Devery Anderson and Gary J. Bergera offer estimate total number of Nauvoo Temple Endowments at 5,583.
Devery S. Anderson and Gary James Bergera, The Nauvoo Endowment Companies, 1845-1846 (Salt Lake City: Signature Books, 2005), xxvii
Based on a tabulation using original and derivative temple records . . . [t]he total number of endowments performed during the same period reached 5,583.