Contra Costa County property record for 4040 Marblehead Dr, San Ramon, CA 94582
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 3 ba · 3,433 sqft · built 1983 |
| Lot Size | 0.445 acres (19,392 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $6,804 (2025) |
| Deeds & Mortgages | Oct 2020 Mortgage Oct 2020 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 212-451-006-2 |
| Primary APN | 212-451-006-2 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 11 Rooms |
| Stories | 2 Stories |
| Building Area | 3,433 sqft Living Area |
| Gross Area | 4,115 sqft |
| 1st Floor Area | 2,158 sqft |
| 2nd Floor Area | 1,275 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1983 |
|---|---|
| Effective Year Built | Effective 1988 |
| Architectural Style | Cluster |
| Exterior Material | Stucco |
| Roof Material | Wood Shingle |
| Lot Area | 19,392 sqft (0.445 acres) |
| Garage Type | Attached |
| Garage Area | 682 sqft |
| Parking Spaces | 2 Parking Spaces |
| Heating System | Forced Air with A/C |
|---|---|
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 4040 MARBLEHEAD DR |
|---|---|
| City | SAN RAMON |
| State | CA |
| Zip | 94582-2860 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T05599 L0006 B EX M/R |
| Legal Subdivision | SUBDIVISION 5599 |
| Legal Tract | 05599 |
| Legal Lot Number | 6 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 4 |
| Census Block | 4018 |
| Census Tract | 345112 |
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 | Company Name on Record |
|---|---|
| Mailing Address | 4040 MARBLEHEAD DR, SAN RAMON, CA 94582-2860 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| Oct 20, 2020 | Intrafamily Transfer, Transfer · Conventional Mortgage NETWORK CAPITAL FUNDING CORP |
| Oct 20, 2020 | Quit Claim Deed, Transfer UNISOURCE |
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | Sep 25, 2020 |
| Transfer Doc | 0000243553 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Oct 20, 2020 |
| Property Address | 4040 MARBLEHEAD DR, SAN RAMON, CA 94582-2860 |
| Document Number | 0000243553 |
| Map Reference | MB 246 PG 27 |
| Instrument Date | Sep 25, 2020 |
| Instrument | 2020-243553 |
| Transaction Type | Transfer |
| Record Updated | Nov 3, 2022 |
| Title Company | UNISOURCE |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants |
| Address | 4040 MARBLEHEAD DR, SAN RAMON, CA 94582-2860 |
| Document Number | 0000243554 |
|---|---|
| Date | Oct 20, 2020 |
| Instrument | 2020-243554 |
| Name | NETWORK CAPITAL FUNDING CORP |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 300 Months |
| Due | Oct 1, 2045 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Oct 20, 2020 |
| Property Address | 4040 MARBLEHEAD DR, SAN RAMON, CA 94582-2860 |
| Document Number | 0000243555 |
| Instrument Date | Sep 25, 2020 |
| Instrument | 243555 |
| Transaction Type | Transfer |
| Record Updated | Oct 30, 2020 |
| Title Company | UNISOURCE |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 4040 MARBLEHEAD DR SAN RAMON CA 945822860, SAN RAMON, CA 94582-2860 |
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 | $565,949 (+2%) Land $181,300 Building $384,649 | |
| 2025 | $6,804.00 (+3.78%) Homeowner's exemption | $554,853 (+4.04%) Land $177,746 Building $377,107 |
| 2023 | $6,556.00 (+0.72%) Homeowner's exemption | $533,309 Land $170,845 Building $362,464 |
| 2022 | $6,509.00 |
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 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 1 in force |
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 55% of the US · lower than 67% of California |
|---|---|
| Wildfire Likelihood | 0.1% 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 182 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| Etheric Networks Fixed Wireless | 250 / 100 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless · DSL | 100 / 20 |
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