San Francisco City property record for 357 Union St, San Francisco, CA 94133
| Property Type | Single Family Home |
|---|---|
| Details | 1 ba · 1,300 sqft · built 1907 |
| Lot Size | 0.001 acres (22 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $1,725,000 (Jul 2016) |
| Tax Bill | $24,484 (2025) |
| Deeds & Mortgages | Oct 2020 Mortgage May 2019 Transfer + 2 more |
| APN | 0114-036 |
| Primary APN | 0114-036 |
|---|
| Full Baths | 1 Bath |
|---|---|
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 1,300 sqft Living Area |
| 1st Floor Area | 1,300 sqft |
| Year Built | Built 1907 |
|---|---|
| Effective Year Built | Effective 1907 |
| Construction Type | Frame |
| Lot Area | 22 sqft (0.001 acres) |
| Street Address | 357 UNION ST |
|---|---|
| City | SAN FRANCISCO |
| State | CA |
| Zip | 94133-3519 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RH3 |
| Legal Subdivision | 50 VARA BL 63 |
| Legal Block | 114 |
| Legal Lot Number | 36 |
| Jurisdiction | SAN FRANCISCO CA |
| Township / Civil Division | DOWNTOWN-NORTHEAST NEIGHBORHOODS-TREASURE ISLAND |
| Census Block Group | 3 |
| Census Block | 3002 |
| Census Tract | 10402 |
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 | 2 Individual Names on Record |
|---|---|
| Mailing Address | 357 UNION ST, SAN FRANCISCO, CA 94133-3519 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Oct 14, 2020 | Quit Claim Deed, Transfer MIMUTUAL MTG |
| May 3, 2019 | Quit Claim Deed, Transfer TICOR TITLE SAN DIEGO BR |
| May 2, 2019 | Quit Claim Deed, Mortgage PLAZA HM MTG |
| Apr 7, 2017 | Quit Claim Deed, Transfer Quitclaim |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jul 6, 2016 · Amount on Record |
| Deed Sale | Jul 6, 2016 · Amount on Record |
| Deed Document Number | 2016282834 |
| Last Transfer Date | Sep 24, 2020 |
| Transfer Doc | 0000030241 |
| Record Updated | Oct 29, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | SAN FRANCISCO CA |
| Recording Date | Oct 14, 2020 |
| Property Address | 357 UNION ST, SAN FRANCISCO, CA 94133-3519 |
| Document Number | 0003000241 |
| Instrument Date | Oct 7, 2020 |
| Instrument | 30241 |
| Transaction Type | Transfer |
| Record Updated | Nov 4, 2020 |
| Title Company | STEWART TITLE, STEWART TITLE/CA |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants with Right of Survivorship |
| Address | 357 UNION ST SAN FRANCISCO CA 941333519, SAN FRANCISCO, CA 94133-3519 |
| Document Number | 3000242 |
|---|---|
| Date | Oct 14, 2020 |
| Instrument | 30242 |
| Name | MIMUTUAL MTG |
|---|---|
| Address | PORT HURON, MI 48060 |
| Amount | Amount Recorded |
|---|---|
| Term | 360 Months |
| Due | Oct 13, 2050 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | SAN FRANCISCO CA |
| Recording Date | May 3, 2019 |
| Property Address | 357 UNION ST, SAN FRANCISCO, CA 94133-3519 |
| Document Number | 0K76300143 |
| Instrument Date | Mar 18, 2019 |
| Instrument | K763143 |
| Transaction Type | Transfer |
| Record Updated | May 29, 2019 |
| Title Company | TICOR TITLE SAN DIEGO BR |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Living Trust |
| Address | 357 UNION ST SAN FRANCISCO CA 941333519, SAN FRANCISCO, CA 94133-3519 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | SAN FRANCISCO CA |
| Recording Date | May 2, 2019 |
| Property Address | 357 UNION ST, SAN FRANCISCO, CA 94133-3519 |
| Document Number | 0K76200680 |
| Instrument Date | Mar 18, 2019 |
| Instrument | K762680 |
| Transaction Type | Mortgage |
| Record Updated | May 28, 2019 |
| Title Company | TICOR TITLE SAN DIEGO BR |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Tenants in Common |
| Address | 357 UNION ST SAN FRANCISCO CA 941333519, SAN FRANCISCO, CA 94133-3519 |
| Document Number | K76200681 |
|---|---|
| Date | May 2, 2019 |
| Instrument | K762681 |
| Name | PLAZA HM MTG |
|---|---|
| Type | Mortgage Company |
| Address | 6420 SEQUENCE DR # 200, SAN DIEGO, CA 92121-4319 |
| Amount | Amount Recorded |
|---|---|
| Term | 360 Months |
| Due | May 1, 2049 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | SAN FRANCISCO CA |
| Recording Date | Apr 7, 2017 |
| Property Address | 357 UNION ST, SAN FRANCISCO, CA 94133-3519 |
| Document Number | 0K43100109 |
| Instrument Date | Feb 21, 2017 |
| Instrument | K431109 |
| Transaction Type | Transfer |
| Record Updated | Apr 28, 2017 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Living Trust |
| Address | 41 HILLCREST CT SAN ANSELMO CA 949601504, SAN ANSELMO, CA 94960-1504 |
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 | $2,042,055 (+2%) Land $1,124,610 Building $917,445 | |
| 2025 | $24,484.00 (+2.96%) | $2,001,995 (+4.04%) Land $1,102,550 Building $899,445 |
| 2024 | $23,781.00 (+1.51%) | |
| 2023 | $23,427.00 (+1.91%) | $1,924,259 Land $1,059,738 Building $864,521 |
| 2022 | $22,988.00 |
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 1,611 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 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
May also be available: Astound Broadband, GeoLinks, Google Fiber, Sonic Telecom.
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