Sonoma County property record for 823 B St, Petaluma, CA 94952
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,800 sqft · built 1940 |
| Lot Size | 0.198 acres (8,609 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $149,500 (Aug 1988) |
| Tax Bill | $3,971 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 008-171-047-000 |
| Primary APN | 008-171-047-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 3 Rooms |
| Stories | 1 Story |
| Building Area | 1,800 sqft Living Area |
| 1st Floor Area | 1,800 sqft |
| Year Built | Built 1940 |
|---|---|
| Effective Year Built | Effective 1955 |
| Architectural Style | Custom Design |
| Construction Type | Wood |
| Lot Area | 8,609 sqft (0.198 acres) |
| Garage Type | Detached |
| Garage Area | 252 sqft |
| Parking Spaces | 1 Parking Space |
| Porch | Slab |
| Cooling System | None |
|---|
| Old Parcel Number | 008-171-047 |
|---|---|
| Street Address | 823 B ST |
| City | PETALUMA |
| State | CA |
| Zip | 94952-2536 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | CITYPE |
| Legal Description | PART OF LOT 169 |
| Legal Subdivision | CITY OF PETALUMA |
| Legal Block | 2 |
| Legal Lot Number | 169 |
| Jurisdiction | SONOMA CA |
| Township / Civil Division | PETALUMA |
| Census Block Group | 2 |
| Census Block | 2008 |
| Census Tract | 150800 |
Source: Sonoma County records, as of May 6, 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 | 823 B ST, PETALUMA, CA 94952-2536 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Community Property |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Aug 18, 1988 · Amount on Record |
| Deed Sale | Aug 18, 1988 · Amount on Record |
| Deed Document Number | 198868219 |
| Last Transfer Date | Jan 10, 2012 |
| Transfer Doc | 0000005870 |
| Record Updated | Jun 8, 2026 |
Source: Sonoma County assessment roll, as of April 13, 2026
| Type | Name |
|---|---|
| State | California |
| County | Sonoma County |
| Municipality | Petaluma City |
| Elementary School District | Petaluma City Elementary School District (KG - 06) |
| Secondary School District | Petaluma Joint Union High School District (07 - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $3,971.00 (+11.01%) Homeowner's exemption | $337,713 (+4.04%) Land $140,732 Building $196,981 |
| 2023 | $3,577.00 (+0.87%) Homeowner's exemption | $324,601 Land $135,268 Building $189,333 |
| 2022 | $3,546.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
Source: FEMA National Flood Hazard Layer, effective February 15, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
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 | Low lower than 65% of the US · lower than 79% of California |
|---|---|
| Wildfire Likelihood | 0.03% annual chance |
| Exposure | None beyond 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 | CITY OF PETALUMA serves 61,427 people · EPA ID CA4910006 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Jun 2024 |
| Lead | Under 1 ppb (2021–2023) 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 628 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Sonic Telecom Fiber | 10,000 / 10,000 |
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
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