San Bernardino County property record for 4250 E Riverside Dr, Ontario, CA 91761 · Last verified July 2026
| Property Type | Vacant Land |
|---|---|
| Lot Size | 3.79 acres (165,149 sqft) |
| Owner | Company Name on File |
| Tax Bill | $180,305 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 0218-171-29-0000 |
| Primary APN | 0218-171-29-0000 |
|---|
| Lot Area | 165,149 sqft |
|---|
| Water Source | Commercial |
|---|
| Street Address | 4250 E RIVERSIDE DR |
|---|---|
| City | ONTARIO |
| State | CA |
| Zip | 91761-5255 |
| Property Category | Vacant Land |
| Property Type | Vacant Land > Uncategorized |
| Legal Description | PARCEL MAP 20027 PARCEL 1 BOOK 258 PAGE 63 |
| 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 records · APN 0218-171-29-0000
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 | 527 W 7TH ST, 200, LOS ANGELES, CA 90014-2513 |
| Owner Type | Company |
| Vesting | Sole Owner |
| Deed Names | Verified Name on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
Source: San Bernardino County records · Assessment roll updated July 14, 2026 · Last verified July 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) |
Assessed value is set for property tax purposes and is not a market price estimate.
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $17,232,713 (+2%) Land $17,232,713 | |
| 2025 | $180,305.00 (+5.51%) | $16,894,817 (+4.04%) Land $16,894,817 |
| 2023 | $170,897.00 | $16,238,771 Land $16,238,771 |
Source: FEMA National Flood Hazard Layer, San Bernardino County (06071C), updated October 12, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060710019063, 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 |
| Nearby Flood Policies | 1 in force |
| Wildfire Risk | Low above 37% of the US · above 22% of California |
|---|---|
| Wildfire Likelihood | About 1 in 1,587 per year |
| Exposure | Direct burnable vegetation at the parcel |
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 525 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Frontier | Fiber | 7,000 / 7,000 |
| Spectrum | Cable | 1,000 / 1,000 |
| Verizon | Fixed Wireless | 300 / 20 |
| T-Mobile USA | Fixed Wireless | 100 / 20 |
| Starlink | Satellite (low-earth orbit) | 280 / 30 |
May also be available at this address: Inyo Networks, California Internet. Availability varies by address; speeds are provider-advertised maximums, not measured.
5G and 4G LTE
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