Contra Costa County property record for 423 Tharp Dr, Moraga, CA 94556 · Last verified July 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 4 Beds |
| Bathrooms | 2 Baths |
| Year Built | Built 1970 |
| Square Footage | 2,285 sqft Living Area |
| Lot Size | 10,000 sqft (0.23 acres) |
| Garage | Attached, 450 sqft |
| Occupancy | Owner Occupied |
| Tax Bill | $3,665.00 (2025) |
Source: Contra Costa County records · APN 257-322-013
Assessment roll updated July 14, 2026 · Last verified July 2026
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| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 423 THARP DR, MORAGA, CA 94556-2528 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is a Company |
| Vesting | Owner is a Trust, Trust |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Transfer Date | Jun 18, 1998 |
| Transfer Doc | 0000141784 |
| Record Refreshed | Sep 20, 2026 |
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 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) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $205,746 (+2%) Land $49,978 Building $155,768 | |
| 2025 | $3,665.00 (+5.53%) Homeowner's exemption | $201,713 (+4.04%) Land $48,999 Building $152,714 |
| 2023 | $3,473.00 (+1.43%) Homeowner's exemption | $193,883 Land $47,098 Building $146,785 |
| 2022 | $3,424.00 |
Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), updated October 12, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified: October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Special Flood Hazard Area | No |
| Wildfire Risk | High above 77% of the US · above 53% of California |
|---|---|
| Wildfire Likelihood | About 1 in 201 per year |
| Exposure | Direct burnable vegetation at the parcel |
Values are read at the parcel center point; lenders make the official flood determination.
| Primary APN | 257-322-013 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 11 Rooms |
| Building Area | 2,285 sqft Living Area |
| 1st Floor | 2,285 sqft 1st Floor |
| Stories | 1 Stories |
| Year Built | Built 1966 |
|---|---|
| Effective Year Built | Effective 1970 |
| Lot Area | 10,000 sqft (0.23 acres) |
| Parking Spaces | 2 Parking Spaces |
| Garage Type | Attached Garage |
| Garage Area | 450 sqft Garage |
| Street Address | 423 THARP DR |
|---|---|
| City | MORAGA |
| State | CA |
| Zip | 94556-2528 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | TRACT 3279 LOT 54 EX MR |
| Legal Subdivision | SUBDIVISION #3279 |
| Legal Tract | 3279 |
| Legal Lot Number | 54 |
| Jurisdiction | CONTRA COSTA CA |
| Minor Civil Division | CENTRAL CONTRA COSTA |
| Census Blockgroup | 1 |
| Census Block | 1015 |
| Census Tract | 352102 |
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