San Francisco City property record for 312 4th Ave, San Francisco, CA 94118
| Property Type | Duplex |
|---|---|
| Details | 3 ba · 2,310 sqft · built 1900 |
| Lot Size | 0.068 acres (2,996 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $3,022 (2025) |
| Deeds & Mortgages | Dec 2021 Transfer |
| APN | 1435-035 |
| Primary APN | 1435-035 |
|---|
| Full Baths | 3 Baths |
|---|---|
| Total Rooms | 11 Rooms |
| Units | 2 Units |
| Stories | 2 Stories |
| Building Area | 2,310 sqft Total Area |
| Year Built | Built 1900 |
|---|---|
| Construction Type | Wood |
| Lot Area | 2,996 sqft (0.068 acres) |
| Street Address | 312 4TH AVE |
|---|---|
| City | SAN FRANCISCO |
| State | CA |
| Zip | 94118-2406 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | RM1 |
| Legal Block | 1435 |
| Legal Lot Number | 35 |
| Jurisdiction | SAN FRANCISCO CA |
| Township / Civil Division | RICHMOND-PRESIDIO-MARINA |
| Census Block Group | 3 |
| Census Block | 3002 |
| Census Tract | 40100 |
Source: San Francisco City records, as of October 27, 2025
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on Record |
|---|---|
| Co-owner | Co-owner on Record |
| Mailing Address | 1964 10TH AVE, SAN FRANCISCO, CA 94116-1331 |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Dec 9, 2021 |
| Transfer Doc | 0000180445 |
| Record Updated | Jun 8, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | SAN FRANCISCO CA |
| Recording Date | Dec 9, 2021 |
| Property Address | 312 4TH AVE, SAN FRANCISCO, CA 94118-2406 |
| Document Number | 0000180445 |
| Instrument Date | Dec 1, 2021 |
| Instrument | 2021180445 |
| Transaction Type | Transfer |
| Record Updated | Jun 7, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Family Trust |
| Address | 1964 10TH AVE, SAN FRANCISCO, CA 94116-1331 |
Source: San Francisco City assessment roll, as of July 1, 2025
| Type | Name |
|---|---|
| State | California |
| County / Municipality | San Francisco City |
| Unified School District | San Francisco Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $3,022.00 (+9.89%) | $218,910 (+4.04%) Land $108,296 Building $110,614 |
| 2023 | $2,750.00 (+2.27%) | $210,414 Land $104,094 Building $106,320 |
| 2022 | $2,689.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
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.
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 1,173 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 1,000 / 75 |
| Unwired Fixed Wireless | 300 / 25 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
May also be available: Etheric Networks, GeoLinks, Sonic Telecom.
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