Contra Costa County property record for 636 Ross Cir, Martinez, CA 94553
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 3 ba · 2,316 sqft · built 2000 |
| Lot Size | 0.108 acres (4,683 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $525,000 (Sep 2004) |
| Tax Bill | $9,606 (2025) |
| Deeds & Mortgages | Jul 2026 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 380-180-086-7 |
| Primary APN | 380-180-086-7 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 10 Rooms |
| Stories | 2 Stories |
| Building Area | 2,316 sqft Living Area |
| 1st Floor Area | 1,158 sqft |
| 2nd Floor Area | 1,158 sqft |
| Year Built | Built 2000 |
|---|---|
| Effective Year Built | Effective 2000 |
| Lot Area | 4,683 sqft (0.108 acres) |
| Garage Type | Attached |
| Garage Area | 379 sqft |
| Parking Spaces | 1 Parking Space |
| Cooling System | Central |
|---|
| Street Address | 636 ROSS CIR |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-2251 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | P1 |
| Legal Description | T7503 L28 |
| Legal Subdivision | 7503 |
| Legal Tract | 7503 |
| Legal Lot Number | 28 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2001 |
| Census Tract | 320001 |
Source: Contra Costa County records, as of July 21, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | 636 ROSS CIR, MARTINEZ, CA 94553-2251 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Community Property |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Sep 30, 2004 · Amount on Record |
| Deed Sale | Sep 30, 2004 · Amount on Record |
| Prior Sale | Sep 27, 2002 · Amount on Record |
| Deed Document Number | 2004376335 |
| Last Transfer Date | Aug 16, 2005 |
| Transfer Doc | 0000323581 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jul 14, 2026 |
| Property Address | 636 ROSS CIR, MARTINEZ, CA 94553-2251 |
| Document Number | 0000073659 |
| Instrument Date | Jul 6, 2026 |
| Instrument | 202673659 |
| Transaction Type | Mortgage |
| Record Updated | Jul 21, 2026 |
| Title Company | NONE LISTED ON DOCUMENT |
| Name | Verified Name |
|---|---|
| Address | 636 ROSS CIR, MARTINEZ, CA 94553-2251 |
| Document Number | 0000073659, |
|---|---|
| Date | Jul 14, 2026 |
| Instrument | 202673659 |
| Name | AMERISAVE MORTGAGE CORPORATION |
|---|
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Aug 1, 2056 |
| Rate Type | Fixed Rate |
|---|---|
| Rate | 6.48% |
| Initial Type | Fixed Rate |
| Max Rate | -1% |
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Unified School District | Martinez Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $746,561 (+2%) Land $326,999 Building $419,562 | |
| 2025 | $9,606.00 (+7.02%) | $731,924 (+4.04%) Land $320,588 Building $411,336 |
| 2023 | $8,976.00 (+2.45%) | $703,504 Land $308,140 Building $395,364 |
| 2022 | $8,761.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
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 |
| Flood Insurance Cost | Premium on Record median of 22 policies |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 22 in force |
| Nearby Flood Claims | 11 (1986–2022) |
| Claims Outside the SFHA | 2 of 11 |
| Most Recent Claim | Dec 2022 · Severe Winter Storms, Flooding, Landslides, And Mudslides |
| Claims by Event |
|
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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 99.8% of the US · lower than 99.8% of California |
|---|---|
| Wildfire Likelihood | Under 0.01% 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 497 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · Fixed Wireless, DSL in parts of the area | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 250 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Astound Broadband.
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