Contra Costa County property record for 668 Greylyn Dr, San Ramon, CA 94583
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 2.5 ba · 2,109 sqft · built 1997 |
| Lot Size | 0.08 acres (3,500 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $870,000 (Oct 2015) |
| Tax Bill | $12,022 (2025) |
| Deeds & Mortgages | Jun 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 210-810-115-1 |
| Primary APN | 210-810-115-1 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 2,109 sqft Living Area |
| 1st Floor Area | 826 sqft |
| 2nd Floor Area | 1,283 sqft |
| Year Built | Built 1997 |
|---|---|
| Effective Year Built | Effective 1997 |
| Lot Area | 3,500 sqft (0.08 acres) |
| Garage Type | Attached |
| Garage Area | 410 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|
| Street Address | 668 GREYLYN DR |
|---|---|
| City | SAN RAMON |
| State | CA |
| Zip | 94583-4103 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T7884 L38 |
| Legal Subdivision | SUBDIVISION 7884 |
| Legal Tract | 7884 |
| Legal Lot Number | 38 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 4 |
| Census Block | 4003 |
| Census Tract | 345101 |
668 Greylyn Dr is owned and occupied by two individuals who bought it in October 2015.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 668 GREYLYN DR, SAN RAMON, CA 94583-4103 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Joint Tenants |
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 | 2 Names on Deed |
|---|---|
| Last Sale | Oct 16, 2015 · Amount on File |
| Deed Sale | Oct 16, 2015 · Amount on File |
| Prior Sale | Dec 3, 1997 · Amount on File |
| Deed Document Number | 2015214082 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 668 GREYLYN DR, SAN RAMON, CA 94583-4103 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | FIDELITY NATIONAL TITLE |
| Name | Verified Name |
|---|---|
| Address | 668 GREYLYN DR, SAN RAMON, CA 94583-4103 |
| Document Number | 0000167845 |
|---|---|
| Date | Jun 9, 2021 |
| Instrument | 2021-167845 |
| Name | HOME POINT FINANCIAL CORPORATION |
|---|---|
| Type | Mortgage Company |
| Address | PARSIPPANY, NJ 07054 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Jul 1, 2051 |
The 2025 property tax bill for 668 Greylyn Dr was $12,022 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 | $1,050,495 (+2%) Land $664,107 Building $386,388 | |
| 2025 | $12,022.00 Homeowner's exemption | $1,029,898 Land $651,086 Building $378,812 |
| 2023 | $11,590.00 (+1%) Homeowner's exemption | $989,907 Land $625,804 Building $364,103 |
| 2022 | $11,475.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 668 Greylyn Dr in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.
Source: FEMA National Flood Hazard Layer, effective October 12, 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 |
Values are read at the parcel center point; lenders make the official flood determination.
Wildfire risk around 668 Greylyn Dr is low, with less than a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 99.1% of the US · lower than 99.2% of California |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond ember reach |
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 764 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable · Fiber in parts of the area | 2,000 / 2,000 |
| Unwired Fixed Wireless | 300 / 25 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: AT&T, Verizon.
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