San Francisco City property record for 4049 3rd St, San Francisco, CA 94124
| Property Type | R&D Facility, Laboratory |
|---|---|
| Details | 3 ba · 12,583 sqft · built 1947 |
| Lot Size | 0.003 acres (126 sqft) |
| Owner | Company Name on File |
| Last Sale | $2,125,000 (Sep 2007) |
| Tax Bill | $33,818 (2025) |
| APN | 5253-003 |
| Primary APN | 5253-003 |
|---|
| Full Baths | 3 Baths |
|---|---|
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 12,583 sqft Gross Area |
| 1st Floor Area | 12,583 sqft |
| Year Built | Built 1947 |
|---|---|
| Effective Year Built | Effective 1947 |
| Construction Type | Frame |
| Fire Resistance | Wood or Wood & Steel Frame |
| Lot Area | 126 sqft (0.003 acres) |
| Street Address | 4049 3RD ST |
|---|---|
| City | SAN FRANCISCO |
| State | CA |
| Zip | 94124-2128 |
| Property Category | Industrial |
| Property Type | Industrial > R&D Facility, Laboratory |
| Local Zoning Code | M1 |
| Legal Subdivision | ONEILL & HALEY TRACTS |
| Legal Block | 5253 |
| Legal Lot Number | 3 |
| Jurisdiction | SAN FRANCISCO CA |
| Township / Civil Division | BAYVIEW |
| Census Block Group | 1 |
| Census Block | 1003 |
| Census Tract | 61200 |
4049 3rd St, an industrial property, is owned by a company that bought it in September 2007.
Source: San Francisco City records, as of September 8, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 2170 SUTTER ST, SAN FRANCISCO, CA 94115-3120 |
| Owner Type | Company |
| Vesting | 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 |
|---|---|
| Last Sale | Sep 18, 2007 · Amount on File |
| Deed Sale | Sep 18, 2007 · Amount on File |
| Prior Sale | Nov 14, 2002 · Amount on File |
| Deed Document Number | 2007453812 |
| Deed Book / Page | 478 / 140 |
| Prior Transfer Date | Apr 7, 2000 |
| Prior Transfer Doc | 0000779593 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 4049 3rd St was $33,818.
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 | $2,847,054 (+2%) Land $1,708,232 Building $1,138,822 | |
| 2025 | $33,818.00 | $2,791,217 Land $1,674,732 Building $1,116,485 |
| 2023 | $32,361.00 (+1.89%) | $2,682,833 Land $1,609,701 Building $1,073,132 |
| 2022 | $31,762.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA has no flood map on file for 4049 3rd St; 1 flood insurance policy is in force nearby.
Source: FEMA National Flood Hazard Layer · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Not on file |
|---|---|
| Nearby Flood Policies | 1 in force |
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 4049 3rd St 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 299 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 |
| Etheric Networks Fixed Wireless | 250 / 100 |
May also be available: AT&T, GeoLinks, Race Communications, T-Mobile.
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