Diamond Bar, California

Industry station is a Metrolink train station located at 600 South Brea Canyon Road in Industry, California. Metrolink's Riverside Line trains between Los Angeles Union Station and Riverside–Downtown station stop here. It is owned and operated by the City of Industry. Industry station is served by 11 Metrolink Riverside Line trains (6 westbound and 5 eastbound) each weekday, running primarily at peak hours in the peak direction of travel. There is no service on weekends.In 2011, the Industry station had the highest ridership on the Riverside line, averaging 1,378 daily boardings, representing 34.5% of all boardings for the Riverside line.

Diamond Bar High School (DBHS) is a public high school located in Diamond Bar, California, as part of the Walnut Valley Unified School District.Diamond Bar High School's mascot is the Brahma, and the school colors are purple and gold. Diamond Bar High School students participate in programs such as Advanced Placement (AP) and International Baccalaureate (IB). During the school year, DBHS received an Academic Performance Index of 870, and 97% of students passed the California High School Exit Exam in 2008-2009. The Brahma Athletic teams will compete in the Palomares League of the CIF Southern Section in 2014–15.

Walnut High School is a public high school located at Walnut, California, among the San Jose Hills of the San Gabriel Valley in Southern California.Ranked in the top 100 high schools in America by the Daily Beast Publication, Walnut High School is also located within the prestigious Walnut Valley Unified School District, which has also been ranked by numerous sources to be one of the top public school districts in all of Southern California. The school is a two-time National Blue Ribbon School (1992–93 and 1997–98), six-time California Distinguished school (1991, 1992, 1994, 1998, 2005 and 2009), and a California Gold Ribbon School (2017). Walnut High School has also offered the International Baccalaureate program since 1999.

South Diamond Bar is an unincorporated area in eastern Los Angeles County, which has been designated an agricultural zone, according to the Los Angeles County Regional Planning Department.Though unincorporated, the land is owned by the City of Industry. It is commonly called the Ranch. There is no commercial or residential land in the area. As such, the population is zero.There is a camping ground in the area called the Firestone Boy Scout Reservation, which is available to nonprofit youth groups. The street address of the camping ground is labeled as Brea, despite it not being located within the city of Brea, and only a small portion being located in Orange County. The area is bordered by Diamond Bar to the north and Chino Hills to the east.

Lanterman Developmental Center, opened under the name the Pacific Colony, was a public psychiatric hospital and a facility serving the needs of people with developmental disabilities, and was located in the San Gabriel Valley in what was once Spadra (now part of Pomona), California. In 87 years of operation, the hospital served appropriately 14,000 people.At the time of closure in 2015, the hospital had nine patient buildings, one acute hospital unit, a variety of training and work sites, a vocational training center, and recreation facilities, a research and staff training building, a child day care center for community and staff members' children, a credit union, and the California Conservation Corps.

Diamond Ranch High School (or DRHS) is a high school that serves students from Diamond Bar and Phillips Ranch, California, United States, and is operated by the Pomona Unified School District (PUSD) in Pomona, California. Diamond Ranch's athletic teams compete in the Hacienda League of the CIF Southern Section.

Hilmer Lodge Stadium on the Mt. San Antonio College (Mt. SAC) campus in Walnut, California, is the athletic stadium for the community college. Originally known as Mt. San Antonio College Stadium or Mt. Sac Stadium, the stadium was dedicated on October 8, 1948 by then local congressman, Richard Nixon. The venue was renamed in the early 1990s after Hilmer Lodge, who created the relays in 1959 and was the college's first track and field and cross country coach. Lodge, who died in 1977, was part of the inaugural Mt. SAC Relays Hall of Fame.The stadium is also the finish for the Mt. SAC Cross Country Course, which hosts as many as 28,000 participants for the Mt. SAC Cross Country Invitational. It also plays host to the CIF Southern Section cross country prelims and finals, and the Western Regional preliminary to the Foot Locker Cross Country Championships. Hilmer Lodge Stadium hosted the USA Outdoor Track and Field Championships in 1962, 1979, and 1980. It also played host to the United States women's Olympic Trials in 1968. In 2018, the stadium was selected as site for the 2020 US Track and Field Olympic Trials, but the $62 million renovation was threatened by multiple lawsuits from neighbors of the college. On August 2, 2018, USATF announced that Hayward Field in Eugene, Oregon had been selected to host the competition. In July 2018, the stadium was completely renovated and opened February 24, 2020 with the ability to expand seating to 21,000 for special events.In 1967, the stadium received an upgrade to aluminum bleachers. The stadium was used as a location for the 1989 Wes Craven film Shocker.

The Collins College of Hospitality Management is a college part of the California State Polytechnic University, Pomona (Cal Poly Pomona). Founded in 1973, it was the first hospitality management studies program in California and its thousand students make it the largest such school in the state. As of 2010, The Collins College of Hospitality Management is ranked third in the nation by restaurant executives. Andrew Hale Feinstein is Dean and James A. Collins Distinguished Chair. With approximately 1,400 undergraduate students, the college is the largest of its kind in the country.

The Cal Poly Pomona College of Letters, Arts, and Social Sciences is the humanities, social sciences, and performing arts college at California State Polytechnic University, Pomona (Cal Poly Pomona) located in Pomona, California, United States. The College of Letters, Arts & Social Sciences (C.L.A.S.S.) educates students in eleven disciplines of study: Communication, Economics, English and Modern Languages, Geography and Anthropology, History, Music, Philosophy, Political Science, Psychology and Sociology, Ethnic and Women's Studies, and Theater and New Dance. Academy Award-winning actor, Forest Whitaker, attended Cal Poly Pomona as a Music major. Former U.S. Labor Secretary Hilda Solis received her bachelor's degree in political science from the College of Letters, Arts, and Social Sciences at Cal Poly Pomona and then returned as a lecturer in 2013.

International Polytechnic High School, commonly referred to as iPoly, is a public college-preparatory demonstration high school (9-12) found in the California State Polytechnic University, Pomona (Cal Poly Pomona) campus and operated by the Los Angeles County Office of Education (LACOE) in collaboration with the College of Education and Integrative Studies at the university. iPoly's curriculum is fully accredited by the Western Association of Schools and Colleges and is approved by the University of California and California State University. It runs hand-in-hand with the Los Angeles County High School for the Arts (LACHSA), which is also run by LACOE. Since iPoly does not lie in a fixed school district, it draws students from all over Los Angeles, San Bernardino, Orange and Riverside counties. Most of the students come from the Pomona and San Gabriel valleys. In 2009, 2013, and 2019, iPoly was honored as a California Distinguished School by the California Department of Education.

Rancho Los Nogales was a 1,004-acre (4.06 km2) Mexican land grant in present-day Los Angeles County, California given in 1840 by Governor Juan Alvarado to Jose de la Luz Linares. The name means "Ranch of the Walnut Trees" in Spanish. The triangular-shaped land grant between San Jose Creek and Diamond Bar Creek included parts of present-day Walnut and Diamond Bar.

Phillips Ranch is a master-planned community, first developed by Louis Lesserin 1965. It is located in the southwestern portion of the city limits of Pomona, in Los Angeles County, California. It is located near the Pomona Freeway (SR 60), the Orange Freeway (SR 57), and the Chino Valley Freeway (SR 71). The zip code serving the neighborhood is 91766. Phillips Ranch is 4 miles southwest of downtown Pomona, and is mostly working to upper-middle class in a generally diverse community. Many residents use "Phillips Ranch, CA" as a return address, which is an acceptable alternative to Pomona, CA, according to the United States Postal Service. Phillips Ranch is often referred to by its neighborhood name instead of by the city name.