San Francisco City property record for 320 10th St, San Francisco, CA 94103
| Property Type | R&D Facility, Laboratory |
|---|---|
| Details | 3 ba · 5,061 sqft · built 1937 |
| Lot Size | 0.001 acres (42 sqft) |
| Owner | Company Name on Record |
| Last Sale | $5,140 (Nov 1994) |
| Tax Bill | $14,911 (2025) |
| APN | 3520-002 |
| Primary APN | 3520-002 |
|---|
| Full Baths | 3 Baths |
|---|---|
| Total Rooms | 4 Rooms |
| Stories | 2 Stories |
| Building Area | 5,061 sqft Gross Area |
| 1st Floor Area | 5,061 sqft |
| Basement Area | 4,054 sqft |
| Year Built | Built 1937 |
|---|---|
| Effective Year Built | Effective 1937 |
| Exterior Material | Concrete |
| Construction Type | Masonry / Concrete Block |
| Fire Resistance | Masonry Walls, Wood Interior |
| Roof Type | Flat |
| Roof Material | Tar & Gravel |
| Lot Area | 42 sqft (0.001 acres) |
| Lot Dimensions | 85 ft deep x 50 ft wide |
| Street Address | 320 10TH ST |
|---|---|
| City | SAN FRANCISCO |
| State | CA |
| Zip | 94103-3805 |
| Property Category | Industrial |
| Property Type | Industrial > R&D Facility, Laboratory |
| Local Zoning Code | SLR |
| Legal Description | BLK 8 |
| Legal Subdivision | MISSION BL 08 |
| Legal Block | 3520 |
| Legal Lot Number | 2 |
| Jurisdiction | SAN FRANCISCO CA |
| Township / Civil Division | SOMA-POTRERO-MISSION BAY |
| Census Block Group | 2 |
| Census Block | 2004 |
| Census Tract | 17803 |
Source: San Francisco City records, as of October 1, 2026
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 |
|---|---|
| Mailing Address | 2411 CORAL SEA ST, ALAMEDA, CA 94501-3097 |
| Owner Type | Company |
| Vesting | Limited Liability Partnership |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Nov 16, 1994 · Amount on Record |
| Deed Sale | Nov 16, 1994 · Amount on Record |
| Deed Document Number | 1994713386 |
| Deed Book / Page | 259 / 112 |
| Last Transfer Date | Feb 16, 2016 |
| Transfer Doc | K206578 |
| 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) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,053,487 (+2%) Land $551,949 Building $501,538 | |
| 2025 | $14,911.00 (+2.91%) | $1,032,790 (+4.04%) Land $541,106 Building $491,684 |
| 2024 | $14,490.00 (-1.4%) | |
| 2023 | $14,695.00 (+2.19%) | $992,689 Land $520,096 Building $472,593 |
| 2022 | $14,380.00 |
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 510 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 |
| Unwired Fixed Wireless | 300 / 25 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| AT&T DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
May also be available: Astound Broadband, BAI Connect, GeoLinks, Google Fiber, Sonic Telecom, Starry, T-Mobile, Verizon.
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