He married Elizabeth Scott on Feb 03 1648 in Windsor, Connecticut. Elizabeth was the daughter of Thomas Scott of Hartford.
Their children were: Deacon John Loomis Deacon Joseph Loomis Thomas Loomis Samuel Loomis Sgt. Daniel Loomis James Loomis Timothy Loomis Ens. Nathaniel Loomis David Loomis Deacon Samuel Loomis Isaac Loomis Elizabeth Loomis(m. John Brown of Windsor) Mary Loomis