Temple Square is a 10-acre (4.0 ha) complex, owned by the Church of Jesus Christ of Latter-day Saints, in the center of Salt Lake City, Utah. The usage of the name has gradually changed to include several other church facilities that are immediately adjacent to Temple Square. Contained within Temple Square are the Salt Lake Temple, Salt Lake Tabernacle, Salt Lake Assembly Hall, the Seagull Monument, and two visitors' centers. The square was designated a National Historic Landmark District in 1964, recognizing the Mormon achievement in the settlement of Utah.

The Church of Jesus Christ of Latter-day Saints, informally known as the LDS Church or Mormon Church, is a restorationist, nontrinitarian Christian denomination that is the largest denomination in the Latter Day Saint movement. The church is headquartered in the United States in Salt Lake City, Utah and has established congregations and built temples worldwide. According to the church, it has over 17 million members and over 99 thousand volunteer missionaries. As of 2012, the church was the fourth-largest Christian denomination in the U.S. As of 2023, the church reported over 6.8 million U.S. members.