San Bernardino County property record for 3210 E Guasti Rd, Ontario, CA 91761
| Property Type | Condominium Offices |
|---|---|
| Details | 154,980 sqft · built 2008 |
| Lot Size | 0.721 acres (31,392 sqft) |
| Owner | Trust Name on File |
| Tax Bill | $97 (2025) |
| Deeds & Mortgages | Dec 2017 Transfer |
| Flood Zone | Zone X (moderate risk) |
| APN | 0210-551-51-0000 |
| Primary APN | 0210-551-51-0000 |
|---|
| Units | 120 Units |
|---|---|
| Stories | 6 Stories |
| Building Area | 154,980 sqft Gross Area |
| Elevator | Elevator |
| Year Built | Built 2008 |
|---|---|
| Effective Year Built | Effective 2008 |
| Construction Type | Concrete |
| Fire Resistance | Fireproof Reinforced Concrete |
| Lot Area | 31,392 sqft (0.721 acres) |
| Sewer | Municipal |
|---|---|
| Water Source | Commercial |
| Street Address | 3210 E GUASTI RD |
|---|---|
| City | ONTARIO |
| State | CA |
| Zip | 91761-8642 |
| Property Category | Commercial |
| Property Type | Commercial > Office > Condominium Offices |
| Legal Description | PARCEL MAP 16888 PARCEL 3 UNIT B BOOK 209 PAGE 18 AND INT IN COMMON AREA AS DESC IN CONDO PLAN 2014-0250997 PHASE 2 |
| Legal Subdivision | AIRPORT CORPORATE CENTRE CENTR |
| Legal Block | 1 |
| Jurisdiction | SAN BERNARDINO CA |
| Township / Civil Division | SAN BERNARDINO |
| Census Block Group | 1 |
| Census Block | 1041 |
| Census Tract | 12700 |
3210 E Guasti Rd, a commercial property, is owner-occupied and held in a trust.
Source: San Bernardino County records, as of July 14, 2026
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 3210 E GUASTI RD, ONTARIO, CA 91761-8642 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust, Corporate Trust |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | Name on Deed |
|---|---|
| Record Updated | Sep 20, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | SAN BERNARDINO CA |
| Recording Date | Dec 20, 2017 |
| Property Address | 3210 E GUASTI RD, ONTARIO, CA 91761-8642 |
| Document Number | 0000542276 |
| Instrument Date | Dec 7, 2017 |
| Instrument | 542276 |
| Transaction Type | Transfer |
| Record Updated | Jan 3, 2018 |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Full Value |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Company |
| Address | 3210 E GUASTI RD ONTARIO CA 917618642, ONTARIO, CA 91761-8642 |
The 2025 property tax bill for 3210 E Guasti Rd was $97 with an additional exemption.
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 | Cucamonga Elementary School District (KG - 08) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $28,563,186 (+2%) Land $3,432,486 Building $25,130,700 | |
| 2025 | $97.00 Additional exemption filed | $28,003,123 Land $3,365,182 Building $24,637,941 |
| 2023 | $92.00 (+3.37%) Additional exemption filed | $26,915,728 Land $3,234,508 Building $23,681,220 |
| 2022 | $89.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
FEMA maps place 3210 E Guasti Rd in Zone X, an area of moderate flood risk.
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 moderate risk |
|---|---|
| 500-Year Floodplain | Yes 0.2% annual chance |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 4 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.
Wildfire risk around 3210 E Guasti Rd is low, with less than a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 99.1% of the US · lower than 99.2% 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 | 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 227 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: AT&T, Frontier, GeoLinks, Inyo Networks, T-Mobile, Ultimate Internet Access.
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