Contra Costa County property record for 227 Opal Ct, San Ramon, CA 94582
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2.5 ba · 1,523 sqft · built 1997 |
| Lot Size | 0.048 acres (2,100 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $611,000 (Jul 2004) |
| Tax Bill | $10,711 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 213-810-124-7 |
| Primary APN | 213-810-124-7 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 1,523 sqft Living Area |
| 1st Floor Area | 668 sqft |
| 2nd Floor Area | 855 sqft |
| Year Built | Built 1997 |
|---|---|
| Effective Year Built | Effective 1997 |
| Architectural Style | Cluster |
| Lot Area | 2,100 sqft (0.048 acres) |
| Garage Type | Attached |
| Garage Area | 422 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|
| Street Address | 227 OPAL CT |
|---|---|
| City | SAN RAMON |
| State | CA |
| Zip | 94582-7706 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T7216 L124 |
| Legal Tract | 7216 |
| Legal Lot Number | 124 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1004 |
| Census Tract | 345118 |
Source: Contra Costa County records, as of July 14, 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 Record |
|---|---|
| Mailing Address | 227 OPAL CT, SAN RAMON, CA 94582-7706 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Single Person |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Jul 9, 2004 · Amount on Record |
| Deed Sale | Jul 9, 2004 · Amount on Record |
| Prior Sale | Oct 24, 2001 · Amount on Record |
| Deed Document Number | 2004262983 |
| Prior Transfer Date | Jul 1, 2004 |
| Prior Transfer Doc | 0000262982 |
| Record Updated | Oct 29, 2026 |
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | San Ramon City |
| Unified School District | San Ramon Valley Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $868,693 (+2%) Land $483,400 Building $385,293 | |
| 2025 | $10,711.00 (+4.07%) | $851,661 (+4.04%) Land $473,922 Building $377,739 |
| 2023 | $10,292.00 (+1.57%) | $818,592 Land $455,520 Building $363,072 |
| 2022 | $10,133.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
Source: FEMA National Flood Hazard Layer, effective October 12, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 42% of the US · lower than 75% of California |
|---|---|
| Wildfire Likelihood | 0.06% annual chance |
| Exposure | Direct burnable vegetation |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | EAST BAY MUD serves 1,468,000 people · EPA ID CA0110005 |
|---|---|
| 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, 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.
Source: FCC Broadband Data Collection, based on 301 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 2,000 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| AT&T DSL | 100 / 20 |
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