Sonoma County property record for 350 Helman Ln, Cotati, CA 94931
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,875 sqft · built 1952 |
| Lot Size | 0.5 acres (21,780 sqft) |
| Owner | Individual Name on File |
| Last Sale | $520,000 (Sep 2017) |
| Tax Bill | $8,561 (2025) |
| Deeds & Mortgages | Sep 2017 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 046-112-006-000 |
| Primary APN | 046-112-006-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 1,875 sqft Living Area |
| Gross Area | 2,281 sqft |
| 1st Floor Area | 1,875 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1952 |
|---|---|
| Effective Year Built | Effective 1980 |
| Construction Type | Wood |
| Lot Area | 21,780 sqft (0.5 acres) |
| Garage Type | Attached |
| Garage Area | 406 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | HVAC |
|---|---|
| Heating System | Floor/Wall Furnace |
| Old Parcel Number | 046-112-006 |
|---|---|
| Street Address | 350 HELMAN LN |
| City | COTATI |
| State | CA |
| Zip | 94931-9710 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | AR5 |
| Legal Subdivision | SUBDIVISION #7 OF THE RANCHO COTATI |
| Legal Block | 3 |
| Legal Lot Number | 162 |
| Jurisdiction | SONOMA CA |
| Township / Civil Division | PETALUMA |
| Census Block Group | 3 |
| Census Block | 3018 |
| Census Tract | 151206 |
350 Helman Ln is owned and occupied by an individual who bought it in September 2017.
Source: Sonoma County records, as of September 1, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 350 HELMAN LN, COTATI, CA 94931-9710 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Sep 29, 2017 · Amount on File |
| Deed Sale | Sep 29, 2017 · Amount on File |
| Prior Sale | Nov 15, 2000 · Amount on File |
| Deed Document Number | 201776973 |
| Prior Transfer Date | Feb 24, 2006 |
| Prior Transfer Doc | 0000024700 |
| Record Updated | Oct 29, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SONOMA CA |
| Recording Date | Sep 29, 2017 |
| Property Address | 350 HELMAN LN, COTATI, CA 94931-9710 |
| Document Number | 0000076973 |
| Instrument Date | Sep 26, 2017 |
| Instrument | 76973 |
| Transaction Type | Transfer |
| Record Updated | Jun 13, 2019 |
| Title Company | FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE CO |
| Amount | Amount on Record |
|---|---|
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $572.00 |
| Amount Accuracy | Full Value |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 350 HELMAN LN COTATI CA 949319710, COTATI, CA 94931-9710 |
| Document Number | 76975 |
|---|---|
| Date | Sep 29, 2017 |
| Instrument | 76975 |
| Name | TASK MORTGAGE & INVESTMENTS |
|---|
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Document Number | 76974, |
|---|---|
| Date | Sep 29, 2017 |
| Instrument | 76974 |
| Name | 2006 THOMAS & LEIGHA F TR(PT) |
|---|
| Amount | Amount on Record |
|---|
The 2025 property tax bill for 350 Helman Ln was $8,561.
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 | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $722,186 (+2%) Land $241,398 Building $480,788 | |
| 2025 | $8,561.00 | $708,026 Land $236,665 Building $471,361 |
| 2023 | $8,313.00 (+1.75%) | $680,534 Land $227,476 Building $453,058 |
| 2022 | $8,170.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 350 Helman Ln in Zone X, an area of minimal flood risk.
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 | 5 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.
Wildfire risk around 350 Helman Ln is low, with a 0.06% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 62% of the US · lower than 77% of California |
|---|---|
| Wildfire Likelihood | 0.06% annual chance |
| Exposure | None beyond 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 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 116 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 Fixed Wireless | 100 / 20 |
May also be available: T-Mobile.
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