On May 29, 1654, Comstock wrote an affidavit about his visiting with a woman named Knapp who was charged with witchcraft and who was later executed.[2][4] On January 27, 1661, Comstock bought land from Thomas Betts.[4] On September 19, 1692, he was part of the grand jury investigating witchcraft.[2][4]
Comstock was nominated to be named a Freeman on October 10, 1667.[2][4][3]
On October 14, 1686, he was a deputy to the General Court of the Colony of Connecticut. On January 16, 1694, he was appointed to a committee to obtain a minister for Norwalk.[2][4][3]