Contra Costa County property record for 597 Mount Dell Dr, Clayton, CA 94517
| Property Type | Townhouse |
|---|---|
| Details | 4 bd · 2.5 ba · 1,587 sqft · built 1973 |
| Lot Size | 0.06 acres (2,623 sqft) |
| Owner | Individual Name on File |
| Last Sale | $600,000 (Aug 2005) |
| Tax Bill | $10,008 (2025) |
| Deeds & Mortgages | Mar 2020 Mortgage May 2019 Mortgage + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 119-302-028-4 |
| Primary APN | 119-302-028-4 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 1,587 sqft Living Area |
| Gross Area | 2,064 sqft |
| 1st Floor Area | 930 sqft |
| 2nd Floor Area | 657 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1973 |
|---|---|
| Effective Year Built | Effective 1980 |
| Architectural Style | Colonial |
| Exterior Material | Stucco |
| Construction Type | Frame |
| Roof Material | Wood Shingle |
| Lot Area | 2,623 sqft (0.06 acres) |
| Garage Type | Attached |
| Garage Area | 477 sqft |
| Parking Spaces | 2 Parking Spaces |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 597 MT DELL DR |
|---|---|
| City | CLAYTON |
| State | CA |
| Zip | 94517-1502 |
| Property Category | Residential |
| Property Type | Residential > Condominium / Townhouse > Townhouse |
| Legal Description | TRACT 4504 LOT 50 |
| Legal Subdivision | SUBDIVISION 4504 |
| Legal Tract | 4504 |
| Legal Lot Number | 50 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 3 |
| Census Block | 3008 |
| Census Tract | 355306 |
597 Mount Dell Dr, a townhouse, is owned and occupied by an individual who bought it in August 2005.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 597 MT DELL DR, CLAYTON, CA 94517-1502 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Single Person |
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 |
|---|---|
| Mar 24, 2020 | Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LNS |
| May 25, 2019 | Deed of Trust, Mortgage · Conventional Mortgage QUICKEN LNS |
| Nov 29, 2017 | Deed of Trust, Mortgage · Line of Credit TRAVIS CU |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Aug 29, 2005 · Amount on File |
| Deed Sale | Aug 29, 2005 · Amount on File |
| Prior Sale | Mar 8, 2002 · Amount on File |
| Deed Document Number | 2005325507 |
| Prior Transfer Date | Aug 22, 2005 |
| Prior Transfer Doc | 0000325508 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 597 MT DELL DR, CLAYTON, CA 94517-1502 |
| Document Number | 0000060351 |
| Instrument Date | Mar 24, 2020 |
| Transaction Type | Mortgage |
| Record Updated | Apr 15, 2020 |
| Title Company | AMROCK TITLE CA INC |
| Name | Verified Name |
|---|---|
| Relationship | Separate Estate/Property |
| Address | 597 MT DELL DR CLAYTON CA 945171502, CLAYTON, CA 94517-1502 |
| Document Number | 0000060351 |
|---|---|
| Date | Mar 30, 2020 |
| Instrument | 60351 |
| Name | QUICKEN LNS |
|---|---|
| Type | Funding / Finance Company |
| Address | DETROIT, MI 48226-1906 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Mar 29, 2050 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 597 MT DELL DR, CLAYTON, CA 94517-1502 |
| Document Number | 0000083078 |
| Instrument Date | May 25, 2019 |
| Transaction Type | Mortgage |
| Record Updated | Jun 14, 2019 |
| Title Company | AMROCK TITLE CA INC |
| Name | Verified Name |
|---|---|
| Relationship | Separate Estate/Property |
| Address | 597 MT DELL DR CLAYTON CA 945171502, CLAYTON, CA 94517-1502 |
| Document Number | 0000083078 |
|---|---|
| Date | Jun 5, 2019 |
| Instrument | 83078 |
| Name | QUICKEN LNS |
|---|---|
| Type | Funding / Finance Company |
| Address | DETROIT, MI 48226-1906 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Jun 4, 2049 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 597 MT DELL DR, CLAYTON, CA 94517-1502 |
| Document Number | 0000230186 |
| Instrument Date | Nov 29, 2017 |
| Transaction Type | Mortgage |
| Record Updated | Jan 3, 2018 |
| Name | Verified Name |
|---|---|
| Relationship | Separate Estate/Property |
| Address | 597 MT DELL DR CLAYTON CA 945171502, CLAYTON, CA 94517-1502 |
| Document Number | 0000230186 |
|---|---|
| Date | Dec 8, 2017 |
| Instrument | 230186 |
| Name | TRAVIS CU |
|---|---|
| Address | VACAVILLE, CA 95687 |
| Type | Line of Credit |
|---|---|
| Amount | Amount on Record |
| Term | 300 Months |
| Due | Dec 7, 2042 |
| Rate Type | Adjustable Rate |
|---|
The 2025 property tax bill for 597 Mount Dell Dr was $10,008.
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 | $704,000 (-10.66%) Land $281,598 Building $422,402 | |
| 2025 | $10,008.00 | $788,000 Land $315,198 Building $472,802 |
| 2023 | $9,699.00 (+7.85%) | $768,000 Land $307,199 Building $460,801 |
| 2022 | $8,993.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 597 Mount Dell Dr in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| 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.
Wildfire risk around 597 Mount Dell Dr is high, ranking above 77% of the US, with a 0.5% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | High above 77% of the US · above 54% of California |
|---|---|
| Wildfire Likelihood | 0.5% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 107 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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