Contra Costa County property record for 639 Skyline Dr, Martinez, CA 94553
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.5 ba · 2,087 sqft · built 1976 |
| Lot Size | 0.141 acres (6,120 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $535,000 (Dec 2012) |
| Tax Bill | $8,341 (2025) |
| Deeds & Mortgages | Jun 2020 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 164-391-002-7 |
| Primary APN | 164-391-002-7 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 2,087 sqft Living Area |
| 1st Floor Area | 1,193 sqft |
| 2nd Floor Area | 894 sqft |
| Year Built | Built 1976 |
|---|---|
| Effective Year Built | Effective 1977 |
| Lot Area | 6,120 sqft (0.141 acres) |
| Garage Type | Attached |
| Garage Area | 441 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|
| Street Address | 639 SKYLINE DR |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-6040 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | PUD |
| Legal Description | TRACT 4784 LOT 2 |
| Legal Subdivision | SUBDVISION 4784 |
| Legal Tract | 4784 |
| Legal Lot Number | 2 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2011 |
| Census Tract | 321103 |
639 Skyline Dr is owned and occupied by two individuals who acquired it in June 2024.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 639 SKYLINE DR, MARTINEZ, CA 94553-6040 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Community Property |
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 | 2 Names on Deed |
|---|---|
| Last Sale | Dec 6, 2012 · Amount on File |
| Deed Sale | Dec 6, 2012 · Amount on File |
| Prior Sale | Sep 13, 1999 · Amount on File |
| Deed Document Number | 2012311197 |
| Last Transfer Date | Jun 12, 2024 |
| Transfer Doc | 0000056533 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 639 SKYLINE DR, MARTINEZ, CA 94553-6040 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | FIRST AMERICAN TITLE |
| Name | Verified Name |
|---|
| Document Number | 0000128633 |
|---|---|
| Date | Jun 30, 2020 |
| Instrument | 2020-128633 |
| Name | NEWREZ LLC |
|---|---|
| Type | Non-Lending Institution |
| Address | FORT WASHINGTON, PA 19034 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Jul 1, 2050 |
The 2025 property tax bill for 639 Skyline Dr was $8,341.
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 | $671,977 (+2%) Land $408,212 Building $263,765 | |
| 2025 | $8,341.00 | $658,802 Land $400,208 Building $258,594 |
| 2023 | $7,935.00 (+0.86%) Homeowner's exemption | $633,221 Land $384,668 Building $248,553 |
| 2022 | $7,867.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 639 Skyline Dr in Zone X, an area of minimal flood risk, though there have been 4 flood claims nearby since 1995.
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 |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 8 in force |
| Nearby Flood Claims | 4 (1995–1998) |
| Claims Outside the SFHA | 1 of 4 |
| Most Recent Claim | Mar 1998 · Severe Winter Storms And Flooding |
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 639 Skyline Dr is moderate, ranking above 68% of the US, with a 0.3% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 68% of the US · above 43% of California |
|---|---|
| Wildfire Likelihood | 0.3% 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 | CITY OF MARTINEZ serves 31,015 people · EPA ID CA0710006 |
|---|---|
| Water Source | Purchased surface water from CONTRA COSTA WATER DISTRICT |
| Last State Inspection | Oct 2025 |
| Lead | Under 1 ppb (2023–2025) 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 132 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 |
May also be available: T-Mobile.
5G (outdoors only) and 4G LTE
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