Sonoma County property record for 9730 Willow Ave, Cotati, CA 94931 · Last verified May 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 3 Beds |
| Bathrooms | 3 Baths |
| Architecture Style | Custom Design |
| Year Built | Built 1953 |
| Square Footage | 2,656 sqft Living Area |
| Lot Size | 435,600 sqft (10 acres) |
| Occupancy | Owner Occupied |
| Tax Bill | $1,877.00 (2025) |
| Primary APN | 047-033-005-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 7 Rooms |
| Building Area | 2,656 sqft Living Area |
| 1st Floor | 2,238 sqft 1st Floor |
| Stories | 2 Stories |
| Fireplace | Fireplace |
| Fireplaces | 1 Fireplaces |
| Year Built | Built 1890 |
|---|---|
| Effective Year Built | Effective 1953 |
| Architectural Style | Custom Design Style |
| Exterior Material | Wood Exterior |
| Construction Type | Wood Construction |
| Roof Material | Composition Shingle Roof |
| Lot Area | 435,600 sqft (10 acres) |
| Cooling System | HVAC Cooling |
|---|---|
| Sewage | Septic Sewage |
| Old Parcel Number | 047-033-005 |
|---|---|
| Street Address | 9730 WILLOW AVE |
| City | COTATI |
| State | CA |
| Zip | 94931-9645 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | UNINCORP COUNTY CA |
| Legal Subdivision | COTATI RANCHO |
| Legal Block | 1 |
| Legal Lot Number | 112 |
| Jurisdiction | SONOMA CA |
| Minor Civil Division | PETALUMA |
| Census Blockgroup | 1 |
| Census Block | 1006 |
| Census Tract | 151205 |
Source: Sonoma County records · APN 047-033-005-000
Assessment roll updated April 13, 2026 · Last verified May 2026
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| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 9730 WILLOW AVE, COTATI, CA 94931-9645 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Vesting | Joint Tenants |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Transfer Date | Dec 02, 2010 |
| Transfer Doc | 0000112715 |
| Record Refreshed | Jun 08, 2026 |
Source: Sonoma County records · Assessment roll updated April 13, 2026 · Last verified May 2026
| Type | Name |
|---|---|
| State | California |
| County | Sonoma County |
| Elementary School District | Petaluma City Elementary School District (KG - 06) |
| Secondary School District | Petaluma Joint Union High School District (07 - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2025 | $1,877.00 (+12.87%) | $111,602 (+4.04%) Land $53,850 Building $57,752 |
| 2023 | $1,663.00 (+1.22%) | $107,270 Land $51,760 Building $55,510 |
| 2022 | $1,643.00 |
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