San Francisco City property record for 340 31st Ave, San Francisco, CA 94121
| Property Type | Vacant Land |
|---|---|
| Details | built 1900 |
| Lot Size | 0.008 acres (360 sqft) |
| Owner | Company Name on File |
| APN | 1403-007 |
| Primary APN | 1403-007 |
|---|
| Lot Area | 360 sqft (0.008 acres) |
|---|
| Street Address | 340 31ST AVE |
|---|---|
| City | SAN FRANCISCO |
| State | CA |
| Zip | 94121-1707 |
| Property Category | Vacant Land |
| Property Type | Vacant Land > Uncategorized |
| Local Zoning Code | P |
| Legal Block | 1403 |
| Legal Lot Number | 7 |
| Jurisdiction | SAN FRANCISCO CA |
| Township / Civil Division | RICHMOND-PRESIDIO-MARINA |
| Census Block Group | 3 |
| Census Block | 3003 |
| Census Tract | 42700 |
340 31st Ave, vacant land, is owned by a company.
Source: San Francisco City records, as of September 8, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 501 STANYAN ST, SAN FRANCISCO, CA 94117-1898 |
| Owner Type | Company |
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 | Name on Deed |
|---|---|
| Record Updated | Oct 29, 2026 |
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) |
FEMA has no flood map on file for 340 31st Ave.
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 340 31st 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 1,405 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · Fixed Wireless, DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Sonic Telecom Fiber | 1,000 / 1,000 |
| Unwired Fixed Wireless | 300 / 25 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Verizon.
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