Elephant Hill is in the center distance.īy the 1880s, the arrival of Coachella Valley water, together with railroad access, made it the western anchor of the citrus-growing region. 1880–present View to the west-southwest down San Jose Creek from Pomona Park (now Ganesha Park) in 1904. The Southern Pacific Railroad had a terminus at Spadra, but the line was extended east to Colton, and Spadra lost momentum. Fullerton's Main north–south road was named Spadra Road for its first 75 years, as long before the 57 Freeway it was the road through Brea Canyon to Spadra, and was later renamed Harbor Boulevard. Phillips thought Spadra would become a great town, and built his Phillips Mansion there in 1875, which together with the Spadra Cemetery are the only two remnants of the town that still exist today. In 1873, Phillips convinced the Southern Pacific Railroad to build a line to Spadra. Spadra became a stagecoach stop, Rubottom built the Spadra Hotel and Tavern to serve travelers, and by 1870, Spadra had 400–500 residents, three stores, a school, and a post office. The site of Spadra is 3 miles (4.8 km) west of the Pomona Station along Pomona Blvd.

Phillips sold a parcel of his land to William 'Uncle Billy' Rubottom, in 1866 who founded a new town there and named it Spadra after his hometown, now part of Clarksville, Arkansas. Spadra Rubottom's Hotel and stagecoach station at Spadra, 1867 Louis Phillips’s 1875 Second Empire-style mansion at the site of the town of Spadra In 1864, the widow of Ygnacio Palomares of Rancho San José sold 12,000 acres (49,000,000 m 2 49 km 2) to Louis Phillips, a Jewish Prussian immigrant, who would shortly be known as 'the richest man in Los Angeles County.' He built the largest commercial building in Los Angeles central business district at the time, the Phillips Block, which would eventually house Hamburger's, the then-largest department store in the Western United States. The first Anglo-Americans arrived prior to 1848 when the signing of the Treaty of Guadalupe Hidalgo resulted in California becoming part of the United States. The city was first settled by Ricardo Véjar and Ygnacio Palomares in the 1830s, when California and much of the now-American Southwest were part of Mexico. For horticulturist Solomon Gates, 'Pomona' was the winning entry in a contest to name the city in 1875, before anyone had ever planted a fruit tree there. The city is named after Pomona, the ancient Roman goddess of fruit. The Tongva were the first inhabitants of the area. History Beginnings to 1880 The Adobe de Palomares, built in 1855 by Ygnacio Palomares, is the oldest building in Pomona.

The main campus of California State Polytechnic University, Pomona, also known as Cal Poly Pomona, lies partially within Pomona's city limits, with the rest being located in the neighboring unincorporated community of Ramona. At the 2020 census, the city's population was 151,713. Pomona is located in the Pomona Valley, between the Inland Empire and the San Gabriel Valley. Pomona is a city in eastern Los Angeles County, California, United States.

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