Lewis Ainsworth House

The St. John's Lutheran Church of Orange, California is a Lutheran church. The church was founded in 1882, and its sanctuary was built in 1913-14. The building was renovated and rededicated in 1990.The congregation now has more than 4,000 members and a school with 800 students.

The First Baptist Church of Orange (also known as First Missionary Baptist Church; Antioch Baptist Church) is a historic Baptist church building at 192 S. Orange Street in Orange, California. The building is currently owned by Avila's El Ranchito, a Mexican restaurant chain based in Orange County.The church was built in 1893 and modified in 1912 in a Queen Anne—Carpenter Gothic style. The building stopped operating as a church in 1992. It was added to the National Register of Historic Places in 1996.

Plaza Park, also known as the Orange Plaza, is a public park in Orange, California. It is the centerpiece of Downtown Orange, as Orange, unlike most other cities in the area, was built around the roundabout the park creates. The park is most commonly recognized by the fountain in the center. In 2018, it was designated as a "Great Place in America" by the American Planning Association.

Old Towne, Orange Historic District, also known as Downtown Orange, and colloquially The Circle is a one square-mile district around Plaza Park in Orange, California, and contains many of the original structures built in the period after the city's incorporation. It is a vibrant commercial district, containing Orange County's oldest operating bank. The Historic District was listed on the National Register of Historic Places in 1997, and is the largest National Register District in California. The Old Towne Preservation Association is a non-profit organization dedicated to maintaining the district. According to State Historic Resource Surveys, Orange is unique among the region and the state in that it has the second largest concentration of historic buildings. A list of all of the buildings and sites in Orange that appear in the National Register of Historic Places can be found at National Register of Historic Places listings in Orange County, California.

The Cypress Street Schoolhouse, also known simply as Cypress Schoolhouse, is historic former elementary school building in Orange, California built in 1931. It is a one story structure built in classic Spanish Colonial Revival architecture with stucco walls and a clay tile roof. The building hosted educational classes ranging from kindergarten to fifth grade. It is one of the last remaining public school buildings in Southern California that was used as a segregated school for Mexican American students. The school officially closed in 1944, just three years shy of the landmark California Supreme Court decision Mendez, et al v. Westminster School District which desegregated public schools in California. The school house is owned by Chapman University. Cypress Street Schoolhouse was added to the National Register of Historic Places on July 7, 2015.

The C. Z. Culver House is a historic home within Old Towne Orange, California. It is part of the Old Towne Historic District. The home is a two-story building, with a large grass filled front yard built in the Victorian architectural style. A historical marker, placed by the United States Department of the Interior is at the south west corner of the home, or the north east corner of the intersection of East Palmyra and South Orange Street. The plaque is to notify visitors that the home was officially placed on the National Register of Historic Places on March 20, 1986. The home is currently unavailable to tour.

The Center for American War Letters is a center established in 2013 after historian Andrew Carroll donated more than 100,000 war letters to Chapman University.

Chapman University is a private research university in Orange, California. It encompasses eleven schools and colleges, including Argyros School of Business & Economics, Attallah College of Educational Studies, College of Performing Arts, Crean College of Health and Behavioral Sciences, Dodge College of Film and Media Arts, Fowler School of Engineering, Fowler School of Law, Schmid College of Science & Technology, School of Communication, School of Pharmacy, and Wilkinson College of Arts, Humanities, & Social Sciences. It is nationally ranked by US News & World Report and is classified among "R2: Doctoral Universities – High research activity".

Chapman University's Dale E. Fowler School of Law, commonly referred to as Chapman University School of Law or Fowler School of Law, is a private, non-profit law school located in Orange, California. The school offers the Juris Doctor degree (JD), combined programs offering a JD/MBA and JD/MFA in Film & Television Producing. The school also offers emphasis options in Business Law, Criminal Law, Entertainment Law, Environmental Law, Entrepreneurial Law, International Law, Trial Advocacy, and Taxation. Currently, the school has 74 full- and part-time faculty members and a law library with holdings in excess of 290,000 volumes and volume equivalents.

Fountain Family Group, sometimes called Nuclear Family, is a 1969 bronze sculpture and fountain by Richard H. Ellis, formerly installed along Wilshire Boulevard in Santa Monica, California.

The Hilbert Museum of California Art is a U.S. museum located at Chapman University in Orange, California. The museum's collection consists of more than 1,000 paintings – primarily watercolors and oil paintings by artists of the California Scene Painting movement.

Orange station, formally the Orange Transportation Center is an intermodal transit station in Orange, California. It serves Metrolink trains as well as Orange County Transportation Authority buses. The station is located at the site of two former Atchison, Topeka and Santa Fe Railway combination depots. The present depot structure was dedicated on May 1, 1938 and was closed with the Santa Fe's discontinuation of passenger service in 1971. The building was granted historic landmark status by the City on November 15, 1990.