Contra Costa County property record for 421 Constantine Ct, San Ramon, CA 94583 · Last verified July 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 3 Beds |
| Bathrooms | 3 Baths |
| Year Built | Built 2008 |
| Square Footage | 1,878 sqft Living Area |
| Lot Size | 2,254 sqft (0.052 acres) |
| Garage | Attached, 514 sqft |
| Last Sale | $600,000 (2008) |
| Tax Bill | $9,592.00 (2025) |
| Primary APN | 208-740-040 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 8 Rooms |
| Building Area | 1,878 sqft Living Area |
| 1st Floor | 814 sqft 1st Floor |
| 2nd Floor | 500 sqft 2nd Floor |
| Basement Area | 564 sqft Basement |
| Stories | 2 Stories |
| Year Built | Built 2007 |
|---|---|
| Effective Year Built | Effective 2008 |
| Architectural Style | Cluster Style |
| Lot Area | 2,254 sqft (0.052 acres) |
| Parking Spaces | 2 Parking Spaces |
| Garage Type | Attached Garage |
| Garage Area | 514 sqft Garage |
| Cooling System | Central Cooling |
|---|
| Street Address | 421 CONSTANTINE CT |
|---|---|
| City | SAN RAMON |
| State | CA |
| Zip | 94583-3520 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | T8797 L40 |
| Legal Subdivision | SUBDIVISION 8797 |
| Legal Tract | 8797 |
| Legal Lot Number | 40 |
| Jurisdiction | CONTRA COSTA CA |
| Minor Civil Division | CENTRAL CONTRA COSTA |
| Census Blockgroup | 2 |
| Census Block | 2005 |
| Census Tract | 345205 |
Source: Contra Costa County records · APN 208-740-040
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 | 140 LOUISE LN, DAVIS, CA 95618-4868 |
| Owner Type | Owner is an Individual, Couple or Unincorporated Entity |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | May 29, 2008 · Amount on Record |
| Deed Sale | May 29, 2008 · Amount on Record |
| Deed Doc Number | 2008118869 |
| Last Transfer Date | May 16, 2025 |
| Transfer Doc | 0000066533 |
| Record Refreshed | Sep 20, 2026 |
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | San Ramon City |
| 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 | $803,721 (+2%) Land $401,795 Building $401,926 | |
| 2025 | $9,592.00 (+3.84%) | $787,963 (+4.04%) Land $393,917 Building $394,046 |
| 2023 | $9,237.00 (+0.75%) | $757,368 Land $378,622 Building $378,746 |
| 2022 | $9,168.00 |
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