Contra Costa County property record for 412 Constantine Ct, San Ramon, CA 94583
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2.5 ba · 1,762 sqft · built 2006 |
| Lot Size | 0.049 acres (2,130 sqft) |
| Owner | Individual Name on File |
| Last Sale | $1,230,000 (Jul 2024) |
| Tax Bill | $14,378 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 208-740-051-7 |
| Primary APN | 208-740-051-7 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 8 Rooms |
| Stories | 2 Stories |
| Building Area | 1,762 sqft Living Area |
| 1st Floor Area | 735 sqft |
| 2nd Floor Area | 1,027 sqft |
| Year Built | Built 2006 |
|---|---|
| Effective Year Built | Effective 2007 |
| Architectural Style | Cluster |
| Lot Area | 2,130 sqft (0.049 acres) |
| Garage Type | Attached |
| Garage Area | 490 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|
| Street Address | 412 CONSTANTINE CT |
|---|---|
| City | SAN RAMON |
| State | CA |
| Zip | 94583-3520 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T8797 L51 |
| Legal Subdivision | LAUDERHILL SUB 8797 |
| Legal Tract | 8797 |
| Legal Lot Number | 51 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2005 |
| Census Tract | 345205 |
Source: Contra Costa County records · APN 208-740-051-7
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 | 1614 CAMARENA PL, SAN JOSE, CA 95121-1786 |
| Owner Type | Individual |
| Vesting | Single |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Jul 26, 2024 · Amount on Record |
| Deed Sale | Jul 26, 2024 · Amount on Record |
| Prior Sale | Aug 13, 2015 · Amount on Record |
| Deed Document Number | 202472000 |
| Prior Transfer Date | Jul 12, 2012 |
| Prior Transfer Doc | 0000169974 |
| Record Updated | 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 | $1,254,600 (+2%) Land $714,000 Building $540,600 | |
| 2025 | $14,378.00 (+45.26%) | $1,230,000 (+50.35%) Land $700,000 Building $530,000 |
| 2023 | $9,898.00 (+0.75%) | $818,094 Land $517,710 Building $300,384 |
| 2022 | $9,824.00 |
Source: FEMA National Flood Hazard Layer as of October 12, 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone A, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Wildfire Risk | Moderate above 59% of the US · lower than 64% of California |
|---|---|
| Wildfire Likelihood | 0.2% annual chance |
| Exposure | Indirect within ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 2,000 |
| Verizon Fixed Wireless | 1,000 / 75 |
| Unwired Fixed Wireless | 300 / 25 |
| Etheric Communications, LLC. Fixed Wireless | 250 / 100 |
May also be available: AT&T, T-Mobile USA.
Based on FCC filings for 539 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | EAST BAY MUD serves 1,468,000 people |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Dec 2021 |
| Lead | Under 1 ppb (2022–2024) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None last 3 years |
Results are for the whole water system as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. This system sells water to local utilities; the supplier billing this address may be one of them. The full violation and enforcement history is in the system's EPA record.
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