3878 21st Street, San Francisco, CA 94114 - Property report
Also known as: 3878 21st St
Property type
Apartment (1)
Year built
1909
Lot sq. ft.
2,657
Sale price
$1,430,000
General Information
San Francisco, CA 94114
799 Castro St
Area overview
Ownership information for 3878 21st Street, San Francisco, CA
Sales history for 3878 21st Street, San Francisco, CA 94114
*Most recent sales on record for this property.
More about San Francisco County property records.
Title documents
*Most recent recorded documents on file for this property.
R: Recorded date
D: Document date
Property taxes for 3878 21st Street, San Francisco, CA
Property tax data includes tax amount, market value and assessed value, exemptions, abatements and assessment history.
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.
Permit information for 3878 21st Street, San Francisco, CA
*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.
Risk
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Transportation
Access the detailed traffic volume map for 3878 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
Data provided by GreatSchools.org © 2026. All rights reserved.
Neighbors for 3878 21st Street, San Francisco, CA
Nearby ZIP codes for 3878 21st Street, San Francisco, CA
Frequently asked questions
What is the year built for 3878 21st Street, San Francisco, CA 94114?
The development at 3878 21st Street, San Francisco, CA 94114 was built in 1909.
What is the total square footage of 3878 21st Street, San Francisco, CA 94114?
3878 21st Street, San Francisco, CA 94114 has a total of 3,315 square feet.
When was 3878 21st Street, San Francisco, CA 94114 last sold and what was the sale price?
3878 21st Street, San Francisco, CA 94114 was last sold on 08/26/2019 for $350,000.
What is the assessed value of 3878 21st Street, San Francisco, CA 94114?
3878 21st Street, San Francisco, CA 94114 is currently assessed at $1,900,000.
What are the property taxes for 3878 21st Street, San Francisco, CA 94114?
The property taxes for 3878 21st Street, San Francisco, CA 94114 total $22,471.
How many residential units does this building have?
This building has 3 residential unit(s).
Disclaimer
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