Sonoma County property record for 189 Webster St, Petaluma, CA 94952
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1.5 ba · 1,431 sqft · built 1941 |
| Lot Size | 0.418 acres (18,200 sqft) |
| Owner | Company Name on Record |
| Last Sale | $205,000 (Aug 1995) |
| Tax Bill | $4,009 (2025) |
| Deeds & Mortgages | Apr 2023 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 008-132-026-000 |
| Primary APN | 008-132-026-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 3 Rooms |
| Stories | 1 Story |
| Building Area | 1,431 sqft Living Area |
| 1st Floor Area | 1,431 sqft |
| Basement Area | 510 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1941 |
|---|---|
| Effective Year Built | Effective 1941 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 18,200 sqft (0.418 acres) |
| Garage Type | Detached |
| Garage Area | 864 sqft |
| Parking Spaces | 3 Parking Spaces |
| Cooling System | HVAC |
|---|
| Street Address | 189 WEBSTER ST |
|---|---|
| City | PETALUMA |
| State | CA |
| Zip | 94952-2450 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | CITYPE |
| Legal Description | BLK 8 LOT 2-4 |
| Legal Subdivision | HILLSIDE TRACT |
| Legal Block | 4 |
| Legal Lot Number | 2-4 |
| Jurisdiction | SONOMA CA |
| Township / Civil Division | PETALUMA |
| Census Block Group | 4 |
| Census Block | 4002 |
| Census Tract | 150800 |
Source: Sonoma County records, as of April 13, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on Record |
|---|---|
| Mailing Address | 189 WEBSTER ST, PETALUMA, CA 94952-2450 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Aug 18, 1995 · Amount on Record |
| Deed Sale | Aug 18, 1995 · Amount on Record |
| Deed Document Number | 199567898 |
| Last Transfer Date | Apr 7, 2023 |
| Transfer Doc | 0000016677 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | SONOMA CA |
| Recording Date | Apr 19, 2023 |
| Property Address | 189 WEBSTER ST, PETALUMA, CA 94952-2450 |
| Document Number | 0000016677 |
| Map Reference | MB 19 PG 21 |
| Instrument Date | Apr 7, 2023 |
| Instrument | 2023016677 |
| Transaction Type | Transfer |
| Record Updated | May 30, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Family Trust |
| Address | 189 WEBSTER ST, PETALUMA, CA 94952-2450 |
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 | $4,009.00 (+11.02%) Homeowner's exemption | $341,042 (+4.04%) Land $216,273 Building $124,769 |
| 2023 | $3,611.00 (+0.87%) Homeowner's exemption | $327,801 Land $207,876 Building $119,925 |
| 2022 | $3,580.00 |
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 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 10 (0% premium discount) |
| Nearby Flood Policies | 2 in force |
| Nearby Flood Claims | 3 (1979–2011) |
| Claims Outside the SFHA | 1 of 3 |
| Most Recent Claim | Mar 2011 · rainfall accumulation |
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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 63% of the US · lower than 78% of California |
|---|---|
| Wildfire Likelihood | 0.06% annual chance |
| Exposure | Indirect 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 | 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 334 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: AT&T, Sonic Telecom.
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