Simeon Peck III was born on June 20, 1825, to Simeon and Elvira Peck in Deerfield, Massachusetts.
Mr. Peck worked as a farmer until March 14, 1862, when he enlisted to serve the Union in the Civil War. He served as a Private in the 21st Regiment, Massachusetts Infantry for eight months before receiving an honorable discharge in Philadelphia on November 24, 1862, due to a disability.
After marrying Lucinda Allis, Mr. Peck resumed farming until his incarceration at Massachusetts State Prison. He died there on June 22, 1879, of cerebral softening at 54 years old.