Contra Costa County property record for 456 Lassen Dr, Martinez, CA 94553
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 2 ba · 1,227 sqft · built 1964 |
| Lot Size | 0.152 acres (6,600 sqft) |
| Owner | Company Name on Record |
| Last Sale | $501,000 (Aug 2006) |
| Tax Bill | $8,404 (2025) |
| Deeds & Mortgages | Nov 2020 Transfer Nov 2020 Mortgage + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 155-195-004-9 |
| Primary APN | 155-195-004-9 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 16 Rooms |
| Stories | 1 Story |
| Building Area | 1,227 sqft Living Area |
| Gross Area | 1,637 sqft |
| 1st Floor Area | 1,227 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1964 |
|---|---|
| Effective Year Built | Effective 1969 |
| Architectural Style | Ranch |
| Exterior Material | Stucco |
| Construction Type | Frame |
| Roof Material | Wood Shingle |
| Lot Area | 6,600 sqft (0.152 acres) |
| Lot Dimensions | 100 ft deep x 66 ft wide |
| Garage Type | Attached |
| Garage Area | 410 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 456 LASSEN DR |
|---|---|
| City | MARTINEZ |
| State | CA |
| Zip | 94553-4910 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R7 5 |
| Legal Description | TRACT 2194 LOT 55 |
| Legal Subdivision | MARTINEZ |
| Legal Tract | 2194 |
| Legal Lot Number | 55 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1011 |
| Census Tract | 321101 |
Source: Contra Costa County records, 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 | Company Name on Record |
|---|---|
| Mailing Address | 456 LASSEN DR, MARTINEZ, CA 94553-4910 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| Nov 24, 2020 | Quit Claim Deed, Transfer CHICAGO TITLE COMPANY, CHICAGO TITLE CO |
| Nov 24, 2020 | Intrafamily Transfer, Transfer · Conventional Mortgage QUICKEN LOANS LLC |
| Apr 11, 2017 | Quit Claim Deed, Transfer ATTORNEY ONLY |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Aug 24, 2006 · Amount on Record |
| Deed Sale | Aug 24, 2006 · Amount on Record |
| Prior Sale | Jul 7, 2004 · Amount on Record |
| Deed Document Number | 2006268159 |
| Last Transfer Date | Nov 10, 2020 |
| Transfer Doc | 0000286301 |
| Record Updated | Oct 29, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Nov 24, 2020 |
| Property Address | 456 LASSEN DR, MARTINEZ, CA 94553-4910 |
| Document Number | 0000286303 |
| Instrument Date | Nov 10, 2020 |
| Instrument | 286303 |
| Transaction Type | Transfer |
| Record Updated | Dec 7, 2020 |
| Title Company | CHICAGO TITLE COMPANY, CHICAGO TITLE CO |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Full Value |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 456 LASSEN DR MARTINEZ CA 945534910, MARTINEZ, CA 94553-4910 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Nov 24, 2020 |
| Property Address | 456 LASSEN DR, MARTINEZ, CA 94553-4910 |
| Document Number | 0000286301 |
| Map Reference | MB 97 PG 40 |
| Instrument Date | Nov 10, 2020 |
| Instrument | 2020-286301 |
| Transaction Type | Transfer |
| Record Updated | Nov 3, 2022 |
| Title Company | CHICAGO TITLE COMPANY |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 456 LASSEN DR, MARTINEZ, CA 94553-4910 |
| Document Number | 0000286302 |
|---|---|
| Date | Nov 24, 2020 |
| Instrument | 2020-286302 |
| Name | QUICKEN LOANS LLC |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Dec 1, 2050 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Apr 11, 2017 |
| Property Address | 456 LASSEN DR, MARTINEZ, CA 94553-4910 |
| Document Number | 0000062997 |
| Instrument Date | Mar 20, 2017 |
| Instrument | 62997 |
| Transaction Type | Transfer |
| Record Updated | Apr 26, 2017 |
| Title Company | ATTORNEY ONLY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Trust |
| Address | 456 LASSEN DR MARTINEZ CA 945534910, MARTINEZ, CA 94553-4910 |
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 | $684,639 (+2%) Land $546,624 Building $138,015 | |
| 2025 | $8,404.00 (+4.13%) Homeowner's exemption | $671,215 (+4.04%) Land $535,906 Building $135,309 |
| 2023 | $8,071.00 (+0.85%) Homeowner's exemption | $645,153 Land $515,098 Building $130,055 |
| 2022 | $8,003.00 |
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 | 1 in force |
| Nearby Flood Claims | 1 (1995) |
| Claims Outside the SFHA | 1 of 1 |
| 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.
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 | 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 558 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 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless · DSL · Fiber in parts of the area | 100 / 20 |
May also be available: Astound Broadband, Verizon.
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