Contra Costa County property record for 239 Jeffry Ranch Pl, Clayton, CA 94517 · Last verified July 2026
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,810 sqft · built 1977 |
| Lot Size | 0.31 acres (13,500 sqft) |
| Owner | Company Name on File |
| Last Sale | $725,000 (Aug 2006) |
| Tax Bill | $11,996 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 118-221-021-9 |
| Primary APN | 118-221-021-9 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 10 Rooms |
| Stories | 1 Story |
| Building Area | 1,810 sqft Living Area |
| 1st Floor Area | 1,810 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1977 |
|---|---|
| Effective Year Built | Effective 1978 |
| Architectural Style | Contemporary |
| Exterior Material | Wood Siding |
| Roof Material | Wood Shingle |
| Lot Area | 13,500 sqft (0.31 acres) |
| Garage Type | Attached |
| Garage Area | 498 sqft |
| Parking Spaces | 2 Parking Spaces |
| Deck Area | Deck Area |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 239 JEFFRY RANCH PL |
|---|---|
| City | CLAYTON |
| State | CA |
| Zip | 94517-1023 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | T04515 L0066 B |
| Legal Tract | 04515 |
| Legal Lot Number | 66 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 3 |
| Census Block | 3003 |
| Census Tract | 355308 |
Source: Contra Costa County records · APN 118-221-021-9
Assessment roll updated July 14, 2026 · Last verified July 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 File |
|---|---|
| Mailing Address | 239 JEFFRY RANCH PL, CLAYTON, CA 94517-1023 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Aug 31, 2006 · Amount on Record |
| Deed Sale | Aug 31, 2006 · Amount on Record |
| Deed Document Number | 2006276782 |
| Last Transfer Date | Mar 25, 2010 |
| Transfer Doc | 0000066695 |
| Record Updated | Sep 20, 2026 |
Source: Contra Costa County records · Assessment roll updated July 14, 2026 · Last verified July 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Clayton City |
| Unified School District | Mount Diablo Unified School District (KG - 12) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $990,753 (+2%) Land $665,788 Building $324,965 | |
| 2025 | $11,996.00 (+4.36%) Homeowner's exemption | $971,328 (+4.04%) Land $652,734 Building $318,594 |
| 2023 | $11,495.00 (+1.25%) Homeowner's exemption | $933,613 Land $627,389 Building $306,224 |
| 2022 | $11,353.00 |
Source: FEMA National Flood Hazard Layer, Contra Costa County (06013C), updated October 12, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060133553083, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Cost | Premium on Record median of 17 individual NFIP policies nearby |
| Nearby Flood Policies | 17 in force |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
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: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 471 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Xfinity | Cable | 2,000 / 250 |
| Unwired | Fixed Wireless | 300 / 25 |
| T-Mobile USA | Fixed Wireless | 100 / 20 |
| AT&T | Fixed Wireless | 100 / 20 |
May also be available at this address: Verizon, Radiate Holdings. Availability varies by address; speeds are provider-advertised maximums, not measured.
5G and 4G LTE
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