| Primary address | 3909 20th Street, San Francisco |
| Zip code | 94114 |
| County | San Francisco |
| Neighborhood | Eureka Valley - Dolores Heights |
| Parcel ID | 3605-001 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Property tax | $27,706 |
| Building sqft | 2,700 |
| Building class | Flats & Duplex (F) |
| Acreage | 0.048 |
| Units | 2 |
| Year built | 1940 |
| Stories | 2 |
| Bathrooms | 2 |
| Zoning district | Residential- House, Two Family (RH-2) |
| School district | San Francisco Unified School District |
View more neighborhood information such as transportation, nearby schools and risk designations in the dedicated tab.
Property reports include comprehensive occupancy, improvement and development information (where available).
Create a free account to access valuable data points such as:
3909 20th Street, San Francisco, CA 94114 was built in 1940 and has a total of 2,700 square feet.
What is the assessed value of 3909 20th Street, San Francisco, CA 94114 and the property tax paid?Assessed at $2,342,584, the tax amount paid for 3909 20th Street, San Francisco, CA 94114 is $27,705.
When was 3909 20th Street, San Francisco, CA 94114 last sold?3909 20th Street, San Francisco, CA 94114 was last sold in 12/29/2021.
How many residential units does this building have?This building has 2 residential unit(s).
View detailed property contacts like owners, building management, representatives from permits and tenants with a free account.
Create a free account to view the complete sales history for 3909 20th Street, San Francisco, including title documents, transfer conditions, mortgages and liens.
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.
R: Recorded date
D: Document date
Access detailed property tax data for 3909 20th Street, San Francisco, CA 94114. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year: | 2025-2026 |
| Property tax | $27,706 |
| Market value | $2,342,584 |
Here's the assessment & property tax history for 3909 20th Street, 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 | $2,342,584 | 1.1827 | $27,706 | +2.98% |
| 2024-2025 | $2,296,652 | 1.1714 | $26,903 | +1.45% |
| 2023-2024 | $2,251,621 | 1.1777 | $26,517 | +1.83% |
| 2022-2023 | $2,207,473 | 1.1797 | $26,042 | +1.76% |
| 2021-2022 | $2,164,190 | 1.18248 | $25,591 | -0.31% |
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.
Create a free account to unlock extended information for 3909 20th Street, 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 |
Access the detailed traffic volume map for 3909 20th Street, 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 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Mahler (Theresa S.) Children Center | NR | Public | K | 1 | 0.18 |
| Edison Charter Academy | 4 | Charter | K-8 | 590 | 0.24 |
| Adda Clevenger School | NR | Private | K-8 | 136 | 0.36 |
| Sanchez Elementary School | 3 | Public | K-5 | 262 | 0.40 |
| Mission Dolores Academy | NR | Private | K-8 | 242 | 0.44 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Edison Charter Academy | 4 | Charter | K-8 | 590 | 0.24 |
| Adda Clevenger School | NR | Private | K-8 | 136 | 0.36 |
| Everett Middle School | 2 | Public | 6-8 | 504 | 0.41 |
| Mission Dolores Academy | NR | Private | K-8 | 242 | 0.44 |
| Children's Day School | NR | Private | PK-8 | 476 | 0.47 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Mission High School | 4 | Public | 9-12 | 1,041 | 0.27 |
| Sand Paths Academy | NR | Private | 8-12 | 30 | 0.71 |
| O'connell (John) High School | 3 | Public | 9-12 | 506 | 0.79 |
| Ica Cristo Rey | NR | Private | 9-12 | 364 | 0.84 |
| Walden Academy | NR | Private | 8-12 | 0 | 1.03 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 3909 20th Street, San Francisco.