San Francisco City property record for 41 Castle St, San Francisco, CA 94133
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 4 ba · 3,170 sqft · built 1906 |
| Lot Size | 0 acres (12 sqft) |
| Owner | Individual Name on File |
| Last Sale | $5,000,000 (May 2026) |
| Tax Bill | $54,818 (2025) |
| Deeds & Mortgages | May 2026 Sale & Mortgage Dec 2018 Mortgage + 2 more |
| APN | 0114-040 |
| Primary APN | 0114-040 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 4 Baths |
| Total Rooms | 7 Rooms |
| Stories | 4 Stories |
| Building Area | 3,170 sqft Living Area |
| 1st Floor Area | 3,170 sqft |
| Basement Area | 350 sqft |
| Year Built | Built 1906 |
|---|---|
| Effective Year Built | Effective 1906 |
| Exterior Material | Composition/Composite |
| Construction Type | Frame |
| Roof Material | Tar & Gravel |
| Lot Area | 12 sqft |
| Lot Dimensions | 58.8 ft deep x 20 ft wide |
| Heating System | Forced Air with A/C |
|---|---|
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 41 CASTLE ST |
|---|---|
| City | SAN FRANCISCO |
| State | CA |
| Zip | 94133-3517 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RH3 |
| Legal Description | BLK 382 |
| Legal Subdivision | PART 50 VARA LOT #379 |
| Legal Block | 114 |
| Legal Lot Number | 40 |
| Jurisdiction | SAN FRANCISCO CA |
| Township / Civil Division | DOWNTOWN-NORTHEAST NEIGHBORHOODS-TREASURE ISLAND |
| Census Block Group | 3 |
| Census Block | 3002 |
| Census Tract | 10402 |
41 Castle St is owned and occupied by an individual who bought it in May 2026.
Source: San Francisco City records, as of September 8, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 41 CASTLE ST, SAN FRANCISCO, CA 94133-3517 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Tenants in Common |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| May 15, 2026 | Grant Deed, Transfer · Conventional Mortgage PREMIER LNDG INC |
| Dec 11, 2018 | Deed of Trust, Mortgage FIRST REPUBLIC BK |
| Sep 28, 2018 | Grant Deed, Transfer FIDELITY NATIONAL TITLE |
| Apr 17, 2018 | Trustee's Deed, Construction Loan · Construction Mortgage FIRST REPUBLIC BK |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | May 15, 2026 · Amount on File |
| Deed Sale | May 15, 2026 · Amount on File |
| Prior Sale | Sep 28, 2018 · Amount on File |
| Deed Document Number | 202647045 |
| Prior Transfer Date | Jun 26, 1998 |
| Prior Transfer Doc | 0000385296 |
| Record Updated | Oct 29, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SAN FRANCISCO CA |
| Recording Date | May 15, 2026 |
| Property Address | 41 CASTLE ST, SAN FRANCISCO, CA 94133-3517 |
| Document Number | 0000047045 |
| Instrument Date | May 12, 2026 |
| Instrument | 2026.47045 |
| Transaction Type | Transfer |
| Record Updated | May 28, 2026 |
| Title Company | E-CHICAGO TITLE, CHICAGO TITLE |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $3,787,500.00 |
| Amount Accuracy | Estimated Sale Price |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Tenants in Common |
| Address | 41 CASTLE ST, SAN FRANCISCO, CA 94133-3517 |
| Document Number | 0000047046, |
|---|---|
| Date | May 15, 2026 |
| Instrument | 2026..47046 |
| Name | PREMIER LNDG INC |
|---|
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Jun 1, 2056 |
| Rate Type | Fixed Rate |
|---|---|
| Rate | 6.46% |
| Initial Type | Fixed Rate |
| Max Rate | -1% |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN FRANCISCO CA |
| Property Address | 41 CASTLE ST, SAN FRANCISCO, CA 94133-3517 |
| Document Number | 0K70600551 |
| Instrument Date | Dec 11, 2018 |
| Transaction Type | Mortgage |
| Record Updated | Jan 3, 2019 |
| Title Company | OLD REPUBLIC TITLE |
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 41 CASTLE ST SAN FRANCISCO CA 941333517, SAN FRANCISCO, CA 94133-3517 |
| Document Number | 0K70600551 |
|---|---|
| Date | Dec 17, 2018 |
| Instrument | K706551 |
| Name | FIRST REPUBLIC BK |
|---|---|
| Type | Bank |
| Address | 111 PINE ST, SAN FRANCISCO, CA 94111-5602 |
| Amount | Amount on Record |
|---|---|
| Term | 360 Months |
| Due | Dec 16, 2048 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 3.6% |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SAN FRANCISCO CA |
| Recording Date | Sep 28, 2018 |
| Property Address | 41 CASTLE ST, SAN FRANCISCO, CA 94133-3517 |
| Document Number | 0K67800497 |
| Instrument Date | Sep 24, 2018 |
| Instrument | K678497 |
| Transaction Type | Transfer |
| Record Updated | Oct 11, 2018 |
| Title Company | FIDELITY NATIONAL TITLE |
| Amount | Amount on Record |
|---|---|
| Tax | $30,750.00 |
| Amount Accuracy | Full Value |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Living Trust |
| Address | 41 CASTLE ST SAN FRANCISCO CA 941333517, SAN FRANCISCO, CA 94133-3517 |
| Document Type | Trustee's Deed |
|---|---|
| Jurisdiction | SAN FRANCISCO CA |
| Recording Date | Apr 17, 2018 |
| Property Address | 41 CASTLE ST, SAN FRANCISCO, CA 94133-3517 |
| Document Number | 0K60200048 |
| Instrument Date | Apr 12, 2018 |
| Instrument | K602048 |
| Transaction Type | Construction Loan |
| Record Updated | Nov 20, 2018 |
| Title Company | CHICAGO TITLE COMPANY CONCORD, CHICAGO TITLE CO CONCORD |
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 41 CASTLE ST SAN FRANCISCO CA 941333517, SAN FRANCISCO, CA 94133-3517 |
| Document Number | K60200048 |
|---|---|
| Date | Apr 17, 2018 |
| Instrument | K602048 |
| Name | FIRST REPUBLIC BK |
|---|---|
| Type | Bank |
| Address | 111 PINE ST, SAN FRANCISCO, CA 94111-5602 |
| Type | Construction Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 12 Months |
| Due | Apr 16, 2019 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 4.75% |
The 2025 property tax bill for 41 Castle St was $54,818.
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 | $4,665,222 (+2%) Land $3,265,572 Building $1,399,531 | |
| 2025 | $54,818.00 Homeowner's exemption | $4,573,773 Land $3,201,537 Building $1,372,085 |
| 2023 | $52,457.00 (+1.86%) Homeowner's exemption | $4,396,255 Land $3,077,218 Building $1,319,037 |
| 2022 | $51,497.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA has no flood map on file for 41 Castle St.
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.
The area around 41 Castle 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 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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