Contra Costa County property record for 632 Mount Duncan Dr, Clayton, CA 94517
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 2,325 sqft · built 1978 |
| Lot Size | 0.28 acres (12,180 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $1,065,000 (Oct 2025) |
| Tax Bill | $6,740 (2025) |
| Deeds & Mortgages | Oct 2025 Sale & Mortgage Jan 2019 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 119-490-052-6 |
| Primary APN | 119-490-052-6 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 11 Rooms |
| Stories | 1 Story |
| Building Area | 2,325 sqft Living Area |
| 1st Floor Area | 2,325 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1978 |
|---|---|
| Effective Year Built | Effective 1984 |
| Architectural Style | Ranch |
| Exterior Material | Stucco |
| Construction Type | Frame |
| Roof Material | Tile |
| Lot Area | 12,180 sqft (0.28 acres) |
| View / Lot | Woodland |
| Garage Type | Attached |
| Garage Area | 706 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 632 MT DUNCAN DR |
|---|---|
| City | CLAYTON |
| State | CA |
| Zip | 94517-1652 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | P-1 |
| Legal Description | T04019 L0052 B EX MR |
| Legal Subdivision | 4019 DANA HILLS 10 |
| Legal Tract | 04019 |
| Legal Lot Number | 52 |
| 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 Individual Names on Record |
|---|---|
| Mailing Address | 632 MT DUNCAN DR, CLAYTON, CA 94517-1652 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Community Property |
| Date | Document |
|---|---|
| Oct 9, 2025 | Grant Deed, Transfer · Conventional Mortgage CMG MORTGAGE INC |
| Jan 4, 2019 | Deed of Trust, Mortgage · Conventional Mortgage PROVIDENT CU |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Oct 9, 2025 · Amount on Record |
| Deed Sale | Oct 9, 2025 · Amount on Record |
| Prior Sale | Apr 19, 1994 · Amount on Record |
| Deed Document Number | 2025105979 |
| Prior Transfer Date | Jul 1, 2003 |
| Prior Transfer Doc | 0000361046 |
| Record Updated | Oct 29, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Recording Date | Oct 9, 2025 |
| Property Address | 632 MT DUNCAN DR, CLAYTON, CA 94517-1652 |
| Document Number | 0000105979 |
| Map Reference | MB 194 PG 50 |
| Instrument Date | Oct 2, 2025 |
| Instrument | 2025- 105979 |
| Transaction Type | Transfer |
| Record Updated | Oct 21, 2025 |
| Title Company | FIDELITY NATIONAL TITLE CO |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Right of Survivorship |
| Address | 632 MT DUNCAN DR, CLAYTON, CA 94517-1652 |
| Document Number | 0000105980 |
|---|---|
| Date | Oct 9, 2025 |
| Instrument | 2025- 105980 |
| Name | CMG MORTGAGE INC |
|---|---|
| Type | Mortgage Company |
| Address | 3160 CROW CANYON RD STE 400, SAN RAMON, CA 94583 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Nov 1, 2055 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 632 MT DUNCAN DR, CLAYTON, CA 94517-1652 |
| Document Number | 0000004959 |
| Instrument Date | Jan 4, 2019 |
| Transaction Type | Mortgage |
| Record Updated | Jan 24, 2019 |
| Title Company | FIRST AMERICAN TITLE |
| Name | Verified Name |
|---|---|
| Relationship | Personal Trust |
| Address | 632 MT DUNCAN DR CLAYTON CA 945171652, CLAYTON, CA 94517-1652 |
| Document Number | 0000004959 |
|---|---|
| Date | Jan 14, 2019 |
| Instrument | 4959 |
| Name | PROVIDENT CU |
|---|---|
| Type | Credit Union |
| Address | REDWOOD CITY, CA 94085-1408 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
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 | $1,065,000 (+112.42%) Land $500,000 Building $565,000 | |
| 2025 | $6,740.00 (+4.84%) Homeowner's exemption | $501,375 (+4.04%) Land $161,451 Building $339,924 |
| 2023 | $6,429.00 (+1.56%) Homeowner's exemption | $481,908 Land $155,183 Building $326,725 |
| 2022 | $6,330.00 |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
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 |
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