Sonoma County property record for 421 E Cotati Ave, Cotati, CA 94931 · Last verified April 2026
| Property Type | Commercial > Office > Medical Building |
|---|---|
| Architecture Style | Custom Design |
| Year Built | Built 1988 |
| Square Footage | 4,560 sqft Gross Area |
| Lot Size | 16,400 sqft (0.377 acres) |
| Last Sale | $890,000 (2022) |
| Tax Bill | $11,984.00 (2025) |
| Primary APN | 144-281-025-000 |
|---|---|
| Alternative APN |
|
| Building Area | 4,560 sqft Gross Area |
|---|---|
| 1st Floor | 4,560 sqft 1st Floor |
| Stories | 1 Stories |
| Year Built | Built 1978 |
|---|---|
| Effective Year Built | Effective 1988 |
| Architectural Style | Custom Design Style |
| Construction Type | Wood Construction |
| Fire Resistance Class | Buildings having wood or wood and steel frames. |
| Lot Area | 16,400 sqft (0.377 acres) |
| Cooling System | HVAC Cooling |
|---|---|
| Heating System | Central Heating |
| Old Parcel Number | 144-281-025 |
|---|---|
| Street Address | 421 E COTATI AVE |
| City | COTATI |
| State | CA |
| Zip | 94931-4000 |
| Property Usage | Commercial Property Usage |
| Type | Commercial > Office > Medical Building |
| Legal Description | 81 FORM 144-281-12 PT TO 26 PM 57 |
| Legal Block | 4 |
| Jurisdiction | SONOMA CA |
| Minor Civil Division | PETALUMA |
| Census Blockgroup | 4 |
| Census Block | 4002 |
| Census Tract | 151203 |
Source: Sonoma County records · APN 144-281-025-000
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 | 421 E COTATI AVE, COTATI, CA 94931-4000 |
| Owner Type | Owner is a Company |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Jan 24, 2022 · Amount on Record |
| Deed Sale | Jan 24, 2022 · Amount on Record |
| Prior Sale | Dec 03, 1998 · Amount on Record |
| Deed Doc Number | 20225123 |
| Prior Transfer Date | May 02, 2011 |
| Prior Transfer Doc | 0000039846 |
| Record Refreshed | Jun 08, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SONOMA CA |
| Recording Date | Jan 24, 2022 |
| Property Address | 421 E COTATI AVE, COTATI, CA 94931-4000 |
| Document Number | 0000005123 |
| Map Reference | MB 305 PG 44 |
| Instrument Date | Jan 18, 2022 |
| Instrument | 2022005123 |
| Transaction Type | Transfer |
| Record Updated | Jul 11, 2023 |
| Title Company | STEWART TITLE, STEWART TITLE OF CA INC |
| Amount | Amount Recorded |
|---|---|
| Tax | $979.00 |
| Amount Accuracy | Rounded Values by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 748 SUNNYSIDE RD, SAINT HELENA, CA 94574-9741 |
| Document Number | 0000005124 |
|---|---|
| Date | Jan 24, 2022 |
| Instrument | 2022005124 |
| Name | LIVE OAK BANKING COMPANY |
|---|---|
| Type | Bank |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount Recorded |
Source: Sonoma County records · Assessment roll updated April 13, 2026 · Last verified April 2026
| Type | Name |
|---|---|
| State | California |
| County | Sonoma County |
| Municipality | Cotati City |
| 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 | $11,984.00 (-0.89%) | $1,010,175 (+0.04%) Land $519,991 Building $490,184 |
| 2023 | $12,092.00 (+73.54%) | $1,009,800 (+78.7%) Land $499,800 Building $510,000 |
| 2022 | $6,968.00 | $565,067 Land $184,660 Building $380,407 |
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