Jordan River, UT Temple

The Jordan River Utah Temple was announced February 3 1978 and the site was dedicated June 9 1979; the Temple was completed and dedicated on November 16-20 1981.  The Jordan River Temple is the 20^th working Temple at 148,236 square feet on 15 acres. It has six ordinance rooms and seventeen sealing rooms.

Link to Source http://www.ldschurchtemples.com/jordanriver/