners Stay Put as Renters Move 3.7x More Across Largest U.S. Cities 
Renters became the primary drivers of long-distance mobility across the largest U.S. cities, moving 3.7 times more than owners in 2024, as high mortgage rates and housing costs kept many homeowners in place.
Eliza Theiss, Apr 23, 2026 $4.6M Hudson Yards Maintains Top Spot, Luxury Sales in Malba Set $2.5M Price Record for Queens
Despite prices declining, Hudson Yards remained the most expensive NYC neighborhood, but TriBeCa’s growth closed the gap to under $400,000, while Malba set a new historic price record for Queens at $2.5 million, securing the highest ranking ever for the borough at #5.
Eliza Theiss, Apr 15, 2026 2026 Q1 Foreclosure Report: Brooklyn Filings Fall Sharply, Bronx & Staten Island Hit New Peaks
Behind a deceptively mild citywide downtick, borough foreclosure markets pulled into significantly diverging paths as Brooklyn cases were nearly halved and the Bronx hit a new, record high. Meanwhile, Queens remained unchanged, Staten Island surged back up and Manhattan cooled slowly.
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Past Sales & Property History for 1280 Union Street, San Francisco

Create a free account to view the complete sales history for 1280 Union Street, San Francisco, including title documents, transfer conditions, mortgages and liens.

Sale date Sale price Buyer name Seller name
04/08/1988 $595,000

Title Documents for 1280 Union Street, San Francisco

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Date Type Amount Party 1 Party 2 Maturity Document Doc image
01/28/2026 Reconveyance
05/17/2022 Modif Deed of Trust
12/18/2019 Grant Deed to Revocable Trust
01/04/2011 Agreement
01/04/2011 Assignment of Rents
01/04/2011 Deed of Trust
08/02/2010 Assignment of Deed of Trust
10/13/2005 Request for Notice
10/13/2005 Agreement
10/13/2005 Assignment of Rents
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R: Recorded date
D: Document date

Property Taxes for 1280 Union Street, San Francisco

Access detailed property tax data for 1280 Union Street, San Francisco, CA 94109. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.

Tax year: 2025-2026
Property tax $13,549
Market value $1,145,602

Assessment History for 1280 Union Street, San Francisco

Here's the assessment & property tax history for 1280 Union Street, San Francisco, including the evolution of the total tax rate and corresponding property tax.

Year Assessment value Total tax rate Property tax Year over year change
2025-2026 $1,145,602 1.1827 $13,549 +3.59%
2024-2025 $1,116,552 1.1714 $13,079 +1.45%
2023-2024 $1,094,660 1.1777 $12,892 +1.83%
2022-2023 $1,073,197 1.1797 $12,661 +1.76%
2021-2022 $1,052,154 1.18248 $12,442 -0.30%

San Francisco residential market stats

Median Sale Price
$1,385,000
2.6% YoY
Median Price/Sqft
$1,098
7.5% YoY
San Francisco County Median Sale Price
$1,385,000
2.6% YoY

Access a detailed real estate market overview of San Francisco so you can assess current trends, home values, types of properties sold and transaction volume. View the median home sale price in San Francisco and compare it to other neighborhoods in San Francisco County.

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Demographics by Zip Code

Total population 54,553
Median age 39.4
Average household income $161,031
Family households 27.5%
Occupied housing units 31,491
Owner occupied units 16.8%
Average number of people per household 1.65
Median year structure built 1938
Median value for units with a mortgage $1,285,400
Median value for units without a mortgage $1,325,700

Risk

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FEMA flood zone(s) X (See more on map)
Fire hazard zone See more on map
Faults and tsunami inundation zone map
Landslides and liquefaction map
Crime incidents map

Transportation

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Neighbors for 1280 Union Street, San Francisco

Here are the neighbors for 1280 Union Street, San Francisco.

Address Square feet Purchase date Purchase price
1294 Union St, San Francisco 2,200 03/29/2024 $2,200,000
2312 Larkin St, San Francisco 1,984 01/16/2026
2324 Larkin St, San Francisco 2,440 07/20/2021 $1,900,000
2360 Larkin St, San Francisco 2,884 09/27/2010
1224 Union St, San Francisco 3,200 10/31/2025
18 Moore Pl, San Francisco 2,042 10/19/2015 $2,380,000
22 Moore Pl, San Francisco 2,345 04/22/2026
1258 Union St, San Francisco 3,000 09/24/2012
1290 Union St, San Francisco 2,450 06/27/2025 $332,000
2320 Larkin St, San Francisco 2,200 06/21/2021
1248 Union St, San Francisco 4,060 08/18/2020
20 Moore Pl, San Francisco 1,176 11/21/2025
1268 Union St, San Francisco 8,700 09/17/2013 $2,800,000
1220 Union St, San Francisco 2,392 04/01/2014
1216 Union St, San Francisco 2,312 08/26/2025
1240 Union St, San Francisco 4,060 09/15/2015
1206 Union St, San Francisco 3,600 02/04/2008
1296 Union St, San Francisco 2,252
1274 Union St, San Francisco 5,028 01/27/2021
1212 Union St, San Francisco 2,140 02/09/2011 $1,000,000

Nearby ZIP Codes for 1280 Union Street, San Francisco

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