San Bernardino County property record for 1820 E 4th St, Ontario, CA 91764 · Last verified July 2026
| Property Type | Quadplex |
|---|---|
| Details | 4 bd · 4 ba · 3,822 sqft · built 1963 |
| Lot Size | 0.152 acres (6,600 sqft) |
| Owner | Company Name on File |
| Last Sale | $120,000 (Nov 1998) |
| Tax Bill | $2,098 (2025) |
| Deeds & Mortgages | Jun 2017 Transfer |
| Flood Zone | Zone X (moderate risk) |
| APN | 0110-332-04-0000 |
| Primary APN | 0110-332-04-0000 |
|---|
| Full Baths | 4 Baths |
|---|---|
| Units | 4 Units |
| Stories | 2 Stories |
| Building Area | 3,822 sqft Total Area |
| Year Built | Built 1963 |
|---|---|
| Effective Year Built | Effective 1963 |
| Architectural Style | Quadruplex |
| Exterior Material | Stucco |
| Construction Type | Steel Frame |
| Roof Type | Gable |
| Lot Area | 6,600 sqft (0.152 acres) |
| Lot Dimensions | 110 ft deep x 60 ft wide |
| View / Lot | Average |
| Sewer | Municipal |
|---|---|
| Water Source | Commercial |
| Street Address | 1820 E 4TH ST |
|---|---|
| City | ONTARIO |
| State | CA |
| Zip | 91764-2646 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Quadplex |
| Legal Description | TRACT 5014 LOT 64 EX MNL RTS WOSE |
| Legal Tract | 5014 |
| Legal Block | 2 |
| Legal Lot Number | 64 |
| Jurisdiction | SAN BERNARDINO CA |
| Township / Civil Division | ONTARIO |
| Census Block Group | 2 |
| Census Block | 2001 |
| Census Tract | 1308 |
Source: San Bernardino County records · APN 0110-332-04-0000
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 | 1142 S DIAMOND BAR BLVD, DIAMOND BAR, CA 91765-2203 |
| Owner Type | Company |
| Vesting | Borrower in Default |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Nov 16, 1998 · Amount on Record |
| Deed Sale | Nov 16, 1998 · Amount on Record |
| Prior Sale | Mar 11, 1998 · Amount on Record |
| Deed Document Number | 1998489454 |
| Last Transfer Date | Jun 12, 2017 |
| Transfer Doc | 0000261115 |
| Record Updated | Sep 20, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | SAN BERNARDINO CA |
| Recording Date | Jun 27, 2017 |
| Property Address | 1820 E 4TH ST, ONTARIO, CA 91764-2646 |
| Document Number | 0000261115 |
| Instrument Date | Jun 12, 2017 |
| Instrument | 261115 |
| Transaction Type | Transfer |
| Record Updated | Jul 04, 2017 |
| Title Company | ATTORNEY ONLY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Corporate Trust |
| Address | 1142 S DIAMOND BAR BLVD #218 DIAMOND BAR CA 917652203, 218, DIAMOND BAR, CA 91765-2203 |
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 | Ontario-Montclair 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 | $191,893 (+2%) Land $63,965 Building $127,928 | |
| 2025 | $2,098.00 (+5.27%) | $188,131 (+4.04%) Land $62,711 Building $125,420 |
| 2023 | $1,993.00 (+1.37%) | $180,825 Land $60,275 Building $120,550 |
| 2022 | $1,966.00 |
Source: FEMA National Flood Hazard Layer, San Bernardino County (06071C), updated October 12, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 060710013082, 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 | Moderate |
| 500-Year Floodplain | Yes |
| Nearby Flood Policies | 1 in force |
| Nearby Flood Claims | 6 (1980–2004) |
| Claims Outside the SFHA | 1 of 6 |
| Most Recent Claim | Oct 2004, rainfall accumulation |
| Claims By Storm |
|
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond ember reach |
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 608 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 |
| Starlink | Satellite (low-earth orbit) | 280 / 30 |
May also be available at this address: AT&T, California Internet, Spectrum. Availability varies by address; speeds are provider-advertised maximums, not measured.
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