Sonoma County property record for 580 Helman Ln, Cotati, CA 94931 · Last verified May 2026
| Property Type | Residential > Single Family > Rural Home |
|---|---|
| Bedrooms | 3 Beds |
| Bathrooms | 2 Baths |
| Year Built | Built 1972 |
| Square Footage | 1,328 sqft Living Area |
| Lot Size | 184,694 sqft (4.24 acres) |
| Occupancy | Owner Occupied |
| Last Sale | $300,000 (2019) |
| Tax Bill | $7,830.00 (2025) |
| Primary APN | 046-074-006-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 4 Rooms |
| Units | 2 Units |
| Building Area | 1,328 sqft Living Area |
| Gross Area | 1,554 sqft Gross Area |
| 1st Floor | 1,328 sqft 1st Floor |
| Stories | 1 Stories |
| Fireplace | Fireplace |
| Fireplaces | 1 Fireplaces |
| Year Built | Built 1932 |
|---|---|
| Effective Year Built | Effective 1972 |
| Architectural Style | Custom Design Style |
| Lot Area | 184,694 sqft (4.24 acres) |
| Parking Spaces | 1 Parking Spaces |
| Garage Type | Attached Garage |
| Garage Area | 226 sqft Garage |
| Cooling System | None Cooling |
|---|---|
| Heating System | Floor/Wall Furnace Heating |
| Old Parcel Number | 046-074-006 |
|---|---|
| Street Address | 580 HELMAN LN |
| City | COTATI |
| State | CA |
| Zip | 94931-9736 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Rural Home |
| Legal Description | 74 FORM PT OF 46-074-01 PER M/D |
| Legal Subdivision | SUBDIVISION #7 RANCHO COTATI |
| Legal Block | 3 |
| Legal Lot Number | 165 |
| Jurisdiction | SONOMA CA |
| Minor Civil Division | PETALUMA |
| Census Blockgroup | 3 |
| Census Block | 3018 |
| Census Tract | 151206 |
Source: Sonoma County records · APN 046-074-006-000
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 | Individual Name on File |
|---|---|
| Mailing Address | 580 HELMAN LN, COTATI, CA 94931-9736 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Vesting | Joint Tenants |
| Date | Document |
|---|---|
| Apr 11, 2019 | Grant Deed, Transfer · Conventional Mortgage AYALA HEZI-YAMIT |
| Jan 03, 2017 | Quit Claim Deed, Transfer QUICKEN LNS |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Apr 11, 2019 · Amount on Record |
| Deed Sale | Apr 11, 2019 · Amount on Record |
| Prior Sale | Jan 03, 2017 · Amount on Record |
| Deed Doc Number | 201924112 |
| Record Refreshed | Jun 08, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SONOMA CA |
| Recording Date | Apr 11, 2019 |
| Property Address | 580 HELMAN LN, COTATI, CA 94931-9736 |
| Document Number | 0000024112 |
| Instrument Date | Apr 11, 2019 |
| Instrument | 24112 |
| Transaction Type | Transfer |
| Record Updated | Apr 26, 2019 |
| Title Company | NOT AVAILABLE |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on File |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $330.00 |
| Amount Accuracy | Full Value |
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenant/Joint Tenant w/ Right Of Survivorship |
| Address | 580 HELMAN LN COTATI CA 949319736, COTATI, CA 94931-9736 |
| Document Number | 24113 |
|---|---|
| Date | Apr 11, 2019 |
| Instrument | 24113 |
| Name | AYALA HEZI-YAMIT |
|---|---|
| Address | 12 SOUTH TRL, ORINDA, CA 94563-2126 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | SONOMA CA |
| Recording Date | Jan 03, 2017 |
| Property Address | 580 HELMAN LN, COTATI, CA 94931-9736 |
| Document Number | 0000000125 |
| Instrument Date | Dec 21, 2016 |
| Instrument | 125 |
| Transaction Type | Transfer |
| Record Updated | Jan 20, 2017 |
| Title Company | SPL INC |
| Amount | Amount Recorded |
|---|---|
| Tax | $140.80 |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenant/Joint Tenant w/ Right Of Survivorship |
| Address | 580 HELMAN LN COTATI CA 949319736, COTATI, CA 94931-9736 |
| Document Number | 126, |
|---|---|
| Date | Jan 03, 2017 |
| Instrument | 126 |
| Name | QUICKEN LNS |
|---|---|
| Type | Funding / Finance Company |
| Address | DETROIT, MI 48226-1906 |
| Amount | Amount Recorded |
|---|---|
| Term | 360 Months |
| Due | Jan 02, 2047 |
Source: Sonoma County records · Assessment roll updated April 13, 2026 · Last verified May 2026
| Type | Name |
|---|---|
| State | California |
| County | Sonoma County |
| Unified School District | Cotati-Rohnert Park Unified School District (KG - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $7,830.00 (+2.99%) | $640,866 (+4.04%) Land $251,799 Building $389,067 |
| 2023 | $7,603.00 (+1.62%) | $615,982 Land $242,022 Building $373,960 |
| 2022 | $7,482.00 |
580 Helman Ln is in FEMA Zone X, outside the Special Flood Hazard Area, with direct wildfire exposure (Moderate risk).
Source: FEMA National Flood Hazard Layer · Sonoma County (06097C), updated February 15, 2026
| FEMA Flood Zone | Zone X minimal flood hazard · outside the 0.2% annual chance floodplain |
|---|---|
| Special Flood Hazard Area | No |
Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020
| Wildfire Risk to Homes | Moderate 54th percentile of exposed land nationally · 32nd in California |
|---|---|
| Wildfire Likelihood | Moderate — about 1 in 806 per year |
| Exposure | Direct burnable vegetation at the parcel |
Values are read at the parcel center point; lenders make the official flood determination.
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