San Bernardino County property record for 551 E Riverside Dr, Ontario, CA 91761
| Property Type | Apartments (5+ Units) |
|---|---|
| Details | 5 bd · 4 ba · 119,650 sqft · built 1990 |
| Lot Size | 8.78 acres (382,470 sqft) |
| Owner | Company Name on File |
| Last Sale | $27,139,000 (Jun 2022) |
| Tax Bill | $537,103 (2025) |
| Deeds & Mortgages | Jun 2022 Sale & Mortgage Oct 2019 Sale & Construction Loan |
| Flood Zone | Zone D (undetermined) |
| APN | 1051-601-79-0000 |
| Primary APN | 1051-601-79-0000 |
|---|---|
| Alternative APN |
|
| Bedrooms | 5 Beds |
|---|---|
| Full Baths | 4 Baths |
| Units | 142 Units |
| Stories | 2 Stories |
| Building Area | 119,650 sqft Total Area |
| Year Built | Built 1990 |
|---|---|
| Effective Year Built | Effective 1990 |
| Construction Type | Wood |
| Lot Area | 382,470 sqft |
| Parking Spaces | 146 Parking Spaces |
| Tennis Court | Tennis Court |
| Sewer | Municipal |
|---|---|
| Water Source | Commercial |
| Street Address | 551 E RIVERSIDE DR |
|---|---|
| City | ONTARIO |
| State | CA |
| Zip | 91761-6706 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Apartments (5+ Units) |
| Legal Description | TRACT 13129 LOT 1 EX N 3 FT |
| Legal Subdivision | TRACT NO 13129 |
| Legal Tract | 13129 |
| Legal Block | 3 |
| Legal Lot Number | 1 |
| Jurisdiction | SAN BERNARDINO CA |
| Township / Civil Division | ONTARIO |
| Census Block Group | 3 |
| Census Block | 3003 |
| Census Tract | 1804 |
Source: San Bernardino County records · APN 1051-601-79-0000
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 | 4275 EXECUTIVE SQ, 1020, LA JOLLA, CA 92037-1478 |
| Owner Type | Company |
| Vesting | Sole Owner |
| Date | Document |
|---|---|
| Jun 08, 2022 | Grant Deed, Transfer · Commercial Mortgage BERKADIA COMMERCIAL MORTGAGE LLC |
| Oct 31, 2019 | Grant Deed, Construction Loan · Construction Mortgage BERKADIA COMMERCIAL MORTGAGE LLC |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Jun 08, 2022 · Amount on Record |
| Deed Sale | Jun 08, 2022 · Amount on Record |
| Prior Sale | Oct 31, 2019 · Amount on Record |
| Deed Document Number | 2022209216 |
| Prior Transfer Date | Jul 11, 2007 |
| Prior Transfer Doc | 0000422674 |
| Record Updated | Sep 20, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SAN BERNARDINO CA |
| Recording Date | Jun 08, 2022 |
| Property Address | 551 E RIVERSIDE DR, ONTARIO, CA 91761-6706 |
| Document Number | 0000209216 |
| Map Reference | MB 190 PG 90&91 |
| Instrument Date | Jun 08, 2022 |
| Instrument | 2022-0209216 |
| Transaction Type | Transfer |
| Record Updated | Nov 29, 2023 |
| Title Company | CHICAGO TITLE COMPANY-C/I, CHICAGO TITLE CO COM DIV |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on File |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 4275 EXECUTIVE SQ STE 1020, 1020, LA JOLLA, CA 92037-1478 |
| Document Number | 0000209218 |
|---|---|
| Date | Jun 08, 2022 |
| Instrument | 2022-0209218 |
| Name | BERKADIA COMMERCIAL MORTGAGE LLC |
|---|---|
| Type | Mortgage Company |
| Type | Commercial Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 89 Months |
| Due | Nov 01, 2029 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | SAN BERNARDINO CA |
| Recording Date | Oct 31, 2019 |
| Property Address | 551 E RIVERSIDE DR, ONTARIO, CA 91761-6706 |
| Document Number | 0000393518 |
| Map Reference | MB 190 PG 90&91 |
| Instrument Date | Oct 25, 2019 |
| Instrument | 2019-0393518 |
| Transaction Type | Construction Loan |
| Record Updated | Aug 31, 2021 |
| Title Company | CHICAGO TITLE COMPANY |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on File |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 2082 MICHELSON DR STE 450, 450, IRVINE, CA 92612-1233 |
| Mail Care Of | NANCY DUBONNET |
| Document Number | 0000393519 |
|---|---|
| Date | Oct 31, 2019 |
| Instrument | 2019-0393519 |
| Name | BERKADIA COMMERCIAL MORTGAGE LLC |
|---|---|
| Type | Mortgage Company |
| Type | Construction Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 121 Months |
| Due | Nov 01, 2029 |
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 |
| Unified School District | Chino Valley 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 | $49,365,401 (+2%) Land $12,989,186 Building $36,376,215 | |
| 2025 | $537,103.00 (+5.69%) | $48,397,452 (+4.04%) Land $12,734,496 Building $35,662,956 |
| 2023 | $508,175.00 (+59.53%) | $46,518,120 Land $12,240,000 Building $34,278,120 |
| 2022 | $318,549.00 |
Source: FEMA National Flood Hazard Layer as of October 12, 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026
| FEMA Flood Zone | Zone D undetermined · not studied |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| 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 are read at the parcel center point; lenders make the official flood determination.
Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| 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 |
| Starlink Satellite | 280 / 30 |
May also be available: AT&T, California Internet, T-Mobile USA.
Based on FCC filings for 438 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | ONTARIO MUNICIPAL UTILITIES COMPANY serves 185,010 people |
|---|---|
| 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 as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.
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