Incumbent GOP city Councilor Eric Carlson has not said whether he will seek a second term. The other incumbent, Democrat Mayra Sampson, promised she would not run for the part-time post when Mayor Art Ward tapped her to fill a vacancy created when Democrat Kevin Fuller resigned on May 1.
Despite his young age, Brown has been active in city politics for years. He ran unsuccessfully for a Board of Education seat two years ago.
Brown is a political science student at Central Connecticut State University. He graduated from Bristol Eastern High School in 2011.
He plans to declare his candidacy at Tuesday's Democratic Town Committee meeting, a session that may see the emergence of a handful of candidates, among them Chris Wilson, who plans to announce his mayoral bid there.
Full disclosure: My son and Calvin are friends who serve together on U.S. Rep. John Larson's Youth Cabinet.