Contra Costa County property record for 257 Sunnybrae Dr, Martinez, CA 94553
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 2,081 sqft · built 1979 |
| Lot Size | 0.177 acres (7,700 sqft) |
| Owner | Individual Name on File |
| Last Sale | $600,000 (Apr 2014) |
| Tax Bill | $9,201 (2025) |
| Deeds & Mortgages | Jul 2017 Mortgage Mar 2021 Mortgage + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 154-712-007-9 |
| Primary APN | 154-712-007-9 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 2,081 sqft Living Area |
| Gross Area | 2,573 sqft |
| 1st Floor Area | 1,340 sqft |
| 2nd Floor Area | 741 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1979 |
|---|---|
| Effective Year Built | Effective 1995 |
| Architectural Style | Ranch |
| Exterior Material | Stucco |
| Construction Type | Frame |
| Roof Material | Wood Shingle |
| Lot Area | 7,700 sqft (0.177 acres) |
| Garage Type | Attached |
| Garage Area | 492 sqft |
| Parking Spaces | 2 Parking Spaces |
| Heating System | Central |
|---|---|
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 257 SUNNYBRAE DR |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-5857 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R75 |
| Legal Description | T05139 L0007 B EX MR |
| Legal Subdivision | SUBDIVISION 5139 |
| Legal Tract | 05139 |
| Legal Lot Number | 7 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 3 |
| Census Block | 3013 |
| Census Tract | 321102 |
257 Sunnybrae Dr is owned and occupied by an individual who bought it in April 2014.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 257 SUNNYBRAE DR, MARTINEZ, CA 94553-5857 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Sole Owner |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Jul 31, 2017 | Deed of Trust, Mortgage · Conventional Mortgage WELLS FARGO BANK NA |
| Mar 12, 2021 | Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LOANS LLC |
| Jul 15, 2022 | Deed of Trust, Mortgage · Line of Credit THIRD FSLA OF CLEVELAND |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Apr 1, 2014 · Amount on File |
| Deed Sale | Apr 1, 2014 · Amount on File |
| Deed Document Number | 201449104 |
| Prior Transfer Date | Feb 18, 1997 |
| Prior Transfer Doc | 0000031275 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 257 SUNNYBRAE DR, MARTINEZ, CA 94553-5857 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | LAWYERS TITLE CO OF BAY AREA |
| Name | Verified Name |
|---|
| Document Number | 0000137066 |
|---|---|
| Date | Jul 31, 2017 |
| Instrument | 2017-137066 |
| Name | WELLS FARGO BANK NA |
|---|---|
| Type | Bank |
| Address | SIOUX FALLS, SD 57104 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Aug 1, 2047 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 257 SUNNYBRAE DR, MARTINEZ, CA 94553-5857 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | CHICAGO TITLE |
| Name | Verified Name |
|---|---|
| Address | 257 SUNNYBRAE DR, MARTINEZ, CA 94553-5857 |
| Document Number | 0000076028 |
|---|---|
| Date | Mar 12, 2021 |
| Instrument | 2021-076028 |
| Name | QUICKEN LOANS LLC |
|---|---|
| Type | Mortgage Company |
| Address | DETROIT, MI 48226 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Apr 1, 2051 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 257 SUNNYBRAE DR, MARTINEZ, CA 94553-5857 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | TITLE365 |
| Name | Verified Name |
|---|---|
| Address | 257 SUNNYBRAE DR, MARTINEZ, CA 94553-5857 |
| Document Number | 0000113724 |
|---|---|
| Date | Jul 15, 2022 |
| Instrument | 2022-113724 |
| Name | THIRD FSLA OF CLEVELAND |
|---|---|
| Type | Bank |
| Address | CLEVELAND, OH 44105 |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Jun 30, 2052 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
The 2025 property tax bill for 257 Sunnybrae Dr was $9,201.
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Martinez City |
| Unified School District | Mount Diablo Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $750,213 (+2%) Land $500,144 Building $250,069 | |
| 2025 | $9,201.00 | $735,504 Land $490,338 Building $245,166 |
| 2023 | $8,842.00 (+0.84%) | $706,946 Land $471,299 Building $235,647 |
| 2022 | $8,768.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 257 Sunnybrae Dr in Zone X, an area of minimal flood risk, though there have been 2 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 Claims | 2 (1982–1995) |
| Claims Outside the SFHA | 1 of 2 |
| Most Recent Claim | Jan 1995 · Severe Winter Storms, Flooding, Landslides, Mud Flows |
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 257 Sunnybrae Dr is low, with a 0.04% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 67% of the US · lower than 81% of California |
|---|---|
| Wildfire Likelihood | 0.04% annual chance |
| Exposure | None beyond ember reach |
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 | CONTRA COSTA WATER DISTRICT serves 210,500 people · EPA ID CA0710003 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Jan 2022 |
| Lead | Under 1 ppb (2026–2028) 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.
Source: FCC Broadband Data Collection, based on 371 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless · DSL | 100 / 20 |
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