Contra Costa County property record for 20 Greenfield Dr, Moraga, CA 94556
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 3 ba · 3,175 sqft · built 1973 |
| Lot Size | 0.5 acres (21,780 sqft) |
| Owner | Individual Name on File |
| Last Sale | $820,000 (Apr 2011) |
| Tax Bill | $13,396 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 255-482-002-3 |
| Primary APN | 255-482-002-3 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 12 Rooms |
| Stories | 1 Story |
| Building Area | 3,175 sqft Living Area |
| 1st Floor Area | 2,376 sqft |
| Basement Area | 799 sqft |
| Year Built | Built 1973 |
|---|---|
| Effective Year Built | Effective 1974 |
| Lot Area | 21,780 sqft (0.5 acres) |
| Garage Type | Attached |
| Garage Area | 414 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|
| Street Address | 20 GREENFIELD DR |
|---|---|
| City | MORAGA |
| State | CA |
| Zip | 94556-1333 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R10 |
| Legal Description | TRACT 3289 LOT 50 EX MR |
| Legal Tract | 3289 |
| Legal Lot Number | 50 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 3 |
| Census Block | 3000 |
| Census Tract | 352201 |
20 Greenfield Dr is owned and occupied by an individual who bought it in April 2011.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 20 GREENFIELD DR, MORAGA, CA 94556-1333 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Single Person |
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 | Name on Deed |
|---|---|
| Last Sale | Apr 11, 2011 · Amount on File |
| Deed Sale | Apr 11, 2011 · Amount on File |
| Deed Document Number | 201173191 |
| Prior Transfer Date | Dec 22, 1997 |
| Prior Transfer Doc | 0000254118 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 20 Greenfield Dr was $13,396 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 | Moraga Town |
| Secondary School District | Acalanes Union High School District (09 - 12) |
| Elementary School District | Moraga Elementary School District (KG - 08) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,071,562 (+2%) Land $679,530 Building $392,032 | |
| 2025 | $13,396.00 Homeowner's exemption | $1,050,552 Land $666,206 Building $384,346 |
| 2023 | $12,668.00 (+1.58%) Homeowner's exemption | $1,009,760 Land $640,338 Building $369,422 |
| 2022 | $12,471.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 20 Greenfield Dr in Zone X, an area of minimal flood risk, though there have been 4 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 | 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.
Wildfire risk around 20 Greenfield Dr is moderate, ranking above 51% of the US, with a 0.1% annual chance of wildfire.
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 299 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 1,200 / 35 |
| Unwired Fixed Wireless | 300 / 25 |
May also be available: AT&T, Etheric Networks, T-Mobile, Verizon.
5G (outdoors only) and 4G LTE
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