Sonoma County property record for 216 Walnut St, Apt B, Petaluma, CA 94952
| Property Type | Duplex |
|---|---|
| Details | 4 bd · 2 ba · 2,560 sqft · built 1915 |
| Lot Size | 0.123 acres (5,356 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $500,000 (Jun 2000) |
| Tax Bill | $8,847 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 006-271-003-000 |
| Primary APN | 006-271-003-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 4 Rooms |
| Stories | 2 Stories |
| Building Area | 2,560 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1915 |
|---|---|
| Effective Year Built | Effective 1915 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 5,356 sqft (0.123 acres) |
| Garage Type | Carport |
| Garage Area | 684 sqft |
| Carport | Carport |
| Carport Area | 684 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | None |
|---|---|
| Heating System | Floor/Wall Furnace |
| Street Address | 216 WALNUT ST, B |
|---|---|
| City | PETALUMA |
| State | CA |
| Zip | 94952-2766 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Local Zoning Code | CITYPE |
| Legal Description | PART OF LOT 442 |
| Legal Subdivision | CITY PETALUMA |
| Legal Block | 4 |
| Legal Lot Number | 442 |
| Jurisdiction | SONOMA CA |
| Township / Civil Division | PETALUMA |
| Census Block Group | 4 |
| Census Block | 4010 |
| Census Tract | 150902 |
Source: Sonoma County records · APN 006-271-003-000
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 | 2 Individual Names on File |
|---|---|
| Mailing Address | 216 WALNUT ST, B, PETALUMA, CA 94952-2766 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Community Property |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Jun 01, 2000 · Amount on Record |
| Deed Sale | Jun 01, 2000 · Amount on Record |
| Deed Document Number | 200053846 |
| 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 | $8,847.00 (+9.78%) Homeowner's exemption | $768,493 (+4.04%) Land $461,099 Building $307,394 |
| 2023 | $8,059.00 (+0.89%) Homeowner's exemption | $738,653 Land $443,195 Building $295,458 |
| 2022 | $7,988.00 |
Source: FEMA National Flood Hazard Layer as of February 15, 2026 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 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 |
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
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: FCC Broadband Data Collection as of December 31, 2025 · 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 |
May also be available: T-Mobile USA.
Based on FCC filings for 752 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of 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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