San Francisco County  »  94108  »  Post St  »  255 Post St

255 Post Street, San Francisco, CA 94108 - Property report

Also known as: 170 Maiden Ln

Property image for 255 Post Street, San Francisco, CA 94108
static Mapbox map

Property type

Office Building (SCILSO)

Year built

1909

Lot sq. ft.

8,102

General Information

Address
Primary address
255 Post St
San Francisco, CA 94108
Alternate address(es)
170 Maiden Ln
259 Post St
Zip code
94108
Neighborhood
Downtown District 8 - North East
County
San Francisco
Municipality
City of San Francisco
Parcel ID
0309-023

Owner

Find out who owns 255 Post Street, San Francisco, CA 94108. Uncover corporate and individual owners with a free account.

Tax
Tax year
2026-2027
Property tax
$36,973
Building
Property type
Office Building
Building sq. ft.
64,800
Stories
9
Year built
1909
Lot
Acreage
0.186
Lot sq. ft.
8,102
Zoning & use
Zoning
Qualified opportunity zone
Units
2

Area overview

Walk score
99 /100.  Walker's Paradise
Transit score
100 /100.  Rider's Paradise
Bike score
87 /100.  Very Bikeable
School district
San Francisco Unified School District

Ownership information for 255 Post Street, San Francisco, CA

Property owner name
Registered owner
Source
Deed
Owner contact information
Phone number
Owner address

Sales history for 255 Post Street, San Francisco, CA 94108

No recently recorded sales for this property.

More about San Francisco County property records.

Title documents

Date Type Amount Party 1 Party 2 Doc #
09/23/2025 Subdntn Agreement XXXXXXXXX XXX XXXXXXXX XX
09/11/2024 Decltn Use Limitation XXXXX XXX XXXXX XXX
05/26/2022 Release of Lien XX XXXXXXXXXX XX XXXXXX XXXXXX XXXXX XXX XXXXX XXX
04/25/2022 NTC Lien XXXXX XXX XXXXX XXX XX XXXXXXXXXX XX XXXXXX XXXXXX
03/02/2022 Decltn Use Limitation XXXXX XXX XXXXX XXX
01/04/2021 Modif Deed of Trust XXXXX XXX XXXXX XXX XXXXXXXX XX
01/23/2020 Release Lien XX XXXXXXXXXX XX XXXXXX XXXXXX XXXXX XXX XXXXX XXX
12/26/2019 Notice Lien XXXXX XXX XXXXX XXX XX XXXXXXXXXX XX XXXXXX XXXXXX
08/19/2016 Release Lien XXXXX XXX XXXXX XXX XXXX
07/18/2016 Notice Lien XXXXX XXX XXXXX XXX XXXX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Property taxes for 255 Post Street, San Francisco, CA

Property tax data includes tax amount, market value and assessed value, exemptions, abatements and assessment history.

Current property tax
Tax year
2026-2027
Property tax
$36,973
Recent tax assessments
Market value
$3,126,115
Land value
$2,025,793
Building value
$1,100,322

Assessment history

See the assessment and property tax history, including the evolution of the total tax rate and corresponding property tax amount.

Tax year Assessed value Tax rate Property tax Y-o-Y change
2025-2026 $3,064,782 1.1827 $36,247 +2.98%
2024-2025 $3,004,689 1.1714 $35,197 +1.45%
2023-2024 $2,945,775 1.1777 $34,692 +1.83%
2022-2023 $2,888,015 1.1797 $34,070 +1.76%
2021-2022 $2,831,388 1.18248 $33,481 -0.31%
2020-2021 $2,802,357 1.1984 $33,583 +3.58%
2019-2020 $2,747,410 1.1801 $32,422 +3.50%
2018-2019 $2,693,540 1.163 $31,326 +1.19%
2017-2018 $2,640,726 1.1723 $30,957 +1.11%
2016-2017 $2,588,948 1.1826 $30,617 +1.52%

Permit information for 255 Post Street, San Francisco, CA

Issued date Permit number Permit type Sub type Valuation Finaled date Status
11/05/2025
09/19/2025
10/25/2024
10/25/2024
10/14/2024

*Most recent permits on record for this property.

San Francisco residential market stats

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.

Median sale price

$1,500,000

15.4% Y-o-Y

Median price/sq. ft.

$1,155

11.2% Y-o-Y

San Francisco county median sale price

$1,500,000

15.4% Y-o-Y

Check out recently sold homes in San Francisco and see how their prices compare.

Demographics by ZIP code

Total population
11,305
Median age
45.3
Average household income
$115,916
Family households
35.7%
People per household (average)
1.71
Occupied housing units
6,471
Owner-occupied units
10.9%
Median year structure built
1938
Median value mortgaged units
$1,186,200
Median value unmortgaged units
$1,095,200

Risk

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FEMA flood zones

FEMA flood zones
X
Landslides and liquefaction map

Fire hazard zones

Faults and tsunami inundation zones map
Crime incidents map

Transportation

Daily traffic map

Access the detailed traffic volume map for 255 Post Street, San Francisco, CA 94108 to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

Frequently asked questions

What is the year built for 255 Post Street, San Francisco, CA 94108?

The development at 255 Post Street, San Francisco, CA 94108 was built in 1909.

What is the market value of 255 Post Street, San Francisco, CA 94108?

The current market value of 255 Post Street, San Francisco, CA 94108 is $3,064,782.

What is the total square footage of 255 Post Street, San Francisco, CA 94108?

255 Post Street, San Francisco, CA 94108 has a total of 64,800 square feet.

How many commercial spaces does this building have?

The number of commercial spaces in this building is 2.

Disclaimer

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