Sonoma County property record for 1051 Helman Ln, Cotati, CA 94931 · Last verified April 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 3 Beds |
| Bathrooms | 1 Baths |
| Year Built | Built 1935 |
| Square Footage | 1,592 sqft Living Area |
| Lot Size | 728,323 sqft (16.7 acres) |
| Garage | Detached, 240 sqft |
| Last Sale | $675,000 (2021) |
| Tax Bill | $8,862.00 (2025) |
| Primary APN | 046-072-015-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Baths |
| Total Rooms | 3 Rooms |
| Building Area | 1,592 sqft Living Area |
| 1st Floor | 1,592 sqft 1st Floor |
| Stories | 1 Stories |
| Year Built | Built 1910 |
|---|---|
| Effective Year Built | Effective 1935 |
| Construction Type | Wood Construction |
| Lot Area | 728,323 sqft (16.7 acres) |
| Parking Spaces | 1 Parking Spaces |
| Garage Type | Detached Garage |
| Garage Area | 240 sqft Garage |
| Cooling System | None Cooling |
|---|
| Street Address | 1051 HELMAN LN |
|---|---|
| City | COTATI |
| State | CA |
| Zip | 94931-9749 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | LOT 176 SUB NO 7 COTATI RANCHO |
| Legal Subdivision | SUBDIVISION #7 OF THE COTATI RANCHO |
| Legal Block | 3 |
| Legal Lot Number | 176 |
| Jurisdiction | SONOMA CA |
| Minor Civil Division | PETALUMA |
| Census Blockgroup | 3 |
| Census Block | 3007 |
| Census Tract | 151206 |
Source: Sonoma County records · APN 046-072-015-000
Assessment roll updated April 13, 2026 · Last verified April 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 File |
|---|---|
| Mailing Address | 228 WINDSOR RIVER RD, WINDSOR, CA 95492-9206 |
| Owner Type | Owner is a Company |
| Date | Document |
|---|---|
| Dec 15, 2023 | Deed of Trust, Mortgage · Commercial Mortgage THE MAX-Y COMPANY LP |
| Oct 26, 2022 | Deed of Trust, Mortgage · Line of Credit EXCHANGE BANK |
| Oct 26, 2022 | Deed of Trust, Mortgage · Line of Credit EXCHANGE BANK |
| Feb 01, 2022 | Deed of Trust, Mortgage THE MAX Y COMPANY LP |
| Sep 29, 2021 | Deed of Trust, Mortgage MAX-Y COMPANY L P |
| May 14, 2021 | Grant Deed, Transfer · Commercial Mortgage BERTOLONE FAMILY 1993 TRUST |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | May 14, 2021 · Amount on Record |
| Deed Sale | May 14, 2021 · Amount on Record |
| Deed Doc Number | 202159010 |
| Prior Transfer Date | Mar 24, 2011 |
| Prior Transfer Doc | 0000031716 |
| Record Refreshed | Jun 08, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SONOMA CA |
| Property Address | 1051 HELMAN LN, COTATI, CA 94931-9749 |
| Transaction Type | Mortgage |
| Record Updated | Jan 08, 2024 |
| Name | Verified Name |
|---|---|
| Address | 1051 HELMAN LN, COTATI, CA 94931-9749 |
| Document Number | 0000061219 |
|---|---|
| Date | Dec 15, 2023 |
| Instrument | 2023061219 |
| Name | THE MAX-Y COMPANY LP |
|---|---|
| Type | Non-Lending Institution |
| Address | SANTA ROSA, CA 95403 |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount Recorded |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SONOMA CA |
| Property Address | 1051 HELMAN LN, COTATI, CA 94931-9749 |
| Transaction Type | Mortgage |
| Record Updated | Nov 09, 2022 |
| Title Company | FIRST AMER TTL CO SANTA ROSA |
| Name | Verified Name |
|---|---|
| Address | 228 WINDSOR RIVER RD, WINDSOR, CA 95492-9206 |
| Document Number | 0000068163 |
|---|---|
| Date | Oct 26, 2022 |
| Instrument | 2022068163 |
| Name | EXCHANGE BANK |
|---|---|
| Type | Bank |
| Address | SANTA ROSA, CA 95402 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly (Revolving credit lines are monthly unless stated otherwise). |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SONOMA CA |
| Property Address | 1051 HELMAN LN, COTATI, CA 94931-9749 |
| Transaction Type | Mortgage |
| Record Updated | Nov 09, 2022 |
| Title Company | FIRST AMERICAN TITLE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 228 WINDSOR RIVER RD, WINDSOR, CA 95492-9206 |
| Document Number | 0000068164 |
|---|---|
| Date | Oct 26, 2022 |
| Instrument | 2022068164 |
| Name | EXCHANGE BANK |
|---|---|
| Type | Bank |
| Address | SANTA ROSA, CA 95402 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly (Revolving credit lines are monthly unless stated otherwise). |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SONOMA CA |
| Property Address | 1051 HELMAN LN, COTATI, CA 94931-9749 |
| Transaction Type | Mortgage |
| Record Updated | Feb 14, 2022 |
| Name | Verified Name |
|---|
| Document Number | 0000007946 |
|---|---|
| Date | Feb 01, 2022 |
| Instrument | 2022007946 |
| Name | THE MAX Y COMPANY LP |
|---|---|
| Type | Non-Lending Institution |
| Amount | Amount Recorded |
|---|
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SONOMA CA |
| Property Address | 1051 HELMAN LN, COTATI, CA 94931-9749 |
| Transaction Type | Mortgage |
| Record Updated | Oct 13, 2021 |
| Name | Verified Name |
|---|
| Document Number | 0000108140 |
|---|---|
| Date | Sep 29, 2021 |
| Instrument | 2021108140 |
| Name | MAX-Y COMPANY L P |
|---|---|
| Type | Non-Lending Institution |
| Amount | Amount Recorded |
|---|
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SONOMA CA |
| Recording Date | May 14, 2021 |
| Property Address | 1051 HELMAN LN, COTATI, CA 94931-9749 |
| Document Number | 0000059010 |
| Map Reference | MB 1897 PG 650 |
| Instrument Date | May 11, 2021 |
| Instrument | 2021059010 |
| Transaction Type | Transfer |
| Record Updated | Jun 02, 2021 |
| Title Company | NORTH COAST TITLE CO |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on File |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $742.50 |
| Amount Accuracy | Rounded Values by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 228 WINDSOR RIVER RD, WINDSOR, CA 95492-9206 |
| Document Number | 0000059011 |
|---|---|
| Date | May 14, 2021 |
| Instrument | 2021059011 |
| Name | BERTOLONE FAMILY 1993 TRUST |
|---|---|
| Type | Non-Lending Institution |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 13 Months |
| Due | Jun 01, 2022 |
| Document Number | 0000059012 |
|---|---|
| Date | May 14, 2021 |
| Instrument | 2021059012 |
| Name | THE MAX-Y COMPANY LP |
|---|---|
| Type | Non-Lending Institution |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 13 Months |
| Due | Jun 01, 2022 |
Source: Sonoma County records · Assessment roll updated April 13, 2026 · Last verified April 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 | $8,862.00 (+3.41%) | $733,941 (+4.51%) Land $719,817 Building $14,124 |
| 2023 | $8,570.00 (+1.44%) | $702,270 Land $691,866 Building $10,404 |
| 2022 | $8,448.00 |
1051 Helman Ln is in FEMA Zone X, outside the Special Flood Hazard Area, with no wildfire exposure.
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 | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach of burnable land |
Values are read at the parcel center point; lenders make the official flood determination.
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