Contra Costa County property record for 4946 Thatcher Dr, Martinez, CA 94553 · Last verified July 2026
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2.5 ba · 1,793 sqft · built 1989 |
| Lot Size | 0.074 acres (3,200 sqft) |
| Owner | Individual Name on File |
| Last Sale | $445,000 (Jun 2008) |
| Tax Bill | $7,665 (2025) |
| Deeds & Mortgages | Apr 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 161-420-075-4 |
| Primary APN | 161-420-075-4 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 1,793 sqft Living Area |
| 1st Floor Area | 867 sqft |
| 2nd Floor Area | 926 sqft |
| Year Built | Built 1989 |
|---|---|
| Effective Year Built | Effective 1989 |
| Architectural Style | Cluster |
| Lot Area | 3,200 sqft (0.074 acres) |
| Garage Type | Attached |
| Garage Area | 418 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|
| Street Address | 4946 THATCHER DR |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-4386 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T6842 L28 |
| Legal Subdivision | SUBDIVISION 6842 |
| Legal Tract | 6842 |
| Legal Lot Number | 28 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 4 |
| Census Block | 4019 |
| Census Tract | 320004 |
Source: Contra Costa County records · APN 161-420-075-4
Assessment roll updated July 14, 2026 · Last verified July 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 4946 THATCHER DR, MARTINEZ, CA 94553-4386 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Single Person |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Jun 27, 2008 · Amount on Record |
| Deed Sale | Jun 27, 2008 · Amount on Record |
| Prior Sale | Jun 12, 2006 · Amount on Record |
| Deed Document Number | 2008144282 |
| Prior Transfer Date | Jun 06, 2006 |
| Prior Transfer Doc | 0000183291 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 4946 THATCHER DR, MARTINEZ, CA 94553-4386 |
| Transaction Type | Mortgage |
| Record Updated | Nov 03, 2022 |
| Title Company | TITLE CONNECT INC SANTA |
| Name | Verified Name |
|---|---|
| Address | 4946 THATCHER DR, MARTINEZ, CA 94553-4386 |
| Document Number | 0000100537 |
|---|---|
| Date | Apr 02, 2021 |
| Instrument | 2021-100537 |
| Name | LOANDEPOT.COM LLC |
|---|---|
| Type | Mortgage Company |
| Address | FOOTHILL RANCH, CA 92610 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 336 Months |
| Due | Apr 01, 2049 |
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Martinez City |
| Unified School District | Mount Diablo Unified School District (KG - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $596,185 (+2%) Land $267,946 Building $328,239 | |
| 2025 | $7,665.00 (+4.81%) Homeowner's exemption | $584,496 (+4.04%) Land $262,693 Building $321,803 |
| 2023 | $7,313.00 (+1.77%) Homeowner's exemption | $561,802 Land $252,494 Building $309,308 |
| 2022 | $7,186.00 |
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 |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
Values are read at the parcel center point; lenders make the official flood determination.
Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 454 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Xfinity | Cable | 2,000 / 250 |
| Unwired | Fixed Wireless | 300 / 25 |
| T-Mobile USA | Fixed Wireless | 100 / 20 |
May also be available at this address: AT&T, Verizon, Radiate Holdings. Availability varies by address; speeds are provider-advertised maximums, not measured.
5G and 4G LTE
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