San Bernardino County property record for 3850 E Riverside Dr, Ontario, CA 91761
| Property Type | Public School (Administration, Campus, Dorms, Instruction) |
|---|---|
| Lot Size | 37.2 acres (1,620,868 sqft) |
| Owner | Company Name on File |
| Flood Zone | Zone X (minimal risk) |
| APN | 0218-161-06-0000 |
| Primary APN | 0218-161-06-0000 |
|---|
| Construction Type | Frame |
|---|---|
| Lot Area | 1,620,868 sqft |
| Total Buildings | 2 Buildings |
| Sewer | Connected |
|---|
| Street Address | 3850 E RIVERSIDE DR |
|---|---|
| City | ONTARIO |
| State | CA |
| Zip | 91761-2603 |
| Property Category | Public Works |
| Property Type | Public Works > Public School (Administration, Campus, Dorms, Instruction) |
| Legal Description | NE 1/4 NW 1/4 SEC 12 TP 2S R 7W EX ST |
| Legal Range | 7W |
| Legal Township | WP |
| Legal Section | 12 |
| Legal Block | 3 |
| Jurisdiction | SAN BERNARDINO CA |
| Township / Civil Division | ONTARIO |
| Census Block Group | 3 |
| Census Block | 3000 |
| Census Tract | 1906 |
Source: San Bernardino County assessment roll, 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 File |
|---|---|
| Mailing Address | 211 W 5TH ST, ONTARIO, CA 91762-1653 |
| Owner Type | Company |
| Vesting | Sole Owner |
| Deed Names | Verified Name on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
Source: San Bernardino County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | San Bernardino County |
| Municipality | Ontario City |
| Secondary School District | Chaffey Joint Union High School District (09 - 12) |
| Elementary School District | Mountain View Elementary School District (KG - 08) |
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 | 1 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 66% of the US · lower than 80% of California |
|---|---|
| Wildfire Likelihood | 0.06% annual chance |
| Exposure | None beyond ember reach |
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | ONTARIO MUNICIPAL UTILITIES COMPANY serves 185,010 people · EPA ID CA3610034 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Jul 2025 |
| 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.
Source: FCC Broadband Data Collection, based on 219 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Frontier Fiber | 7,000 / 7,000 |
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
May also be available: California Internet, Inyo Networks.
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