Sonoma County property record for 336 Walnut St, Petaluma, CA 94952
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2.5 ba · 2,556 sqft · built 1900 |
| Lot Size | 0.127 acres (5,512 sqft) |
| Owner | Company Name on File |
| Last Sale | $445,000 (May 2003) |
| Tax Bill | $8,022 (2025) |
| Deeds & Mortgages | Mar 2020 Transfer Mar 2020 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 006-211-005-000 |
| Primary APN | 006-211-005-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 2,556 sqft Living Area |
| 1st Floor Area | 2,072 sqft |
| Year Built | Built 1900 |
|---|---|
| Effective Year Built | Effective 1934 |
| Architectural Style | Custom Design |
| Construction Type | Wood |
| Lot Area | 5,512 sqft (0.127 acres) |
| Garage Type | Detached |
| Garage Area | 484 sqft |
| Parking Spaces | 2 Parking Spaces |
| Total Buildings | 2 Buildings |
| Cooling System | HVAC |
|---|
| Street Address | 336 WALNUT ST |
|---|---|
| City | PETALUMA |
| State | CA |
| Zip | 94952-2743 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | CITYPE |
| Legal Subdivision | PETALUMA |
| Legal Block | 4 |
| Legal Lot Number | 463 |
| Jurisdiction | SONOMA CA |
| Township / Civil Division | PETALUMA |
| Census Block Group | 4 |
| Census Block | 4009 |
| Census Tract | 150902 |
Source: Sonoma County assessment roll, 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 File |
|---|---|
| Mailing Address | 336 WALNUT ST, PETALUMA, CA 94952-2743 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| Mar 4, 2020 | Quit Claim Deed, Transfer ATTORNEY ONLY |
| Mar 4, 2020 | Quit Claim Deed, Transfer ATTORNEY ONLY |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | May 16, 2003 · Amount on Record |
| Deed Sale | May 16, 2003 · Amount on Record |
| Deed Document Number | 200399723 |
| Last Transfer Date | Feb 21, 2020 |
| Transfer Doc | 0000016815 |
| Record Updated | Jun 8, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | SONOMA CA |
| Recording Date | Mar 4, 2020 |
| Property Address | 336 WALNUT ST, PETALUMA, CA 94952-2743 |
| Document Number | 0000016816 |
| Instrument Date | Feb 21, 2020 |
| Instrument | 16816 |
| Transaction Type | Transfer |
| Record Updated | Mar 27, 2020 |
| Title Company | ATTORNEY ONLY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 600 W SCHOOL ST COTATI CA 949314164, COTATI, CA 94931-4164 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | SONOMA CA |
| Recording Date | Mar 4, 2020 |
| Property Address | 336 WALNUT ST, PETALUMA, CA 94952-2743 |
| Document Number | 0000016815 |
| Instrument Date | Feb 21, 2020 |
| Instrument | 16815 |
| Transaction Type | Transfer |
| Record Updated | Mar 27, 2020 |
| Title Company | ATTORNEY ONLY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property |
| Address | 600 W SCHOOL ST COTATI CA 949314164, COTATI, CA 94931-4164 |
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 | $8,022.00 (+9.89%) Homeowner's exemption | $696,500 (+4.04%) Land $463,463 Building $233,037 |
| 2023 | $7,300.00 (+0.88%) Homeowner's exemption | $669,456 Land $445,467 Building $223,989 |
| 2022 | $7,236.00 |
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 |
| Nearby Flood Claims | 1 (1982) |
| Most Recent Claim | Jan 1982 · Severe Storms, Flood, Mudslides & High Tide |
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 | 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 | 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 752 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, Fixed Wireless in parts of the area | 100 / 20 |
May also be available: T-Mobile.
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