San Francisco City property record for 1131 Shafter Ave, San Francisco, CA 94124
| Property Type | R&D Facility, Laboratory |
|---|---|
| Details | built 1938 |
| Lot Size | 0.001 acres (37 sqft) |
| Owner | Trust Name on File |
| Last Sale | $84,000 (Jun 2008) |
| Tax Bill | $1,899 (2025) |
| Deeds & Mortgages | Nov 2022 Transfer Nov 2022 Transfer |
| APN | 4793-015 |
| Primary APN | 4793-015 |
|---|
| Total Rooms | 1 Room |
|---|---|
| Stories | 1 Story |
| Year Built | Built 1938 |
|---|---|
| Effective Year Built | Effective 1938 |
| Construction Type | Frame |
| Fire Resistance | Wood or Wood & Steel Frame |
| Lot Area | 37 sqft (0.001 acres) |
| Street Address | 1131 SHAFTER AVE |
|---|---|
| City | SAN FRANCISCO |
| State | CA |
| Zip | 94124 |
| Property Category | Industrial |
| Property Type | Industrial > R&D Facility, Laboratory |
| Local Zoning Code | M1 |
| Legal Subdivision | HUNTER TRACT |
| Legal Block | 4793 |
| Legal Lot Number | 15 |
| Jurisdiction | SAN FRANCISCO CA |
| Township / Civil Division | BAYVIEW |
| Census Block Group | 2 |
| Census Block | 2021 |
| Census Tract | 23200 |
1131 Shafter Ave, an industrial property, is held in a trust since June 2008.
Source: San Francisco City records, as of September 8, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 1150 THOMAS AVE, SAN FRANCISCO, CA 94124-3402 |
| Owner Type | Company |
| Vesting | Trust |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Nov 8, 2022 | Intrafamily Transfer, Transfer |
| Nov 8, 2022 | Intrafamily Transfer, Transfer |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jun 13, 2008 · Amount on File |
| Deed Sale | Jun 13, 2008 · Amount on File |
| Deed Document Number | 2008596967 |
| Deed Book / Page | 662 / 289 |
| Prior Transfer Date | Apr 1, 2008 |
| Prior Transfer Doc | J662/0289 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | SAN FRANCISCO CA |
| Recording Date | Nov 8, 2022 |
| Property Address | 1131 SHAFTER AVE, SAN FRANCISCO, CA 94124 |
| Document Number | 0000100848 |
| Instrument Date | Jan 19, 2016 |
| Instrument | 2022100848 |
| Transaction Type | Transfer |
| Record Updated | Jun 7, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 1150 THOMAS AVE, SAN FRANCISCO, CA 94124-3402 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | SAN FRANCISCO CA |
| Recording Date | Nov 8, 2022 |
| Property Address | 1131 SHAFTER AVE, SAN FRANCISCO, CA 94124 |
| Document Number | 0000100847 |
| Instrument Date | Jan 19, 2016 |
| Instrument | 2022100847 |
| Transaction Type | Transfer |
| Record Updated | Dec 1, 2022 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 1150 THOMAS AVE, SAN FRANCISCO, CA 94124-3402 |
The 2025 property tax bill for 1131 Shafter Ave was $1,899.
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 | $94,243 (+2.05%) Land $23,555 Building $70,688 | |
| 2025 | $1,899.00 | $92,354 Land $23,070 Building $69,284 |
| 2023 | $1,811.00 (+2.96%) | $88,770 Land $22,175 Building $66,595 |
| 2022 | $1,759.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA has no flood map on file for 1131 Shafter Ave; there have been 1 flood claim nearby since 2023.
Source: FEMA National Flood Hazard Layer · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Not on file |
|---|---|
| Nearby Flood Claims | 1 (2023) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Mar 2023 · Severe Winter Storms, Straight-line Winds, Flooding, Landslides, And Mudslides |
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
The area around 1131 Shafter Ave 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 1,170 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Sonic Telecom Fiber | 10,000 / 10,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 1,000 / 75 |
| Unwired Fixed Wireless | 300 / 25 |
| Etheric Networks Fixed Wireless | 250 / 100 |
May also be available: AT&T, GeoLinks, T-Mobile.
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