Sonoma County property record for 623 B St, Petaluma, CA 94952
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1 ba · 1,415 sqft · built 1910 |
| Lot Size | 0.172 acres (7,500 sqft) |
| Owner | Individual Name on File |
| Last Sale | $215,000 (Mar 2015) |
| Tax Bill | $5,571 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 008-101-006-000 |
| Primary APN | 008-101-006-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 3 Rooms |
| Stories | 1 Story |
| Building Area | 1,415 sqft Living Area |
| 1st Floor Area | 1,415 sqft |
| Basement Area | 1,472 sqft |
| Year Built | Built 1910 |
|---|---|
| Effective Year Built | Effective 1939 |
| Architectural Style | Custom Design |
| Construction Type | Wood |
| Lot Area | 7,500 sqft (0.172 acres) |
| Garage Type | Detached |
| Garage Area | 720 sqft |
| Parking Spaces | 3 Parking Spaces |
| Cooling System | HVAC |
|---|
| Street Address | 623 B ST |
|---|---|
| City | PETALUMA |
| State | CA |
| Zip | 94952-2655 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | MAP E5 183 |
| Legal Subdivision | PETALUMA |
| Legal Block | 2 |
| Legal Lot Number | 127 |
| Jurisdiction | SONOMA CA |
| Township / Civil Division | PETALUMA |
| Census Block Group | 2 |
| Census Block | 2002 |
| Census Tract | 150800 |
Source: Sonoma County records · APN 008-101-006-000
Assessment roll updated April 13, 2026 · Last verified May 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 623 B ST, PETALUMA, CA 94952-2655 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Mar 20, 2015 · Amount on Record |
| Deed Sale | Mar 20, 2015 · Amount on Record |
| Prior Sale | Aug 12, 2011 · Amount on Record |
| Deed Document Number | 201522612 |
| Prior Transfer Date | Mar 19, 2015 |
| Prior Transfer Doc | 0000022612 |
| Record Updated | Jun 08, 2026 |
Source: Sonoma County records · Assessment roll updated April 13, 2026 · Last verified May 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) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $5,571.00 (+10.32%) | $472,402 (+4.04%) Land $182,123 Building $290,279 |
| 2023 | $5,050.00 (+0.86%) | $454,059 Land $175,051 Building $279,008 |
| 2022 | $5,007.00 |
Source: FEMA National Flood Hazard Layer, Sonoma County (06097C), updated February 15, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Wildfire Risk | Low lower than 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | None beyond ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
Source: FCC Broadband Data Collection, availability as of December 31, 2025 · sampled at 432 locations within half a mile · Last verified October 2026
| 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, Fixed Wireless in parts of the area | 100 / 20 |
Source: EPA Safe Drinking Water Information System via ECHO, 2026 Q3 · EPA community water system boundaries v3.0, March 2026 · Last verified October 2026
| Water System | CITY OF PETALUMA serves 61,427 people |
|---|---|
| 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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.
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