Contra Costa County property record for 288 Casper Pl, San Ramon, CA 94583
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,288 sqft · built 1967 |
| Lot Size | 0.164 acres (7,140 sqft) |
| Owner | 2 Company Names on File |
| Last Sale | $478,000 (Aug 2012) |
| Tax Bill | $7,210 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 210-541-031-6 |
| Primary APN | 210-541-031-6 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 1,288 sqft Living Area |
| 1st Floor Area | 1,288 sqft |
| Year Built | Built 1967 |
|---|---|
| Effective Year Built | Effective 1973 |
| Lot Area | 7,140 sqft (0.164 acres) |
| Garage Type | Attached |
| Garage Area | 446 sqft |
| Parking Spaces | 2 Parking Spaces |
| Heating System | Central |
|---|
| Street Address | 288 CASPER PL |
|---|---|
| City | SAN RAMON |
| State | CA |
| Zip | 94583-3537 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R-7 |
| Legal Description | TRACT 3471 LOT 84 EX MR |
| Legal Subdivision | AMENDED MAP OF COUNTY OF SAN DIEGO |
| Legal Tract | 3471 |
| Legal Lot Number | 84 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 3 |
| Census Block | 3002 |
| Census Tract | 345101 |
Source: Contra Costa County assessment roll, 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 | 2 Company Names on File |
|---|---|
| Mailing Address | 288 CASPER PL, SAN RAMON, CA 94583-3537 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Aug 28, 2012 · Amount on Record |
| Deed Sale | Aug 28, 2012 · Amount on Record |
| Prior Sale | Jun 27, 2002 · Amount on Record |
| Deed Document Number | 2012207460 |
| Last Transfer Date | Jan 9, 2014 |
| Transfer Doc | 0000003949 |
| Record Updated | Sep 20, 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 | $606,510 (+2%) Land $508,696 Building $97,814 | |
| 2025 | $7,210.00 (+3.77%) Homeowner's exemption | $594,619 (+4.04%) Land $498,722 Building $95,897 |
| 2023 | $6,948.00 (+0.74%) Homeowner's exemption | $571,531 Land $479,357 Building $92,174 |
| 2022 | $6,897.00 |
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| 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 | Low lower than 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | None beyond ember reach |
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 350 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 Communications, LLC. Fixed Wireless | 250 / 100 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless · DSL · Fiber in parts of the area | 100 / 20 |
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