Contra Costa County property record for 309 Willowcreek Ln, Martinez, CA 94553
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,476 sqft · built 1980 |
| Lot Size | 0.116 acres (5,047 sqft) |
| Owner | 2 Trust Names on File |
| Last Sale | $530,000 (Jun 2004) |
| Tax Bill | $9,964 (2025) |
| Deeds & Mortgages | Dec 2022 Transfer Dec 2022 Transfer + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 377-231-001-1 |
| Primary APN | 377-231-001-1 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 9 Rooms |
| Stories | 1 Story |
| Building Area | 1,476 sqft Living Area |
| 1st Floor Area | 1,476 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1980 |
|---|---|
| Effective Year Built | Effective 1991 |
| Architectural Style | Cluster |
| Lot Area | 5,047 sqft (0.116 acres) |
| Garage Type | Attached |
| Garage Area | 470 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Street Address | 309 WILLOWCREEK LN |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-4136 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T05057 L0017 B |
| Legal Subdivision | SUBDIVISION 5057 |
| Legal Tract | 05057 |
| Legal Lot Number | 17 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1013 |
| Census Tract | 320003 |
309 Willowcreek Ln is owner-occupied and held in a trust since December 2022.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 309 WILLOWCREEK LN, MARTINEZ, CA 94553-4136 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
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 |
|---|---|
| Dec 9, 2022 | Intrafamily Transfer, Transfer |
| Dec 9, 2022 | Intrafamily Transfer, Transfer |
| Nov 5, 2020 | Deed of Trust, Mortgage · Conventional Mortgage FREEDOM MORTGAGE CORP |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jun 29, 2004 · Amount on File |
| Deed Sale | Jun 29, 2004 · Amount on File |
| Prior Sale | Dec 21, 2000 · Amount on File |
| Deed Document Number | 2004248752 |
| Last Transfer Date | Dec 5, 2022 |
| Transfer Doc | 0000182637 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Dec 9, 2022 |
| Property Address | 309 WILLOWCREEK LN, MARTINEZ, CA 94553-4136 |
| Document Number | 0000182637 |
| Map Reference | MB 224 PG 32 |
| Instrument Date | Dec 5, 2022 |
| Instrument | 2022-182637 |
| Transaction Type | Transfer |
| Record Updated | Jun 7, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 309 WILLOWCREEK LN, MARTINEZ, CA 94553-4136 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Dec 9, 2022 |
| Property Address | 309 WILLOWCREEK LN, MARTINEZ, CA 94553-4136 |
| Document Number | 0000182691 |
| Map Reference | MB 224 PG 32 |
| Instrument Date | Dec 5, 2022 |
| Instrument | 2022-182691 |
| Transaction Type | Transfer |
| Record Updated | Jun 7, 2023 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 309 WILLOWCREEK LN, MARTINEZ, CA 94553-4136 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 309 WILLOWCREEK LN, MARTINEZ, CA 94553-4136 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | FIRST AMERICAN TITLE INS CO |
| Name | Verified Name |
|---|---|
| Address | 309 WILLOWCREEK LN, MARTINEZ, CA 94553-4136 |
| Document Number | 0000263845 |
|---|---|
| Date | Nov 5, 2020 |
| Instrument | 2020-263845 |
| Name | FREEDOM MORTGAGE CORP |
|---|---|
| Type | Subprime Lender |
| Address | MOUNT LAUREL, NJ 08054 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 120 Months |
| Due | Nov 1, 2030 |
The 2025 property tax bill for 309 Willowcreek Ln was $9,964 with a homeowner's exemption.
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 | $768,602 (+2%) Land $333,541 Building $435,061 | |
| 2025 | $9,964.00 Homeowner's exemption | $753,532 Land $327,001 Building $426,531 |
| 2023 | $9,315.00 (+2.41%) Homeowner's exemption | $724,273 Land $314,304 Building $409,969 |
| 2022 | $9,096.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 309 Willowcreek Ln in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 1986.
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 | 2 in force |
| Nearby Flood Claims | 1 (1986) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Feb 1986 · Severe Storms & 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.
The area around 309 Willowcreek Ln has no burnable land within ember reach, so its wildfire risk is not rated.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Not rated no burnable land within 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 403 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 |
| AT&T DSL | 100 / 20 |
May also be available: Astound Broadband.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures