Sonoma County property record for 521 E Railroad Ave, Cotati, CA 94931 · Last verified June 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 3 Beds |
| Bathrooms | 2 Baths |
| Year Built | Built 1980 |
| Square Footage | 1,804 sqft Living Area |
| Lot Size | 137,214 sqft (3.15 acres) |
| Occupancy | Owner Occupied |
| Last Sale | $290,000 (1993) |
| Tax Bill | $6,043.00 (2025) |
| Primary APN | 046-234-015-000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 3 Rooms |
| Building Area | 1,804 sqft Living Area |
| Gross Area | 2,380 sqft Gross Area |
| 1st Floor | 1,804 sqft 1st Floor |
| Stories | 1 Stories |
| Fireplace | Fireplace |
| Fireplaces | 1 Fireplaces |
| Year Built | Built 1979 |
|---|---|
| Effective Year Built | Effective 1980 |
| Exterior Material | Wood Siding Exterior |
| Construction Type | Wood Construction |
| Roof Material | Wood Shingle Roof |
| Lot Area | 137,214 sqft (3.15 acres) |
| Parking Spaces | 2 Parking Spaces |
| Garage Type | Attached Garage |
| Garage Area | 576 sqft Garage |
| Cooling System | HVAC Cooling |
|---|---|
| Sewage | Septic Sewage |
| Old Parcel Number | 046-234-015 |
|---|---|
| Street Address | 521 E RAILROAD AVE |
| City | COTATI |
| State | CA |
| Zip | 94931-9608 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | 79 FM 46-234-14 & PT TO 16 OR 3499-141 |
| Legal Subdivision | PARCEL MAP NO 1903 A |
| Legal Block | 2 |
| Jurisdiction | SONOMA CA |
| Minor Civil Division | PETALUMA |
| Census Blockgroup | 2 |
| Census Block | 2011 |
| Census Tract | 151203 |
Source: Sonoma County records · APN 046-234-015-000
Assessment roll updated April 13, 2026 · Last verified June 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 | 521 E RAILROAD AVE, COTATI, CA 94931-9608 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Vesting | Joint Tenants |
| Date | Document |
|---|---|
| Apr 13, 2026 | Deed of Trust, Mortgage · Line of Credit OPERATING ENGS LOCAL #3 FEDERAL CREDIT UNION |
| Jul 07, 2022 | Deed of Trust, Mortgage · Line of Credit OPERATING ENGINEERS LOCAL UNION #3 FCU |
| Mar 02, 2021 | Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LOANS LLC |
| Jun 23, 2017 | Deed of Trust, Mortgage · Line of Credit EXCHANGE BANK |
| Apr 25, 2017 | Quit Claim Deed, Transfer FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE COMPANY |
| Apr 25, 2017 | Affidavit of Death of Joint Tenant, Transfer FIDELITY NATIONAL TITLE CO |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Jul 27, 1993 · Amount on Record |
| Deed Sale | Jul 27, 1993 · Amount on Record |
| Deed Doc Number | 199393087 |
| Last Transfer Date | Apr 18, 2017 |
| Transfer Doc | 0000031741 |
| Record Refreshed | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SONOMA CA |
| Recording Date | Apr 13, 2026 |
| Property Address | 521 E RAILROAD AVE, COTATI, CA 94931-9608 |
| Document Number | 0000017665 |
| Instrument Date | Apr 07, 2026 |
| Instrument | 202617665 |
| Transaction Type | Mortgage |
| Record Updated | Jul 12, 2026 |
| Title Company | OLD REPUBLIC TITLE |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants, 205 |
| Address | 521 E RAILROAD AVE, COTATI, CA 94931-9608 |
| Document Number | 0000017665, |
|---|---|
| Date | Apr 13, 2026 |
| Instrument | 202617665 |
| Name | OPERATING ENGS LOCAL #3 FEDERAL CREDIT UNION |
|---|
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Apr 07, 2056 |
| Rate | 6.11% |
|---|---|
| Max Rate | -1% |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SONOMA CA |
| Property Address | 521 E RAILROAD AVE, COTATI, CA 94931-9608 |
| Transaction Type | Mortgage |
| Record Updated | Jul 21, 2022 |
| Title Company | OLD REPUBLIC TITLE COMPANY |
| Name | Verified Name |
|---|---|
| Address | 621 E RAILROAD AVE, COTATI, CA 94931-9625 |
| Document Number | 0000046708 |
|---|---|
| Date | Jul 07, 2022 |
| Instrument | 2022046708 |
| Name | OPERATING ENGINEERS LOCAL UNION #3 FCU |
|---|---|
| Type | Credit Union |
| Address | LIVERMORE, CA 94551 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Jul 01, 2052 |
| 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 | 521 E RAILROAD AVE, COTATI, CA 94931-9608 |
| Transaction Type | Mortgage |
| Record Updated | Mar 22, 2021 |
| Title Company | AMROCK INC |
| Name | Verified Name |
|---|---|
| Address | 521 E RAILROAD AVE, COTATI, CA 94931-9608 |
| Document Number | 0000024600 |
|---|---|
| Date | Mar 02, 2021 |
| Instrument | 2021024600 |
| Name | QUICKEN LOANS LLC |
|---|---|
| Type | Mortgage Company |
| Address | DETROIT, MI 48226 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 359 Months |
| Due | Feb 01, 2051 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | SONOMA CA |
| Property Address | 521 E RAILROAD AVE, COTATI, CA 94931-9608 |
| Transaction Type | Mortgage |
| Record Updated | Feb 05, 2021 |
| Title Company | FIDELITY NATIONAL TITLE |
| Name | Verified Name |
|---|
| Document Number | 0000048682 |
|---|---|
| Date | Jun 23, 2017 |
| Instrument | 2017048682 |
| 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 | Quit Claim Deed |
|---|---|
| Jurisdiction | SONOMA CA |
| Recording Date | Apr 25, 2017 |
| Property Address | 521 E RAILROAD AVE, COTATI, CA 94931-9608 |
| Document Number | 0000031741 |
| Instrument Date | Apr 18, 2017 |
| Instrument | 31741 |
| Transaction Type | Transfer |
| Record Updated | May 09, 2017 |
| Title Company | FIDELITY NATIONAL TITLE, FIDELITY NATIONAL TITLE COMPANY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenant/Joint Tenant w/ Right Of Survivorship |
| Address | 521 E RAILROAD AVE COTATI CA 949319608, COTATI, CA 94931-9608 |
| Document Type | Affidavit of Death of Joint Tenant |
|---|---|
| Jurisdiction | SONOMA CA |
| Recording Date | Apr 25, 2017 |
| Property Address | 521 E RAILROAD AVE, COTATI, CA 94931-9608 |
| Document Number | 0000031740 |
| Map Reference | PM1903-A MAP148 PG19 |
| Instrument Date | Apr 18, 2017 |
| Instrument | 2017031740 |
| Transaction Type | Transfer |
| Record Updated | Aug 19, 2021 |
| Title Company | FIDELITY NATIONAL TITLE CO |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Zero or No Consideration Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 521 E RAILROAD AVE, COTATI, CA 94931-9608 |
Source: Sonoma County records · Assessment roll updated April 13, 2026 · Last verified June 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 | $6,043.00 (+3.07%) Homeowner's exemption | $493,635 (+4.04%) Land $280,861 Building $212,774 |
| 2023 | $5,863.00 (+1.81%) Homeowner's exemption | $474,467 Land $269,955 Building $204,512 |
| 2022 | $5,759.00 |
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