San Francisco City property record for 650 Harrison St, San Francisco, CA 94107
| Property Type | R&D Facility, Laboratory |
|---|---|
| Details | 2 ba · built 1940 |
| Lot Size | 0.003 acres (111 sqft) |
| Owner | Company Name on Record |
| Last Sale | $12,000,000 (Feb 2019) |
| Tax Bill | $168,697 (2025) |
| Deeds & Mortgages | Mar 2021 Mortgage Feb 2019 Sale & Mortgage |
| APN | 3750-009 |
| Primary APN | 3750-009 |
|---|
| Full Baths | 2 Baths |
|---|---|
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Year Built | Built 1940 |
|---|---|
| Effective Year Built | Effective 1940 |
| Construction Type | Masonry / Concrete Block |
| Fire Resistance | Masonry Walls, Wood Interior |
| Lot Area | 111 sqft (0.003 acres) |
| Street Address | 650 HARRISON ST |
|---|---|
| City | SAN FRANCISCO |
| State | CA |
| Zip | 94107-1311 |
| Property Category | Industrial |
| Property Type | Industrial > R&D Facility, Laboratory |
| Local Zoning Code | M1 |
| Legal Block | 3750 |
| Legal Lot Number | 9 |
| Jurisdiction | SAN FRANCISCO CA |
| Township / Civil Division | SOMA-POTRERO-MISSION BAY |
| Census Block Group | 3 |
| Census Block | 3001 |
| Census Tract | 61503 |
Source: San Francisco City records, as of September 8, 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 | 200 SPECTRUM CENTER DR, IRVINE, CA 92618-5003 |
| Owner Type | Company |
| Date | Document |
|---|---|
| Mar 4, 2021 | Deed of Trust, Mortgage · Commercial Mortgage RUBICON MORTGAGE FUND LLC |
| Feb 14, 2019 | Grant Deed, Transfer LONE OAK FUND |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Feb 14, 2019 · Amount on Record |
| Deed Sale | Feb 14, 2019 · Amount on Record |
| Deed Document Number | 2019731388 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN FRANCISCO CA |
| Property Address | 650 HARRISON ST, SAN FRANCISCO, CA 94107-1311 |
| Transaction Type | Mortgage |
| Record Updated | Sep 14, 2021 |
| Title Company | CHICAGO TITLE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 200 SPECTRUM CENTER DR 1450, 1450, IRVINE, CA 92618-5009 |
| Document Number | 2021041578 |
|---|---|
| Date | Mar 4, 2021 |
| Instrument | 2021041578 |
| Name | RUBICON MORTGAGE FUND LLC |
|---|---|
| Type | Mortgage Company |
| Address | LAFAYETTE, CA 94549 |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 13 Months |
| Due | Apr 1, 2022 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SAN FRANCISCO CA |
| Recording Date | Feb 14, 2019 |
| Property Address | 650 HARRISON ST, SAN FRANCISCO, CA 94107-1311 |
| Document Number | 0K73100388 |
| Instrument Date | Feb 12, 2019 |
| Instrument | K731388 |
| Transaction Type | Transfer |
| Record Updated | Mar 4, 2019 |
| Title Company | STEWART TITLE, STEWART TITLE/CA |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $330,000.00 |
| Amount Accuracy | Full Value |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Company |
| Address | 505 SANSOME ST #400 SAN FRANCISCO CA 941113128, 400, SAN FRANCISCO, CA 94111-3128 |
| Document Number | K73100389 |
|---|---|
| Date | Feb 14, 2019 |
| Instrument | K731389 |
| Name | LONE OAK FUND |
|---|---|
| Type | Funding / Finance Company |
| Address | 11611 SAN VICENTE BLVD # 640, LOS ANGELES, CA 90049-6502 |
| Amount | Amount Recorded |
|---|
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 | $13,653,960 (+2%) Land $13,653,960 | |
| 2025 | $168,697.00 (+4.58%) | $13,386,227 (+4.04%) Land $13,386,227 |
| 2023 | $161,314.00 (+1.9%) | $12,866,424 Land $12,866,424 |
| 2022 | $158,305.00 |
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 278 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 / 2,000 |
| Unwired Fixed Wireless | 300 / 25 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| AT&T Fixed Wireless · DSL · Fiber in parts of the area | 100 / 20 |
May also be available: Astound Broadband, GeoLinks, Google Fiber, Sail Internet, Starry, T-Mobile, Verizon.
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