Contra Costa County property record for 428 Mount Sequoia Ct, Clayton, CA 94517
| Property Type | Single Family Home |
|---|---|
| Details | 5 bd · 2 ba · 2,694 sqft · built 1976 |
| Lot Size | 0.233 acres (10,165 sqft) |
| Owner | 2 Company Names on Record |
| Last Sale | $650,000 (Aug 2003) |
| Tax Bill | $12,147 (2025) |
| Deeds & Mortgages | Jul 2017 Line of Credit Jan 2021 Transfer + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 119-421-027-2 |
| Primary APN | 119-421-027-2 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 12 Rooms |
| Stories | 1 Story |
| Building Area | 2,694 sqft Living Area |
| 1st Floor Area | 2,694 sqft |
| Year Built | Built 1976 |
|---|---|
| Effective Year Built | Effective 1985 |
| Architectural Style | Cluster |
| Lot Area | 10,165 sqft (0.233 acres) |
| Garage Type | Attached |
| Garage Area | 412 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|
| Street Address | 428 MT SEQUOIA CT |
|---|---|
| City | CLAYTON |
| State | CA |
| Zip | 94517-1612 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | P-1 |
| Legal Description | TRACT 4016 POR LOTS 53,54&55 EX MR |
| Legal Subdivision | SUBDIVISION 4016 |
| Legal Tract | 4016 |
| Legal Lot Number | 53 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 3 |
| Census Block | 3011 |
| Census Tract | 355306 |
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 | 2 Company Names on Record |
|---|---|
| Mailing Address | 428 MT SEQUOIA CT, CLAYTON, CA 94517-1612 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| Jul 17, 2017 | Deed of Trust, Mortgage · Line of Credit FIRST BANK |
| Jan 12, 2021 | Quit Claim Deed, Transfer FWG NATIONAL TITLE INSURANCE COMPANY, FWG NAT'L TITLE INS CO |
| Jan 12, 2021 | Intrafamily Transfer, Transfer WFG NATIONAL TITLE |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Aug 26, 2003 · Amount on Record |
| Deed Sale | Aug 26, 2003 · Amount on Record |
| Prior Sale | Nov 12, 2002 · Amount on Record |
| Deed Document Number | 2003423672 |
| Last Transfer Date | Jan 6, 2021 |
| Transfer Doc | 0000009784 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 428 MT SEQUOIA CT, CLAYTON, CA 94517-1612 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | ACCURATE TITLE GROUP |
| Name | Verified Name |
|---|
| Document Number | 0000126977 |
|---|---|
| Date | Jul 17, 2017 |
| Instrument | 2017-126977 |
| Name | FIRST BANK |
|---|---|
| Type | Bank |
| Address | WALNUT CREEK, CA 94596 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jan 12, 2021 |
| Property Address | 428 MT SEQUOIA CT, CLAYTON, CA 94517-1612 |
| Document Number | 0000009784 |
| Instrument Date | Jan 6, 2021 |
| Instrument | 9784 |
| Transaction Type | Transfer |
| Record Updated | Jan 22, 2021 |
| Title Company | FWG NATIONAL TITLE INSURANCE COMPANY, FWG NAT'L TITLE INS CO |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Full Value |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants with Right of Survivorship |
| Address | 428 MT SEQUOIA CT CLAYTON CA 945171612, CLAYTON, CA 94517-1612 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Jan 12, 2021 |
| Property Address | 428 MT SEQUOIA CT, CLAYTON, CA 94517-1612 |
| Document Number | 0000009786 |
| Map Reference | MB 183 PG 15 |
| Instrument Date | Jan 6, 2021 |
| Instrument | 2021-009786 |
| Transaction Type | Transfer |
| Record Updated | Nov 3, 2022 |
| Title Company | WFG NATIONAL TITLE |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Family Trust |
| Address | 428 MT SEQUOIA CT, CLAYTON, CA 94517-1612 |
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Clayton City |
| Unified School District | Mount Diablo Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,005,212 (+2%) Land $384,300 Building $620,912 | |
| 2025 | $12,147.00 (+4.35%) Homeowner's exemption | $985,503 (+4.04%) Land $376,765 Building $608,738 |
| 2023 | $11,641.00 (+1.25%) Homeowner's exemption | $947,236 Land $362,136 Building $585,100 |
| 2022 | $11,497.00 |
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 | 4 in force |
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 | High above 79% of the US · above 56% of California |
|---|---|
| Wildfire Likelihood | 0.5% annual chance |
| Exposure | Direct burnable vegetation |
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 420 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 |
| T-Mobile Fixed Wireless | 100 / 20 |
Search by:
By searching, you agree to: Terms • Privacy • Disclosures