Upland is a city located in the south east section of the state of California.
The city is located in San Bernardino County, which is the largest (by size) County in California, and the Country.
Upland was established as an irrigation colony by George and William Chaffey based on agriculture, specifically citrus fruits and grapes.
As of 2002, the estimated population of Upland was 70,493.
Upland was originally called North Ontario, but renamed in 1906 when it was incorporated.
This link about Upland, California has more information.