The Salt Lake Temple will open to the public from April 5 through October 1, 2027, before it is rededicated and again restricted to Latter-day Saints with temple recommends. [2] Reservations opened on September 1, 2026, and one million tour spaces were claimed in less than 24 hours. [1] The Church describes the event as only the second public open house in the temple’s 134-year history. [2] The building visitors will enter is both old and substantially new. [12] [13] Construction began in 1853 and ended with the temple’s dedication in April 1893, but the interior has been altered repeatedly since then. [3] [20] The current renovation adds about 100,000 square feet of underground space, two baptistries instead of one, five instruction rooms, and 22 sealing rooms instead of 13. [12] The temple now rests on 98 base isolators about 20 feet below the structure, part of a seismic system designed to allow substantial horizontal movement during a major earthquake. [14] [24] The chan...