Contra Costa County property record for 128 Ardith Dr, Orinda, CA 94563
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 3.5 ba · 3,130 sqft · built 1978 |
| Lot Size | 0.83 acres (36,150 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $2,050,000 (Apr 2025) |
| Tax Bill | $6,990 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 271-321-019-9 |
| Primary APN | 271-321-019-9 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 3.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 13 Rooms |
| Stories | 1 Story |
| Building Area | 3,130 sqft Living Area |
| Gross Area | 3,606 sqft |
| 1st Floor Area | 1,503 sqft |
| Basement Area | 1,627 sqft |
| Year Built | Built 1978 |
|---|---|
| Effective Year Built | Effective 1979 |
| Lot Area | 36,150 sqft (0.83 acres) |
| Garage Type | Attached |
| Garage Area | 476 sqft |
| Parking Spaces | 2 Parking Spaces |
| Street Address | 128 ARDITH DR |
|---|---|
| City | ORINDA |
| State | CA |
| Zip | 94563-4202 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TRACT 2591 LOT 31 EX MR |
| Legal Subdivision | SUBDIVISION2591 |
| Legal Tract | 2591 |
| Legal Lot Number | 31 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 3 |
| Census Block | 3005 |
| Census Tract | 352201 |
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 | 2 Individual Names on Record |
|---|---|
| Mailing Address | 128 ARDITH DR, ORINDA, CA 94563-4202 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Community Property |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Apr 30, 2025 · Amount on Record |
| Deed Sale | Apr 30, 2025 · Amount on Record |
| Deed Document Number | 202541868 |
| Prior Transfer Date | Sep 12, 2001 |
| Prior Transfer Doc | 0000353323 |
| 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 | 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 | $2,091,000 (+388.52%) Land $1,377,000 Building $714,000 | |
| 2025 | $6,990.00 (+3.17%) | $428,027 (+4.04%) Land $133,610 Building $294,417 |
| 2023 | $6,775.00 (+5.63%) | $411,409 Land $128,423 Building $282,986 |
| 2022 | $6,414.00 |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
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 | 4 (1982–2005) |
| Claims Outside the SFHA | 1 of 4 |
| 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 51% of the US · lower than 69% 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 332 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber | 5,000 / 5,000 |
| Xfinity Cable | 1,200 / 35 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: Etheric Networks.
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