San Francisco County » 94114 » 21st St » 3666 21st St

3666 21st Street, San Francisco, CA 94114 - Property report

Also known as: 3666 21st St

Property image for 3666 21st Street, San Francisco, CA 94114

Property type

Dwelling (D)

Year built

1927

Lot sq. ft.

5,706

General Information

Address

Primary address

3666 21st St
San Francisco, CA 94114

Zip code

94114

Neighborhood

Eureka Valley - Dolores Heights

County

San Francisco

Municipality

City of San Francisco

Parcel ID

3605-020

Tax

Tax year

2025-2026

Property tax

$1,507

Tax per sq. ft.

Building

Property type

Dwelling

Building sq. ft.

2,880

Stories

Year built

1927

Building material

Rooms

Bathrooms

Lot

Acreage

0.131

Zoning & use

Zoning

Residential- House, One Family (RH-1)

Units

Area overview

Walk score

92 /100. Walker's Paradise

Transit score

87 /100. Excellent Transit

Bike score

58 /100. Bikeable

School district

San Francisco Unified School District

Ownership

Ownership information for 3666 21st Street, San Francisco, CA

Property owner name

Registered owner

Source

Deed

Owner contact information

Phone number

Owner address

Documents

Sales history for 3666 21st Street, San Francisco, CA 94114

No recently recorded sales for this property.

More about San Francisco County property records.

Title documents

Date	Type	Party 1	Party 2
01/08/2026	Grant Deed	XXXX XXXXX X	XXXX XXXXX X
11/13/2024	Affidavit of Death	XXXX XXXXX
11/13/2024	Affidavit of Death	XXXX XXXXX X
02/17/2021	Agreement	XXXX XXXXX	XXXX XXXX XXXXXXX XXXXX
02/17/2021	Grant Deed	XXXX XXXXX X	XXXX XXXX XXXXXXXXXXX XXXXX
02/17/2021	Grant Deed	XXXX XXXXX X	XXXX XXXXX X
02/17/2021	Grant Deed	XXXXXXXXX XXXXX	XXXX XXXXX X
03/17/1995	Deed	XXXX XXXXX XXXXXXX	XXXX XXXXX X
04/27/1993	Deed of Trust	XXXX XXXXX X & XXXXXXX	XXXX XX XXXXXXX XXXX
07/25/1991	Deed	XXXXX XXXX XXXXXX XX	XXXX XXXXX XXXXXXX

*Most recent recorded documents on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 3666 21st 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

2025-2026

Property tax

$1,507

Tax per sq. ft.

Recent tax assessments

Market value

$127,462

Land value

$54,623

Building value

$72,839

More about San Francisco County property taxes

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	$127,462	1.1827	$1,507	-2.13%
2024-2025	$131,499	1.1714	$1,540	+1.45%
2023-2024	$128,922	1.1777	$1,518	+1.82%
2022-2023	$126,397	1.1797	$1,491	+1.78%
2021-2022	$123,921	1.18248	$1,465	-0.36%
2020-2021	$122,683	1.1984	$1,470	+3.58%
2019-2020	$120,279	1.1801	$1,419	+3.50%
2018-2019	$117,922	1.163	$1,371	+1.19%
2017-2018	$115,611	1.1723	$1,355	+1.11%
2016-2017	$113,345	1.1826	$1,340	+1.52%

Permits

Permit information for 3666 21st Street, San Francisco, CA

Issued date	Permit number	Permit type	Sub type	Valuation	Finaled date	Status
12/20/1993
03/19/1991
11/21/1990
03/14/1988

*Most recent permits on record for this property.

Neighborhood

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.

Risk

Create a free account to unlock expanded risk information, such as crime incidents in the area, tsunami and landslides risks, or its location relative to FEMA flood zones and the Coastal Barriers Resources System Area (COBRA).

FEMA flood zones

FEMA flood zones

Landslides and liquefaction map

Fire hazard zones

Faults and tsunami inundation zones map

Crime incidents map

Transportation

Daily traffic map

View daily traffic map

Access the detailed traffic volume map for 3666 21st Street, San Francisco, CA 94114 to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

Schools

Nearest elementary schools

Name	Rating	Type	Grade range	No of students	Distance (miles)
Mahler (Theresa S.) Children Center	NR	Public	K	1	0.12
Edison Charter Academy	4	Charter	K-8	590	0.22
Adda Clevenger School	NR	Private	K-8	136	0.34
Milk (Harvey) Civil Rights Elementary School	6	Public	K-5	169	0.42
Eureka Learning Center	NR	Private	K	11	0.42
St. Philip School	NR	Private	K-8	223	0.47
St. James School	NR	Private	K-8	135	0.47
Sanchez Elementary School	3	Public	K-5	262	0.48
Marin Preparatory School	NR	Private	K-8	0	0.48
Alvarado Elementary School	7	Public	K-5	488	0.52

Nearest middle schools

Name	Rating	Type	Grade range	No of students	Distance (miles)
Edison Charter Academy	4	Charter	K-8	590	0.22
Adda Clevenger School	NR	Private	K-8	136	0.34
St. Philip School	NR	Private	K-8	223	0.47
St. James School	NR	Private	K-8	135	0.47
Marin Preparatory School	NR	Private	K-8	0	0.48
Marin Preparatory School	NR	Private	K-8	142	0.48
Everett Middle School	2	Public	6-8	504	0.49
Lick (James) Middle School	3	Public	6-8	485	0.51
Buena Vista/ Horace Mann K-8	4	Public	K-8	598	0.57

Nearest high schools

Name	Rating	Type	Grade range	No of students	Distance (miles)
Mission High School	4	Public	9-12	1,041	0.37
Sand Paths Academy	NR	Private	8-12	30	0.73
Ica Cristo Rey	NR	Private	9-12	364	0.82
O'connell (John) High School	3	Public	9-12	506	0.86
Walden Academy	NR	Private	8-12	0	1.13
S.F. County Opportunity (Hilltop) School	4	Public	6-12	85	1.16
Seneca Center	NR	Private	5-12	19	1.26
Spectrum Center, Inc	NR	Private	7-12	54	1.26
Wells (Ida B.) High School	2	Public	9-12	152	1.30
Academy (The)- SF @Mcateer	6	Public	9-12	320	1.31

Nearby ZIP codes for 3666 21st Street, San Francisco, CA

Frequently asked questions

What is the year built for 3666 21st Street, San Francisco, CA 94114?

The development at 3666 21st Street, San Francisco, CA 94114 was built in 1927.

What is the total square footage of 3666 21st Street, San Francisco, CA 94114?

3666 21st Street, San Francisco, CA 94114 has a total of 2,880 square feet.

What is the assessed value of 3666 21st Street, San Francisco, CA 94114?

3666 21st Street, San Francisco, CA 94114 is currently assessed at $127,462.

What are the property taxes for 3666 21st Street, San Francisco, CA 94114?

The property taxes for 3666 21st Street, San Francisco, CA 94114 total $1,507.

Disclaimer

All data comes from government sources. No attempt has been made to validate it. No attempt has been made to validate the accuracy of the programming of this website.

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.