George Key Ranch

The A. S. Bradford House, also known as The Bradford House, is a historic home in Placentia, California. It was the home of Albert Sumner Bradford, who founded Placentia by arranging for establishment of a water tank along the railway. Homes and businesses within a one-mile radius could get water. Designed by James Stafford, the Colonial Revival, 15-room house was built in 1902, in an orange grove.It was listed on the National Register of Historic Places in 1978, and operated as a house museum at one point. Albert Sumner Bradford (August 18, 1860—March 30, 1933), originally from Shapleigh, Maine, bought 20 acres land in 1890 in what would become his Tesoro Ranch Placentia. He did much to support growth of the citrus industry.

Bahnsen Theological Seminary was a Calvinist theological training institution, founded in 1997 and based in Placentia, California. It was most notably associated with Greg Bahnsen and Kenneth Gentry. It served as the degree granting division of the Southern California Center for Christian Studies. It offered instruction worldwide by correspondence, as well as courses presented locally. BTS offered four master's degree programs; Master of Divinity, Master of Christian Studies, Master of Apologetics, and Master of Philosophy. Faculty included:Kenneth Gentry Jr. ThD, ordained minister in the PCA Roger Wagner, ordained minister and pastor of Bayview Orthodox Presbyterian Church in Chula Vista, CA. Michael Butler, graduated magna cum laude from CSUF with a B.A. in philosophy and history, and a M.A. in philosophy from Claremont Graduate School. Jerry Crick, ordained as a minister in the Presbyterian Church of America and now serves as pastor of Scottish Presbyterian Kirk of the Covenant in Simpsonville, SC. Michael Mang, ordained minister in the P.C.A. and pastor of Fellowship Presbyterian Church in Greer, SC. Jeffrey Ventrella, ordained Ruling Elder in the Orthodox Presbyterian Church and regularly preaches and lectures in churches and mission works throughout the Pacific Northwest. George Scipione, minister in the Orthodox Presbyterian Church.

El Dorado High School is a 9th–12th grade public high school located in Placentia, California. Established in 1966, El Dorado is one of four high schools in the Placentia-Yorba Linda Unified School District, and serves the northern parts of Placentia, and Yorba Linda far eastern Fullerton, (east of the 57 freeway), and a small portion of Brea. The EDHS campus is located at 1651 Valencia Avenue, approximately 29 miles from downtown Los Angeles and 18 miles from the California coastline. The school currently has an enrollment of over 2,400 students. The school's first graduating class was the class of 1969. The campus received a major renovation in 2002. The EDHS gymnasium is dedicated to Joe Raya, a former Athletics department staff member. The theatre is dedicated to Mrs. Gai Jones, who directed the theatre department from 1967 to 2002. In 2004, Athletic director Sally Reclusado was selected as the CIF Southern Section Athletic Director of the Year. Librarian Linda Birtler was awarded the Orange County Department of Education's Outstanding Contribution to Education Award. El Dorado has also won the prestigious Blue Ribbon Award.The school is home to the El Dorado Golden Hawks Marching Band; the band's past achievements include a performance in the Sydney Olympics Opening Ceremony, the Tournament of Roses Parade and top honors in two trips to the Hawaii International Competition.

The Fullerton Arboretum is a 26-acre (11 ha) botanical garden with a collection of plants from around the world, located on the northeast corner of the California State University, Fullerton campus in Fullerton, California, in the United States. It is the largest botanical garden in Orange County, with a collection of over 4,000 plants. The Arboretum saves species that are extinct or near extinction and serves as a learning place for agricultural history.The Arboretum officially was created in 1976, and officially opened in 1979. The arboretum, which was originally a diseased orange grove, was transformed into organic gardening plots. A centerpiece of the Arboretum is the Heritage House, which was built in 1894 as the home and office of Fullerton's pioneer physician, Dr. George C. Clark. In 1972 the house was moved to what is now the middle of the Arboretum. The Arboretum's garden paths wander through four major collections: Cultivated, Woodlands, Mediterranean and Desert Collections. Highlights include Southern California native vegetation, Rare Fruit Grove, an 11,000 sq ft (1,000 m2) organic vegetable garden, historic Citrus and Avocados, Channel Islands Garden, an extensive Cycad Collection, Conifer Collection, Palm Grove, Community Gardens, and a Children's Garden. The Arboretum gives people the opportunity to teach and learn about the environment. They work with students and faculty from a variety of different campus departments and gather information. The research that is done is shared throughout Orange County.

Placentia () is a city in northern Orange County, California, United States. Its population was 51,233 during the 2020 census, up from 46,488 in the 2000 census. This includes the community of Atwood, which is included in the city of Placentia, and is located in its southeastern quadrant. Primarily referred to as a bedroom community, Placentia is known for its quiet neighborhoods. In 1971, Placentia was honored with the prestigious "All America City" award, given out annually by the National Civic League to 10 cities in the United States.

Marshall B. Ketchum University is a private university focused on graduate programs in healthcare and located in Fullerton, California. MBKU expanded from the Southern California College of Optometry which was founded in 1904. The university was officially established as a multidisciplinary university with the addition of School of PA Studies in 2011 and College of Pharmacy in 2013. Along with Hope International University, the campus bookends the north and south sides of the Cal State Fullerton campus respectively. The university's clinical and teaching facility is known as Ketchum Health. The facility provides patient care for optometry in the University Eye Center in Anaheim and Los Angeles. It also provides patient care in internal medicine and Family Medicine in Anaheim.

Goodwin Field is a 3,500-seat baseball park in the western United States, located in Fullerton, California. On the campus of California State University, Fullerton, it is primarily the home field of the four-time national champion CSUF Titans of the NCAA's Big West Conference. It is named for Jerry and Merilyn Goodwin, who gave $1 million toward a $3 million campaign for major renovations.In 2013, the Titans ranked 29th among Division I baseball programs in attendance, averaging 2,356 per home game.

Anderson Family Field is a college softball stadium on the campus of the California State University, Fullerton. It is the home venue of the Cal State Fullerton Titans softball team. It is named for four members of the Anderson family, who donated funds to update the stadium.The stadium has been renovated three times: in 1992, 1995, and 2000. A fourth major renovation is in progress as of 2021.

Titan Stadium is a 10,000-capacity multi-purpose stadium on the campus of California State University, Fullerton in Fullerton, California.

Titan Gym is a 4,000 seat, indoor multi-purpose stadium on the campus of California State University, Fullerton in Fullerton, California.

The California State University, Fullerton, massacre was an incident of mass murder committed by a custodian, Edward Charles Allaway (born 1939), on July 12, 1976, at California State University, Fullerton, in Fullerton, California, United States. It was the worst mass murder in Orange County until the 2011 Seal Beach shooting, in which eight people died.Allaway had a history of violence and mental illness. He was diagnosed with paranoid schizophrenia and found insane by a judge after being convicted by a jury. He was initially imprisoned at Patton State Hospital under medical treatment. In 2016 he was transferred to Napa State Hospital.

California State University, Fullerton (CSUF or Cal State Fullerton) is a public university in Fullerton, California. With a total enrollment of more than 41,000, it has the largest student body of the California State University (CSU) system, and its graduate student body of more than 5,000 is one of the largest in the CSU and in all of California. As of fall 2016, the school had 2,083 faculty, of whom 782 were on the tenure track. The university offers 109 degree programs: 55 undergraduate degrees and 54 graduate degrees, including three doctorates.Cal State Fullerton is an Hispanic-serving institution (HSI) and is eligible to be designated as an Asian American Native American Pacific Islander serving institution (AANAPISI). The university is nationally accredited in art, athletic training, business, chemistry, communications, communicative disorders, computer science, dance, engineering, music, nursing, public administration, public health, social work, teacher education and theater. Spending related to CSUF generates an impact of around $2.26 billion to the California and local economy, and sustains nearly 16,000 jobs statewide.CSUF athletic teams compete in Division I of the NCAA and are collectively known as the CSUF Titans. They compete in the Big West Conference.