Contra Costa County property record for 1745 el Nido, Diablo, CA 94528
| Property Type | Single Family Home |
|---|---|
| Details | 7 bd · 8 ba · 6,252 sqft · built 1973 |
| Lot Size | 0.551 acres (24,000 sqft) |
| Owner | Trust Name on File |
| Last Sale | $1,085,000 (Mar 2000) |
| Tax Bill | $25,137 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 195-230-011-7 |
| Primary APN | 195-230-011-7 |
|---|---|
| Alternative APN |
|
| Bedrooms | 7 Beds |
|---|---|
| Full Baths | 8 Baths |
| Total Rooms | 19 Rooms |
| Stories | 2 Stories |
| Building Area | 6,252 sqft Living Area |
| Gross Area | 5,546 sqft |
| 1st Floor Area | 2,750 sqft |
| 2nd Floor Area | 2,796 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1973 |
|---|---|
| Effective Year Built | Effective 2005 |
| Architectural Style | Traditional |
| Exterior Material | Wood |
| Roof Material | Wood Shingle |
| Lot Area | 24,000 sqft (0.551 acres) |
| Garage Type | Attached |
| Garage Area | 665 sqft |
| Parking Spaces | 2 Parking Spaces |
| Deck Area | Deck Area |
| Cooling System | Central |
|---|---|
| Heating System | Forced Air with A/C |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 1745 EL NIDO |
|---|---|
| City | DIABLO |
| State | CA |
| Zip | 94528 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R20 |
| Legal Description | POR MT DIABLO EST PARK #1 |
| Legal Subdivision | MOUNT DIABLO ESTATE PARK |
| Legal Lot Number | 350 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 1 |
| Census Block | 1000 |
| Census Tract | 346205 |
1745 el Nido is held in a trust since October 2016.
Source: Contra Costa County records, as of July 14, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 3018 WILLOW PASS RD, CONCORD, CA 94519-2598 |
| Owner Type | Company |
| Vesting | Trust |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Mar 24, 2000 · Amount on File |
| Deed Sale | Mar 24, 2000 · Amount on File |
| Deed Document Number | 200058473 |
| Last Transfer Date | Oct 24, 2016 |
| Transfer Doc | 0000252057 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 1745 el Nido was $25,137.
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Unified School District | San Ramon Valley Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $2,387,449 (+12.35%) Land $1,073,884 Building $1,313,565 | |
| 2025 | $25,137.00 | $2,124,951 Land $1,052,828 Building $1,072,123 |
| 2023 | $24,256.00 (-0.19%) Homeowner's exemption | $2,042,439 Land $1,011,947 Building $1,030,492 |
| 2022 | $24,301.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 1745 el Nido in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 2017.
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 |
| Flood Insurance Cost | Premium on File median of 18 policies |
| Community Rating System | Class 6 (20% premium discount) |
| Nearby Flood Policies | 18 in force |
| Nearby Flood Claims | 1 (2017) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Feb 2017 · Severe Winter Storms, Flooding, And Mudslides |
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 1745 el Nido is moderate, ranking above 68% of the US, with a 0.3% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 68% of the US · above 43% of California |
|---|---|
| Wildfire Likelihood | 0.3% 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 | EAST BAY MUD serves 1,468,000 people · EPA ID CA0110005 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Dec 2021 |
| Lead | Under 1 ppb (2022–2024) 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. This system sells water to local utilities; the supplier billing this address may be one of them.
Source: FCC Broadband Data Collection, based on 153 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 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL | 100 / 20 |
May also be available: Verizon.
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