Contra Costa County property record for 148 Summerset Ct, San Ramon, CA 94583
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,294 sqft · built 1987 |
| Lot Size | 0.123 acres (5,355 sqft) |
| Owner | Trust Name on File |
| Tax Bill | $7,151 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 213-440-009-8 |
| Primary APN | 213-440-009-8 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 11 Rooms |
| Stories | 2 Stories |
| Building Area | 2,294 sqft Living Area |
| 1st Floor Area | 1,298 sqft |
| 2nd Floor Area | 996 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1987 |
|---|---|
| Effective Year Built | Effective 1987 |
| Architectural Style | Ranch |
| Exterior Material | Wood |
| Roof Material | Wood Shingle |
| Lot Area | 5,355 sqft (0.123 acres) |
| Garage Type | Attached |
| Garage Area | 430 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 148 SUMMERSET CT |
|---|---|
| City | SAN RAMON |
| State | CA |
| Zip | 94583-4462 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T6643 L9 |
| Legal Tract | 6643 |
| Legal Lot Number | 9 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1000 |
| Census Tract | 345111 |
148 Summerset Ct is owner-occupied and held in a trust since February 2015.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 148 SUMMERSET CT, SAN RAMON, CA 94583-4462 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | Feb 14, 2015 |
| Transfer Doc | 0000043401 |
| Record Updated | Sep 20, 2026 |
The 2025 property tax bill for 148 Summerset Ct was $7,151 with a homeowner's exemption.
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 | $581,212 (+2%) Land $239,163 Building $342,049 | |
| 2025 | $7,151.00 Homeowner's exemption | $569,817 Land $234,474 Building $335,343 |
| 2023 | $6,866.00 (+1.12%) Homeowner's exemption | $547,692 Land $225,370 Building $322,322 |
| 2022 | $6,790.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 148 Summerset Ct in Zone X, an area of minimal flood risk.
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.
Wildfire risk around 148 Summerset Ct is low, with a 0.05% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 65% of the US · lower than 79% of California |
|---|---|
| Wildfire Likelihood | 0.05% 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 686 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 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| AT&T DSL · Fixed Wireless in parts of the area | 100 / 20 |
May also be available: T-Mobile, Verizon.
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