Contra Costa County property record for 85 Marston Rd, Orinda, CA 94563
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2.5 ba · 1,858 sqft · built 1929 |
| Lot Size | 0.403 acres (17,550 sqft) |
| Owner | Trust Name on File |
| Tax Bill | $8,435 (2025) |
| Deeds & Mortgages | May 2021 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | 264-020-018 |
| Primary APN | 264-020-018 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,858 sqft Living Area |
| 1st Floor Area | 1,218 sqft |
| Basement Area | 640 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1929 |
|---|---|
| Effective Year Built | Effective 1929 |
| Architectural Style | Contemporary |
| Exterior Material | Wood Siding |
| Construction Type | Frame |
| Roof Material | Wood Shingle |
| Lot Area | 17,550 sqft (0.403 acres) |
| View / Lot | Woodland |
| Garage Type | Detached |
| Garage Area | 450 sqft |
| Parking Spaces | 2 Parking Spaces |
| Deck Area | Deck Area |
| Heating System | Forced Air with A/C |
|---|---|
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 85 MARSTON RD |
|---|---|
| City | ORINDA |
| State | CA |
| Zip | 94563-1606 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | ORINDA VILLA PARK POR LOTS 3 & 4 |
| Legal Subdivision | ORINDA VILLA PARK |
| Legal Lot Number | 3,4 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1009 |
| Census Tract | 354001 |
85 Marston Rd is owner-occupied and held in a trust since April 2021.
Source: Contra Costa County records, as of July 14, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 85 MARSTON RD, ORINDA, CA 94563-1606 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | Apr 8, 2021 |
| Transfer Doc | 0000139715 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | May 10, 2021 |
| Property Address | 85 MARSTON RD, ORINDA, CA 94563-1606 |
| Document Number | 0000139715 |
| Map Reference | MB 11 PG 263 |
| Instrument Date | Apr 8, 2021 |
| Instrument | 2021-139715 |
| Transaction Type | Transfer |
| Record Updated | Jun 7, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 85 MARSTON RD, ORINDA, CA 94563-1606 |
The 2025 property tax bill for 85 Marston Rd was $8,435 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 | Orinda City |
| Secondary School District | Acalanes Union High School District (09 - 12) |
| Elementary School District | Orinda Union Elementary School District (KG - 08) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $577,021 (+2%) Land $328,390 Building $248,631 | |
| 2025 | $8,435.00 Homeowner's exemption | $565,707 Land $321,951 Building $243,756 |
| 2023 | $8,168.00 (+4.88%) Homeowner's exemption | $543,742 Land $309,450 Building $234,292 |
| 2022 | $7,788.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 85 Marston Rd in Zone X, an area of minimal flood risk, though there have been 5 flood claims nearby since 1982.
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 |
| Nearby Flood Policies | 6 in force |
| Nearby Flood Claims | 5 (1982–2005) |
| Claims Outside the SFHA | 3 of 5 |
| Most Recent Claim | Dec 2005 · Severe Storms, Flooding, Mudslides, And Landslides |
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.
Wildfire risk around 85 Marston Rd is moderate, ranking above 67% of the US, with a 0.3% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 67% of the US · above 42% of California |
|---|---|
| Wildfire Likelihood | 0.3% 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 48 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: T-Mobile.
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