San Francisco County  »  94102  »  Polk St  »  640 Polk St

640 Polk Street, San Francisco, CA 94102 - Property report

Also known as: 634 Polk St

Property image for 640 Polk Street, San Francisco, CA 94102
static Mapbox map

Property type

Apartment (1)

Year built

1928

Lot sq. ft.

3,703

General Information

Address
Primary address
640 Polk St
San Francisco, CA 94102
Alternate address(es)
634 Polk St
644 Polk St
Zip code
94102
Neighborhood
Tenderloin
County
San Francisco
Municipality
City of San Francisco
Parcel ID
0741-007

Owner

Find out who owns 640 Polk Street, San Francisco, CA 94102. Uncover corporate and individual owners with a free account.

Tax
Tax year
2026-2027
Property tax
$70,876
Building
Property type
Apartment
Building sq. ft.
17,262
Stories
6
Year built
1928
Rooms
64
Lot
Acreage
0.085
Lot sq. ft.
3,703
Depth
82 ft
Zoning & use
Zoning
Qualified opportunity zone
Units
24

Area overview

Walk score
99 /100.  Walker's Paradise
Transit score
100 /100.  Rider's Paradise
Bike score
97 /100.  Biker's Paradise
School district
San Francisco Unified School District

Ownership information for 640 Polk Street, San Francisco, CA

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

Sales history for 640 Polk Street, San Francisco, CA 94102

No recently recorded sales for this property.

More about San Francisco County property records.

Title documents

Date Type Amount Party 1 Party 2 Doc #
10/03/2024 Certification of Trust XXXXXX XXXXX X XXXXXXXX XXXXXX XXXXX XXXXX
03/27/2023 Assumption Dot/Mrtge XXXX XX XXX XXXXXXXXXX XXXX
03/27/2023 Memorandum XXXX XX XXX
04/23/2021 Grant Deed XXXXXX XXXXX XXXX XX XXX
02/10/2021 Grant Deed XXXX XXXXXXXXX XXXXXXXXX XXXXX XXXXXX XXXXX
01/28/2021 Grant Deed XXXXXX XXXXX X XXXX XXXXXXXX XXXXXXXXX XXXXX
01/28/2021 Grant Deed XXXXXX XXXXX X XXXXXX XXXXX X
12/15/2020 Grant Deed XXXX XXXXXX XX XXXXXXXX XXX XXXXXX XXXXX X
05/02/2019 Subordination Agreement XXXXXXX XXX XXXXXXXXXX XXXX
04/30/2019 Financing Statement XXXX XXXXXX XX XXXXXXXX XXX XXXXXXXXXX XXXX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Property taxes for 640 Polk 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
$70,876
Recent tax assessments
Market value
$5,992,726
Land value
$3,584,165
Building value
$2,408,561

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 $5,877,752 1.1827 $69,516 +3.36%
2024-2025 $5,741,628 1.1714 $67,257 +1.45%
2023-2024 $5,629,050 1.1777 $66,293 +1.83%
2022-2023 $5,518,680 1.1797 $65,104 +1.76%
2021-2022 $5,410,476 1.18248 $63,978 -0.35%
2020-2021 $5,357,234 1.1984 $64,201 +220.36%
2019-2020 $1,698,192 1.1801 $20,040 +3.50%
2018-2019 $1,664,939 1.163 $19,363 +1.19%
2017-2018 $1,632,338 1.1723 $19,136 +1.11%
2016-2017 $1,600,376 1.1826 $18,926 +1.52%

Permit information for 640 Polk Street, San Francisco, CA

Issued date Permit number Permit type Sub type Valuation Finaled date Status
10/08/2024
10/08/2024
10/08/2024
06/14/2024
05/20/2024

*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
35,976
Median age
42.2
Average household income
$110,418
Family households
24.4%
People per household (average)
1.64
Occupied housing units
19,935
Owner-occupied units
8.0%
Median year structure built
1945
Median value mortgaged units
$914,500
Median value unmortgaged units
$996,000

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 640 Polk Street, San Francisco, CA 94102 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 640 Polk Street, San Francisco, CA 94102?

The development at 640 Polk Street, San Francisco, CA 94102 was built in 1928.

What is the total square footage of 640 Polk Street, San Francisco, CA 94102?

640 Polk Street, San Francisco, CA 94102 has a total of 17,262 square feet.

What is the assessed value of 640 Polk Street, San Francisco, CA 94102?

640 Polk Street, San Francisco, CA 94102 is currently assessed at $5,877,752.

What are the property taxes for 640 Polk Street, San Francisco, CA 94102?

The property taxes for 640 Polk Street, San Francisco, CA 94102 total $69,516.

How many residential units does this building have?

This building has 22 residential unit(s).

Disclaimer

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Do not rely on this report to support investment decisions. The only authoritative source for the information in this report is the government agencies from which the data was acquired.

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