San Francisco City property record for 18 Guy Pl, San Francisco, CA 94105
| Property Type | Apartments (5+ Units) |
|---|---|
| Details | 2 ba · 2,458 sqft · built 1906 |
| Lot Size | 0 acres (17 sqft) |
| Owner | Trust Name on File |
| Tax Bill | $3,492 (2025) |
| APN | 3749-009 |
| Primary APN | 3749-009 |
|---|
| Full Baths | 2 Baths |
|---|---|
| Total Rooms | 11 Rooms |
| Units | 4 Units |
| Stories | 2 Stories |
| Building Area | 2,458 sqft Living Area |
| 1st Floor Area | 2,458 sqft |
| Year Built | Built 1906 |
|---|---|
| Effective Year Built | Effective 1906 |
| Architectural Style | Duplex Single |
| Construction Type | Frame |
| Lot Area | 17 sqft |
| Street Address | 18 GUY PL |
|---|---|
| City | SAN FRANCISCO |
| State | CA |
| Zip | 94105-2608 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Apartments (5+ Units) |
| Local Zoning Code | RC4 |
| Legal Description | PART OF LOT 37 |
| Legal Subdivision | 100 VARA |
| Legal Block | 3749 |
| Legal Lot Number | 9 |
| Jurisdiction | SAN FRANCISCO CA |
| Township / Civil Division | SOMA-POTRERO-MISSION BAY |
| Census Block Group | 2 |
| Census Block | 2000 |
| Census Tract | 61503 |
Source: NPS National Register of Historic Places, as of August 1, 2026
| Listed Area | Within San Francisco-Oakland Bay Bridge (Additional Documentation) listed 2001 · 5 contributing resources · NRIS 00000525 |
|---|
Federal listing alone does not restrict alterations; local historic district rules, which this data does not cover, may apply.
18 Guy Pl, a residential property, is held in a trust since August 1998.
Source: San Francisco City records, as of September 8, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 187 DOUGLASS ST, SAN FRANCISCO, CA 94114-1929 |
| Owner Type | Company |
| Vesting | Trust |
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 Transfer Date | Aug 12, 1998 |
| Transfer Doc | 0000492184 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 18 Guy Pl was $3,492, up 4.6% 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 | $170,943 (+2.05%) Land $30,020 Building $140,923 | |
| 2025 | $3,492.00 (+4.58%) | $167,512 Land $29,394 Building $138,118 |
| 2024 | $3,339.00 (+4.93%) | |
| 2023 | $3,182.00 (+3.08%) | $161,010 Land $28,254 Building $132,756 |
| 2022 | $3,087.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA has no flood map on file for 18 Guy Pl.
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 18 Guy Pl 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 278 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable · Fiber in parts of the area | 2,000 / 2,000 |
| Unwired Fixed Wireless | 300 / 25 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| AT&T Fixed Wireless · DSL · Fiber in parts of the area | 100 / 20 |
May also be available: Astound Broadband, GeoLinks, Google Fiber, Sail Internet, Starry, T-Mobile, Verizon.
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