Contra Costa County property record for 1130 Winton Dr, Concord, CA 94518
| Property Type | Public School (Administration, Campus, Dorms, Instruction) |
|---|---|
| Details | 166,144 sqft |
| Lot Size | 19.2 acres (837,223 sqft) |
| Owner | Company Name on Record |
| Tax Bill | $25,240 (2025) |
| Deeds & Mortgages | Aug 2017 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | 145-130-030-3 |
| Primary APN | 145-130-030-3 |
|---|---|
| Alternative APN |
|
| Total Rooms | 1 Room |
|---|---|
| Stories | 1 Story |
| Building Area | 166,144 sqft Gross Area |
| 1st Floor Area | 166,144 sqft |
| Lot Area | 837,223 sqft |
|---|
| Street Address | 1130 WINTON DR |
|---|---|
| City | CONCORD |
| State | CA |
| Zip | 94518-3528 |
| Property Category | Public Works |
| Property Type | Public Works > Public School (Administration, Campus, Dorms, Instruction) |
| Legal Description | RO SAN MIGUEL |
| Legal Subdivision | VALLEY LANDS/SAN MIGUEL RHO |
| Legal Lot Number | 6 |
| Jurisdiction | CONTRA COSTA CA |
| Township / Civil Division | CENTRAL CONTRA COSTA |
| Census Block Group | 2 |
| Census Block | 2000 |
| Census Tract | 338201 |
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 | Company Name on Record |
|---|---|
| Mailing Address | 1130 WINTON DR, CONCORD, CA 94518-3528 |
| Owner Type | Company |
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | Dec 22, 1994 |
| Transfer Doc | 0000304477 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | CONTRA COSTA CA |
| Property Address | 1130 WINTON DR, CONCORD, CA 94518-3528 |
| Transaction Type | Mortgage |
| Record Updated | Nov 3, 2022 |
| Title Company | ORTC |
| Name | Verified Name |
|---|
| Document Number | 0000144226 |
|---|---|
| Date | Aug 10, 2017 |
| Instrument | 2017-144226 |
| Name | FIRST REPUBLIC BANK |
|---|---|
| Type | Bank |
| Address | SAN FRANCISCO, CA 94111 |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount Recorded |
Source: Contra Costa County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | Contra Costa County |
| Municipality | Concord City |
| Unified School District | Mount Diablo Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $60,624,051 (-3.11%) Land $962,819 Building $59,661,232 | |
| 2025 | $25,240.00 (-52.69%) Additional exemption filed | $62,571,805 (+14.39%) Land $943,941 Building $61,627,864 |
| 2023 | $53,353.00 (+139.75%) | $54,699,608 Land $907,288 Building $53,792,320 |
| 2022 | $22,254.00 |
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 · 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 |
| Community Rating System | Class 8 (10% premium discount) |
| Nearby Flood Policies | 2 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 | Low lower than 98% of the US · lower than 98.4% of California |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond 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 406 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Astound Broadband Cable | 1,500 / 50 |
| Unwired Fixed Wireless | 300 / 25 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T Fixed Wireless · DSL | 100 / 20 |
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