The Salt Lake Stake was first organized in October of 1847 with 2000 members. There was not another stake created until 1851 when the Weber Stake was formed. It wasn’t until 1877 when additional stakes were added. The Salt Lake Stake had 51 wards when the Jordan and Granite Stakes were organized in 1900.
“Manuscript History of Salt Lake Stake” LDS Church Historical Department, Salt Lake City; The Story of the Salt Lake Stake, The Church of Jesus Christ of Latter-day Saints: 150 Years of History, 1847-1997 (Salt Lake City: Salt Lake Stake, 1997).