San Francisco City property record for 55 Prosper St, San Francisco, CA 94114
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 945 sqft · built 1900 |
| Lot Size | 0.001 acres (20 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $1,763,000 (Oct 2019) |
| Tax Bill | $20,617 (2025) |
| Deeds & Mortgages | Oct 2019 Sale & Mortgage |
| APN | 3564-030 |
| Primary APN | 3564-030 |
|---|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 945 sqft Living Area |
| 1st Floor Area | 945 sqft |
| Year Built | Built 1900 |
|---|---|
| Effective Year Built | Effective 1900 |
| Construction Type | Frame |
| Lot Area | 20 sqft (0.001 acres) |
| Street Address | 55 PROSPER ST |
|---|---|
| City | SAN FRANCISCO |
| State | CA |
| Zip | 94114-1608 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RH2 |
| Legal Subdivision | MISSION BL 104 |
| Legal Block | 3564 |
| Legal Lot Number | 30 |
| Jurisdiction | SAN FRANCISCO CA |
| Township / Civil Division | WESTERN ADDITION-BUENA VISTA-EUREKA VALLEY |
| Census Block Group | 2 |
| Census Block | 2002 |
| Census Tract | 20300 |
55 Prosper St is owned by two individuals who bought it in October 2019.
Source: San Francisco City records, as of September 8, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 3468 GREER RD, PALO ALTO, CA 94303-4208 |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Oct 4, 2019 · Amount on File |
| Deed Sale | Oct 4, 2019 · Amount on File |
| Prior Sale | Nov 16, 2007 · Amount on File |
| Deed Document Number | 2019840415 |
| Prior Transfer Date | Nov 15, 2002 |
| Prior Transfer Doc | 0000296354 |
| Record Updated | Oct 29, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SAN FRANCISCO CA |
| Recording Date | Oct 4, 2019 |
| Property Address | 55 PROSPER ST, SAN FRANCISCO, CA 94114-1608 |
| Document Number | 0K84000415 |
| Instrument Date | Oct 1, 2019 |
| Instrument | K840415 |
| Transaction Type | Transfer |
| Record Updated | Oct 15, 2019 |
| Title Company | FIRST AMERICAN TITLE |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $13,222.50 |
| Amount Accuracy | Full Value |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property |
| Address | 55 PROSPER ST SAN FRANCISCO CA 941141608, SAN FRANCISCO, CA 94114-1608 |
| Document Number | K84000416 |
|---|---|
| Date | Oct 4, 2019 |
| Instrument | K840416 |
| Name | CITIBANK |
|---|---|
| Type | Bank |
| Address | 1000 TECHNOLOGY DR, O FALLON, MO 63368-2239 |
| Amount | Amount on Record |
|---|---|
| Term | 360 Months |
| Due | Oct 3, 2049 |
The 2025 property tax bill for 55 Prosper St was $20,617.
Source: San Francisco City assessment roll, as of September 8, 2026
| Type | Name |
|---|---|
| State | California |
| County / Municipality | San Francisco City |
| Unified School District | San Francisco Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,725,000 (+2.99%) Land $1,207,500 Building $517,500 | |
| 2025 | $20,617.00 | $1,675,000 Land $1,172,500 Building $502,500 |
| 2023 | $20,492.00 (-7.56%) | $1,675,000 Land $1,005,000 Building $670,000 |
| 2022 | $22,167.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA has no flood map on file for 55 Prosper St.
Source: FEMA National Flood Hazard Layer
| FEMA Flood Zone | Not on file |
|---|
Values are read at the parcel center point; lenders make the official flood determination.
The area around 55 Prosper St has no burnable land within ember reach, so its wildfire risk is not rated.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | SFPUC CITY DISTRIBUTION DIVISION serves 848,019 people · EPA ID CA3810011 |
|---|---|
| Water Source | Purchased surface water from SAN FRANCISCO REGIONAL WATER SYSTEM |
| Last State Inspection | Mar 2023 |
| Lead | Under 1 ppb (2022–2024) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None last 3 years |
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.
Source: FCC Broadband Data Collection, based on 1,380 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable · Fiber in parts of the area | 2,000 / 250 |
| Astound Broadband Cable · Fiber in parts of the area | 1,500 / 50 |
| Unwired Fixed Wireless | 300 / 25 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
May also be available: GeoLinks, Google Fiber, Sonic Telecom, Verizon.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures