21 20th Avenue, San Francisco, CA 94121 Property Information
21 20th Avenue, San Francisco, CA 94121 Property Information
- General
- Owner
- Documents
- Tax
- Neighborhood
Address
| Primary address | 21 20th Avenue, San Francisco |
| Zip code | 94121 |
| County | San Francisco |
| Neighborhood | Presidio |
| Parcel ID | 1338-001 |
Sales & Tax Overview for 21 20th Avenue, San Francisco
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Sale date | 04/22/2011 |
| Sale price | $3,350,000 |
| Arm's length | Register |
| Property tax | $5,076 |
Lot & Building Information for 21 20th Avenue, San Francisco
| Building class | Vacant Lot - Restrictions (VR) |
| Acreage | 0.284 |
Zoning, Use & Area Overview
| Zoning district | Residential- House, One Family (RH-1) |
| School district | San Francisco Unified School District |
View more neighborhood information such as transportation, nearby schools and risk designations in the dedicated tab.
Other Property Data for 21 20th Avenue, San Francisco
Property reports include comprehensive occupancy, improvement and development information (where available).
Create a free account to access valuable data points such as:
- • Improvements for 21 20th Avenue, San Francisco , including their type, square footage, grade and when they were built.
- • Development maps such as planimetric, zoning, land use and urban landscape maps (building age and stories).
Sign up
About 21 20th Avenue, San Francisco
The current market value is $429,189.
Ownership Information
View detailed property contacts like owners, building management, representatives from permits and tenants with a free account.
Past Sales & Property History for 21 20th Avenue, San Francisco
Create a free account to view the complete sales history for 21 20th Avenue, San Francisco, including title documents, transfer conditions, mortgages and liens.
Sign up
*Here are the three most recent sales for this property.
Title Documents for 21 20th Avenue, San Francisco
To view the complete history of deeds, mortgages, assignments of leases and rents, and more, sign up for free. Available data goes back to 1966.
Sign up
R: Recorded date
D: Document date
Property Taxes for 21 20th Avenue, San Francisco
Access detailed property tax data for 21 20th Avenue, San Francisco, CA 94121. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year: | 2025-2026 |
| Property tax | $5,076 |
| Market value | $429,189 |
Assessment History for 21 20th Avenue, San Francisco
Here's the assessment & property tax history for 21 20th Avenue, 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 | $429,189 | 1.1827 | $5,076 | +2.98% |
| 2024-2025 | $420,774 | 1.1714 | $4,929 | +1.45% |
| 2023-2024 | $412,524 | 1.1777 | $4,858 | +1.83% |
| 2022-2023 | $404,436 | 1.1797 | $4,771 | +1.75% |
| 2021-2022 | $396,506 | 1.18248 | $4,689 | -0.30% |
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 County.
Check out recently sold homes in San-Francisco and see how their prices compare.
Risk
Create a free account to unlock extended information for 21 20th Avenue, San Francisco, including whether it's located in FEMA flood zones, floodways or special flood hazard areas, as well as the Coastal barriers resources system area (COBRA).
| FEMA flood zone(s) | X (See more on map) |
| Fire hazard zone | See more on map |
| Faults and tsunami inundation zone map | Register |
| Landslides and liquefaction map | Register |
| Crime incidents map | Register |
Transportation
Access the detailed traffic volume map for 21 20th Avenue, San Francisco to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.
| View daily traffic map |
Schools
Nearest elementary schools
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Kittredge, Inc. | NR | Private | 1-8 | 82 | 0.28 |
| Alamo Elementary School | 8 | Public | K-5 | 410 | 0.30 |
| San Francisco Schoolhouse | NR | Private | K-7 | 60 | 0.49 |
| St. Monica School | NR | Private | K-8 | 209 | 0.49 |
| Sutro Elementary School | 9 | Public | K-5 | 219 | 0.53 |
Nearest middle schools
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Kittredge, Inc. | NR | Private | 1-8 | 82 | 0.28 |
| San Francisco Schoolhouse | NR | Private | K-7 | 60 | 0.49 |
| St. Monica School | NR | Private | K-8 | 209 | 0.49 |
| St. John Of San Francisco Orthodox Acade | NR | Private | K-12 | 50 | 0.56 |
| Olympia Institute | NR | Private | 6-11 | 8 | 0.65 |
Nearest high schools
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| St. John Of San Francisco Orthodox Acade | NR | Private | K-12 | 50 | 0.56 |
| Olympia Institute | NR | Private | 6-11 | 8 | 0.65 |
| Nativity High school | NR | Private | 9-12 | 0 | 0.79 |
| San Francisco County Rop School | NR | Public | 10-12 | 0 | 0.80 |
| Erikson School | NR | Private | 6-12 | 7 | 0.82 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Neighbors for 21 20th Avenue, San Francisco
Here are the neighbors for 21 20th Avenue, San Francisco.