San Francisco City property record for 3459 21st St, San Francisco, CA 94110
| Property Type | Apartments (5+ Units) |
|---|---|
| Details | 6 bd · 3 ba · 3,798 sqft · built 1928 |
| Lot Size | 0 acres (19 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $2,450,000 (Jun 2023) |
| Tax Bill | $30,113 (2025) |
| Deeds & Mortgages | Mar 2026 Mortgage Jun 2023 Sale & Mortgage |
| APN | 3618-039A |
| Primary APN | 3618-039A |
|---|
| Bedrooms | 6 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 12 Rooms |
| Units | 4 Units |
| Stories | 3 Stories |
| Building Area | 3,798 sqft Living Area |
| 1st Floor Area | 3,798 sqft |
| Year Built | Built 1928 |
|---|---|
| Effective Year Built | Effective 1928 |
| Architectural Style | Duplex Single |
| Construction Type | Frame |
| Lot Area | 19 sqft |
| Street Address | 3459 21ST ST |
|---|---|
| City | SAN FRANCISCO |
| State | CA |
| Zip | 94110-2263 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Apartments (5+ Units) |
| Local Zoning Code | RH3 |
| Legal Description | BLK 75 |
| Legal Subdivision | MISSION BL 75 |
| Legal Block | 3618 |
| Legal Lot Number | 39A |
| Jurisdiction | SAN FRANCISCO CA |
| Township / Civil Division | MISSION-BERNAL |
| Census Block Group | 1 |
| Census Block | 1003 |
| Census Tract | 20701 |
3459 21st St, a residential property, is owned and occupied by two individuals who bought it in June 2023.
Source: San Francisco City records, as of September 8, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 3459 21ST ST, SAN FRANCISCO, CA 94110-2263 |
| 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 |
|---|---|
| Mar 12, 2026 | Deed of Trust, Mortgage · Conventional Mortgage GUARANTEED RATE INC |
| Jun 28, 2023 | Grant Deed, Transfer · Conventional Mortgage GUARANTEED RATE INC |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jun 28, 2023 · Amount on File |
| Deed Sale | Jun 28, 2023 · Amount on File |
| Prior Sale | Jun 20, 2003 · Amount on File |
| Deed Document Number | 202346195 |
| Transfer Doc | 0000037354 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SAN FRANCISCO CA |
| Property Address | 3459 21ST ST # 3461, 3461, SAN FRANCISCO, CA 94110-2263 |
| Transaction Type | Mortgage |
| Record Updated | Mar 31, 2026 |
| Name | Verified Name |
|---|---|
| Address | 3459-3461 21ST ST, 3461, SAN FRANCISCO, CA 94110-2263 |
| Investor | Possibly a Property Investor |
| Document Number | 0000023950 |
|---|---|
| Date | Mar 12, 2026 |
| Instrument | 2026023950 |
| Name | GUARANTEED RATE INC |
|---|---|
| Type | Mortgage Company |
| Address | CHICAGO, IL 60613 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Apr 1, 2056 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 5.75% |
| Type Change Date | Mar 1, 2033 |
| Change Frequency | 6 Months |
| Min Rate At Change | 2.75% |
| Max Rate At Change | 10.7% |
| Index | SOFR Average 30-Day |
| Max Rate | 10.7% |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SAN FRANCISCO CA |
| Recording Date | Jun 28, 2023 |
| Property Address | 3459-3461 21ST ST, SAN FRANCISCO, CA 94110 |
| Document Number | 0000046195 |
| Instrument Date | Jun 26, 2023 |
| Instrument | 2023046195 |
| Transaction Type | Transfer |
| Record Updated | Jul 19, 2023 |
| Title Company | FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE CO |
| Amount | Amount on Record |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $18,375.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Tenants in Common |
| Address | 3459 21ST ST # 3461, 3461, SAN FRANCISCO, CA 94110-2263 |
| Investor | Possibly a Property Investor |
| Document Number | 0000046196 |
|---|---|
| Date | Jun 28, 2023 |
| Instrument | 2023046196 |
| Name | GUARANTEED RATE INC |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Jul 1, 2053 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 7% |
| Type Change Date | Jul 1, 2030 |
| Change Frequency | 6 Months |
| Min Rate At Change | 2.75% |
| Max Rate At Change | 12% |
| Index | Other |
| Max Rate | 12% |
The 2025 property tax bill for 3459 21st St was $30,113 with a homeowner's exemption, up 3% from the year before.
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 | $2,599,964 (+2%) Land $1,819,975 Building $779,989 | |
| 2025 | $30,113.00 (+2.98%) Homeowner's exemption | $2,548,978 Land $1,784,285 Building $764,693 |
| 2024 | $29,242.00 (-22.99%) | |
| 2023 | $37,970.00 (+74.3%) | $3,213,000 (+74.39%) Land $2,249,100 Building $963,900 |
| 2022 | $21,784.00 Homeowner's exemption | $1,842,467 Land $1,105,482 Building $736,985 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA has no flood map on file for 3459 21st 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 3459 21st 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 1,479 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Astound Broadband Cable | 1,500 / 50 |
| Verizon Fixed Wireless | 1,000 / 75 |
| 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: GeoLinks, Google Fiber, Sail Internet, Sonic Telecom, T-Mobile.
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