San Bernardino County property record for 12427 Base Line Rd, Rancho Cucamonga, CA 91739
| Property Type | Vacant Land |
|---|---|
| Lot Size | 5 acres (217,800 sqft) |
| Owner | Company Name on File |
| Flood Zone | Zone X (minimal risk) |
| APN | 1090-331-04-0000 |
| Primary APN | 1090-331-04-0000 |
|---|---|
| Alternative APN |
|
| Lot Area | 217,800 sqft |
|---|
| Sewer | Municipal |
|---|---|
| Water Source | Commercial |
| Street Address | 12427 BASELINE AVE |
|---|---|
| City | RANCHO CUCAMONGA |
| State | CA |
| Zip | 91739 |
| Property Category | Vacant Land |
| Property Type | Vacant Land > Uncategorized |
| Legal Description | S 272.25 FT N 652.25 FT E 800 FT NW 1/4 SEC 5 TP 1S R 6W 5 AC M/L |
| Legal Block | 2 |
| Jurisdiction | SAN BERNARDINO CA |
| Township / Civil Division | ONTARIO |
| Census Block Group | 2 |
| Census Block | 2001 |
| Census Tract | 2048 |
12427 Base Line Rd, vacant land, is owned by a company.
Source: San Bernardino County records, as of July 14, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 355 S GRAND AVE, 40, LOS ANGELES, CA 90071-1560 |
| Owner Type | Company |
| Vesting | Sole Owner |
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 |
Source: San Bernardino County assessment roll, as of July 14, 2026
| Type | Name |
|---|---|
| State | California |
| County | San Bernardino County |
| Municipality | Rancho Cucamonga City |
| Secondary School District | Chaffey Joint Union High School District (09 - 12) |
| Elementary School District | Etiwanda Elementary School District (KG - 08) |
FEMA maps place 12427 Base Line Rd in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective October 12, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Wildfire risk around 12427 Base Line 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 99.8% of the US · lower than 99.8% 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 | CUCAMONGA VALLEY WATER DISTRICT serves 213,375 people · EPA ID CA3610018 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Feb 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 588 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 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Frontier, GeoLinks, Inyo Networks.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures