Contra Costa County property record for 40 Mt Alpine Pl, Clayton, CA 94517
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,919 sqft · built 1970 |
| Lot Size | 0.31 acres (13,500 sqft) |
| Owner | 2 Company Names on Record |
| Tax Bill | $2,555 (2025) |
| Deeds & Mortgages | Apr 2024 Transfer Feb 2021 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 119-152-017-8 |
| Primary APN | 119-152-017-8 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 10 Rooms |
| Stories | 1 Story |
| Building Area | 1,919 sqft Living Area |
| Gross Area | 2,442 sqft |
| 1st Floor Area | 1,919 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1970 |
|---|---|
| Effective Year Built | Effective 1971 |
| Architectural Style | Ranch |
| Exterior Material | Stucco |
| Roof Material | Wood Shingle |
| Lot Area | 13,500 sqft (0.31 acres) |
| Garage Type | Attached |
| Garage Area | 523 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Porch |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 40 MT ALPINE PL |
|---|---|
| City | CLAYTON |
| State | CA |
| Zip | 94517-1501 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | TRACT 3576 LOT 24 EX MR |
| Legal Subdivision | SUBDIVISION 3576 |
| Legal Tract | 3576 |
| Legal Lot Number | 24 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 4 |
| Census Block | 4004 |
| 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 | 40 MT ALPINE PL, CLAYTON, CA 94517-1501 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Date | Document |
|---|---|
| Apr 11, 2024 | Intrafamily Transfer, Transfer |
| Feb 2, 2021 | Deed of Trust, Mortgage · Conventional Mortgage IMC MORTGAGE CORP |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Transfer Date | Apr 8, 2024 |
| Transfer Doc | 0000033457 |
| Record Updated | Sep 20, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Apr 11, 2024 |
| Property Address | 40 MT ALPINE PL, CLAYTON, CA 94517-1501 |
| Document Number | 0000033457 |
| Map Reference | MB 129 PG 26 |
| Instrument Date | Apr 8, 2024 |
| Instrument | 2024-033457 |
| Transaction Type | Transfer |
| Record Updated | Apr 23, 2024 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Family Trust |
| Address | 40 MT ALPINE PL, CLAYTON, CA 94517-1501 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 40 MT ALPINE PL, CLAYTON, CA 94517-1501 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | BNT TITLE COMPANY OF CA |
| Name | Verified Name |
|---|---|
| Address | 40 MT ALPINE PL, CLAYTON, CA 94517-1501 |
| Document Number | 0000031778 |
|---|---|
| Date | Feb 2, 2021 |
| Instrument | 2021-031778 |
| Name | IMC MORTGAGE CORP |
|---|---|
| Type | Mortgage Company |
| Address | IRVINE, CA 92612 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Feb 1, 2051 |
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 | $118,223 (+2%) Land $42,875 Building $75,348 | |
| 2025 | $2,555.00 (+6.41%) Homeowner's exemption | $115,906 (+4.04%) Land $42,035 Building $73,871 |
| 2023 | $2,401.00 (+2.74%) Homeowner's exemption | $111,406 Land $40,403 Building $71,003 |
| 2022 | $2,337.00 |
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
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 64% of the US · lower than 60% of California |
|---|---|
| Wildfire Likelihood | 0.2% annual chance |
| Exposure | Indirect 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 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 |
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