Sonoma County property record for 4000 Roblar Rd, Petaluma, CA 94952
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 855 sqft · built 1921 |
| Lot Size | 12.2 acres (531,432 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $1,502 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 024-031-057-000 |
| Primary APN | 024-031-057-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Total Rooms | 4 Rooms |
| Stories | 1 Story |
| Building Area | 855 sqft Living Area |
| 1st Floor Area | 855 sqft |
| Year Built | Built 1921 |
|---|---|
| Effective Year Built | Effective 1921 |
| Architectural Style | L-Shape |
| Construction Type | Wood |
| Lot Area | 531,432 sqft |
| Garage Type | Detached |
| Garage Area | 480 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | None |
|---|
| Old Parcel Number | 024-031-057 |
|---|---|
| Street Address | 4000 ROBLAR RD |
| City | PETALUMA |
| State | CA |
| Zip | 94952-9201 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | DA10 |
| Legal Description | 78 FORM 24-030-81 AP # CHANGE MD |
| Legal Block | 3 |
| Jurisdiction | SONOMA CA |
| Township / Civil Division | SEBASTOPOL |
| Census Block Group | 3 |
| Census Block | 3011 |
| Census Tract | 153501 |
Source: Sonoma County records, as of September 1, 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 | 4000 ROBLAR RD, PETALUMA, CA 94952-9201 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | Jun 1, 1999 |
| Transfer Doc | 0000073680 |
| Record Updated | Oct 29, 2026 |
Source: Sonoma County assessment roll, as of September 1, 2026
| Type | Name |
|---|---|
| State | California |
| County | Sonoma County |
| Elementary School District | Dunham Elementary School District (KG - 06) |
| Secondary School District | Petaluma Joint Union High School District (07 - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $113,987 (+2%) Land $97,115 Building $16,872 | |
| 2025 | $1,502.00 (+4.96%) Homeowner's exemption | $111,753 (+4.04%) Land $95,211 Building $16,542 |
| 2023 | $1,431.00 (+0.14%) Homeowner's exemption | $107,415 Land $91,515 Building $15,900 |
| 2022 | $1,429.00 |
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 | High above 77% of the US · above 54% of California |
|---|---|
| Wildfire Likelihood | 0.6% annual chance |
| Exposure | Direct burnable vegetation |
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 COTATI serves 7,290 people · EPA ID CA4910016 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Aug 2024 |
| Lead | Under 1 ppb (2024–2026) 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 22 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 |
| AT&T DSL | 100 / 20 |
May also be available: T-Mobile.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures