Contra Costa County property record for 40 Corwin Dr, Alamo, CA 94507 · Last verified July 2026
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 3.5 ba · 3,241 sqft · built 1963 |
| Lot Size | 0.54 acres (23,522 sqft) |
| Owner | Individual Name on File |
| Last Sale | $2,560,000 (Oct 2019) |
| Tax Bill | $31,285 (2025) |
| Deeds & Mortgages | Feb 2017 Line of Credit Oct 2019 Sale & Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 198-140-009-4 |
| Primary APN | 198-140-009-4 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 10 Rooms |
| Stories | 1 Story |
| Building Area | 3,241 sqft Living Area |
| 1st Floor Area | 3,241 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1963 |
|---|---|
| Effective Year Built | Effective 1995 |
| Lot Area | 23,522 sqft (0.54 acres) |
| Garage Type | Attached |
| Garage Area | 702 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Street Address | 40 CORWIN DR |
|---|---|
| City | ALAMO |
| State | CA |
| Zip | 94507-2104 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | RO SAN RAMON POR LOT 10 HEMME SUBN |
| Legal Subdivision | HEMME |
| Legal Lot Number | 10 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2003 |
| Census Tract | 345204 |
Source: Contra Costa County records · APN 198-140-009-4
Assessment roll updated July 14, 2026 · Last verified July 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 | 40 CORWIN DR, ALAMO, CA 94507-2104 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Feb 06, 2017 | Deed of Trust, Mortgage · Line of Credit COMERICA BANK |
| Oct 02, 2019 | Grant Deed, Transfer JMAC LENDING |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Oct 02, 2019 · Amount on Record |
| Deed Sale | Oct 02, 2019 · Amount on Record |
| Prior Sale | Oct 04, 2016 · Amount on Record |
| Deed Document Number | 2019165374 |
| Prior Transfer Date | Jan 31, 2002 |
| Prior Transfer Doc | 0000048489 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 40 CORWIN DR, ALAMO, CA 94507-2104 |
| Transaction Type | Mortgage |
| Record Updated | Nov 03, 2022 |
| Name | Verified Name |
|---|
| Document Number | 0000023301 |
|---|---|
| Date | Feb 06, 2017 |
| Instrument | 2017-023301 |
| Name | COMERICA BANK |
|---|---|
| Type | Bank |
| Address | DALLAS, TX 75201 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Oct 02, 2019 |
| Property Address | 40 CORWIN DR, ALAMO, CA 94507-2104 |
| Document Number | 0000165374 |
| Instrument Date | Sep 15, 2019 |
| Instrument | 165374 |
| Transaction Type | Transfer |
| Record Updated | Oct 16, 2019 |
| Title Company | OLD REPUBLIC TITLE |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on File |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $2,816.00 |
| Amount Accuracy | Full Value |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 40 CORWIN DR ALAMO CA 945072104, ALAMO, CA 94507-2104 |
| Document Number | 165375 |
|---|---|
| Date | Oct 02, 2019 |
| Instrument | 165375 |
| Name | JMAC LENDING |
|---|---|
| Type | Funding / Finance Company |
| Address | 2510 REDHILL AVE, SANTA ANA, CA 92705-5542 |
| Amount | Amount Recorded |
|---|---|
| Term | 360 Months |
| Due | Oct 01, 2049 |
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Unified School District | San Ramon Valley 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 |
|---|---|---|
| 2026 | $2,855,724 (+2%) Land $1,673,277 Building $1,182,447 | |
| 2025 | $31,285.00 (+3.6%) Homeowner's exemption | $2,799,730 (+4.04%) Land $1,640,468 Building $1,159,262 |
| 2023 | $30,199.00 (+0.75%) Homeowner's exemption | $2,691,015 Land $1,576,767 Building $1,114,248 |
| 2022 | $29,975.00 |
Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), updated October 12, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Special Flood Hazard Area | No |
| Wildfire Risk | Moderate above 53% of the US · above 31% of California |
|---|---|
| Wildfire Likelihood | About 1 in 752 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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