San Francisco City property record for 3587 21st St, San Francisco, CA 94114
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 812 sqft · built 1885 |
| Lot Size | 0.001 acres (21 sqft) |
| Owner | Company Name on File |
| Last Sale | $970,000 (Aug 2015) |
| Tax Bill | $14,743 (2025) |
| APN | 3619-089 |
| Primary APN | 3619-089 |
|---|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 812 sqft Living Area |
| 1st Floor Area | 812 sqft |
| Year Built | Built 1885 |
|---|---|
| Effective Year Built | Effective 1885 |
| Construction Type | Frame |
| Lot Area | 21 sqft (0.001 acres) |
| Lot Dimensions | 52 ft deep x 40 ft wide |
| Street Address | 3587 21ST ST |
|---|---|
| City | SAN FRANCISCO |
| State | CA |
| Zip | 94114-3043 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | RM1 |
| Legal Subdivision | MISSION BL 89 |
| Legal Block | 3619 |
| Legal Lot Number | 89 |
| Jurisdiction | SAN FRANCISCO CA |
| Township / Civil Division | WESTERN ADDITION-BUENA VISTA-EUREKA VALLEY |
| Census Block Group | 1 |
| Census Block | 1003 |
| Census Tract | 21100 |
3587 21st St is owned by a company that bought it in August 2015.
Source: San Francisco City records, as of October 1, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 137 CRESCENT AVE, BURLINGAME, CA 94010-5246 |
| Owner Type | Company |
| Vesting | Limited Liability Partnership |
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 | Aug 25, 2015 · Amount on File |
| Deed Sale | Aug 25, 2015 · Amount on File |
| Prior Sale | Nov 20, 2013 · Amount on File |
| Deed Document Number | 2015114706 |
| Prior Transfer Date | Nov 18, 2013 |
| Prior Transfer Doc | L028/0153 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 3587 21st St was $14,743, up 3.2% 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 | $1,189,815 (+2%) Land $819,872 Building $369,943 | |
| 2025 | $14,743.00 (+3.16%) | $1,166,479 Land $803,794 Building $362,685 |
| 2024 | $14,292.00 (+1.87%) | |
| 2023 | $14,030.00 (+2.02%) | $1,121,187 Land $772,583 Building $348,604 |
| 2022 | $13,752.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA has no flood map on file for 3587 21st St; 3 flood insurance policies are 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 | 3 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 3587 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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