He replaces Dave Geenen who resigned following accusations that he embezzled money from the Doris and Victor Day Foundation.
With his father, Healy is co-owner of the Stern Center in downtown Rock Island and Bridges Catering.
"I ultimately left and moved back here, I moved my business here. So we're looking for as a city someone like me - how can we bring a family into the city and how can we bring business into the city."
He considered running for the 7th Ward seat last spring, but decided not to for family reasons. He'll serve until April of 2023 when the seat will go up for election again.
Healy says some of the major decisions he and the council will have to make in the coming months are finding a new city manager and new police chief.