Sonoma County property record for 1355 W Sierra Ave, Cotati, CA 94931
| Property Type | Residential Vacant Land |
|---|---|
| Lot Size | 2.05 acres (89,733 sqft) |
| Owner | Company Name on Record |
| Flood Zone | Zone X (minimal risk) |
| APN | 046-102-019-000 |
| Primary APN | 046-102-019-000 |
|---|---|
| Alternative APN |
|
| Lot Area | 89,733 sqft |
|---|
| Old Parcel Number | 046-102-019 |
|---|---|
| Street Address | 1355 W SIERRA AVE |
| City | COTATI |
| State | CA |
| Zip | 94931-9742 |
| Property Category | Residential |
| Property Type | Vacant Land > Residential |
| Local Zoning Code | RR5 |
| Legal Description | 75 FORM INT # 16 C/W PT FROM 02 PER M/D |
| Legal Block | 2 |
| Jurisdiction | SONOMA CA |
| Township / Civil Division | PETALUMA |
| Census Block Group | 2 |
| Census Block | 2007 |
| Census Tract | 151206 |
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 | 404 AVIATION BLVD, SANTA ROSA, CA 95403-1069 |
| Owner Type | Company |
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Oct 29, 2026 |
Source: Sonoma County assessment roll, as of September 1, 2026
| Type | Name |
|---|---|
| State | California |
| County | Sonoma County |
| Unified School District | Cotati-Rohnert Park Unified School District (KG - 12) |
| Year | Assessed Value |
|---|---|
| 2023 | $9,996 Land $9,996 |
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 Policies | 1 in force |
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 | Moderate above 61% of the US · lower than 63% of California |
|---|---|
| Wildfire Likelihood | 0.2% 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 45 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 |
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