Contra Costa County property record for 871 Willow St, Martinez, CA 94553
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,739 sqft · built 1941 |
| Lot Size | 0.149 acres (6,480 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $1,075,000 (Jun 2024) |
| Tax Bill | $13,754 (2025) |
| Deeds & Mortgages | Dec 2023 Transfer Oct 2021 Mortgage + 2 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 373-071-009-6 |
| Primary APN | 373-071-009-6 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 8 Rooms |
| Stories | 1 Story |
| Building Area | 2,739 sqft Living Area |
| 1st Floor Area | 1,563 sqft |
| Basement Area | 1,176 sqft |
| Year Built | Built 1941 |
|---|---|
| Effective Year Built | Effective 1975 |
| Lot Area | 6,480 sqft (0.149 acres) |
| Garage Type | Attached |
| Garage Area | 420 sqft |
| Parking Spaces | 2 Parking Spaces |
| Heating System | Central |
|---|
| Street Address | 871 WILLOW ST |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-1347 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R1 |
| Legal Description | POR RO LAS JUNTAS |
| Legal Subdivision | HOMESTEAD |
| Legal Block | E |
| Legal Lot Number | 3 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1035 |
| Census Tract | 317000 |
Source: Contra Costa County assessment roll, as of July 14, 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 File |
|---|---|
| Mailing Address | 871 WILLOW ST, MARTINEZ, CA 94553-1347 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Dec 13, 2023 | Intrafamily Transfer, Transfer |
| Oct 6, 2021 | Deed of Trust, Mortgage · Conventional Mortgage OPTIMUM FIRST INC |
| May 3, 2022 | Grant Deed, Transfer · Conventional Mortgage ROCKET MORTGAGE LLC |
| Jun 5, 2020 | Grant Deed, Transfer · Conventional with PMI CALIBER HM LOANS |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Jun 26, 2024 · Amount on Record |
| Deed Sale | Jun 26, 2024 · Amount on Record |
| Prior Sale | May 3, 2022 · Amount on Record |
| Deed Document Number | 202460931 |
| Prior Transfer Date | Nov 29, 2023 |
| Prior Transfer Doc | 0000131932 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Dec 13, 2023 |
| Property Address | 871 WILLOW ST, MARTINEZ, CA 94553-1347 |
| Document Number | 0000131932 |
| Instrument Date | Dec 1, 2023 |
| Instrument | 2023-131932 |
| Transaction Type | Transfer |
| Record Updated | Dec 21, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Tenants in Common |
| Address | 871 WILLOW ST, MARTINEZ, CA 94553-1347 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 871 WILLOW ST, MARTINEZ, CA 94553-1347 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | WFG NATIONAL TITLE |
| Name | Verified Name |
|---|---|
| Address | 871 WILLOW ST, MARTINEZ, CA 94553-1347 |
| Document Number | 0000276851 |
|---|---|
| Date | Oct 6, 2021 |
| Instrument | 2021-276851 |
| Name | OPTIMUM FIRST INC |
|---|---|
| Type | Mortgage Company |
| Address | FOUNTAIN VALLEY, CA 92708 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Nov 1, 2051 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | May 3, 2022 |
| Property Address | 871 WILLOW ST, MARTINEZ, CA 94553-1347 |
| Document Number | 0000076216 |
| Map Reference | MB 1 PG 14 |
| Instrument Date | Apr 28, 2022 |
| Instrument | 2022-076216 |
| Transaction Type | Transfer |
| Record Updated | Nov 3, 2022 |
| Title Company | PLACER TITLE COMPANY |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on File |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants |
| Address | 871 WILLOW ST, MARTINEZ, CA 94553-1347 |
| Document Number | 0000076217 |
|---|---|
| Date | May 3, 2022 |
| Instrument | 2022-076217 |
| Name | ROCKET MORTGAGE LLC |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | May 1, 2052 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jun 5, 2020 |
| Property Address | 871 WILLOW ST, MARTINEZ, CA 94553-1347 |
| Document Number | 0000108297 |
| Instrument Date | Jun 3, 2020 |
| Instrument | 108297 |
| Transaction Type | Transfer |
| Record Updated | Jun 16, 2020 |
| Title Company | OLD REPUBLIC TITLE |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on File |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $902.00 |
| Amount Accuracy | Full Value |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property |
| Address | 871 WILLOW ST MARTINEZ CA 945531347, MARTINEZ, CA 94553-1347 |
| Document Number | 108298 |
|---|---|
| Date | Jun 5, 2020 |
| Instrument | 108298 |
| Name | CALIBER HM LOANS |
|---|---|
| Type | Funding / Finance Company |
| Address | COPPELL, TX 75019 |
| Type | Conventional with PMI |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Jun 4, 2050 |
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 | Martinez Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,118,430 (+2%) Land $650,250 Building $468,180 | |
| 2025 | $13,754.00 (-7.49%) Homeowner's exemption | $1,096,500 (-10.42%) Land $637,500 Building $459,000 |
| 2023 | $14,867.00 (+41.13%) Homeowner's exemption | $1,224,000 Land $872,100 Building $351,900 |
| 2022 | $10,534.00 |
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 |
| Nearby Flood Policies | 6 in force |
| Nearby Flood Claims | 1 (2006) |
| Most Recent Claim | Mar 2006 · rainfall accumulation |
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 80% of the US · lower than 88% of California |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | Direct burnable vegetation at the parcel |
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 99 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Radiate Holdings Fiber · Cable in parts of the area | 1,500 / 1,500 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless · DSL | 100 / 20 |
May also be available: Unwired.
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