Ethan Strimling shares a moment with his campaign manager Stephanie Clifford at Portland House of Music & Events after he won the Portland Mayoral Race Tuesday, November Gabe Souza/Staff Photographer

Supporters mob Ethan Strimling at his watch party at the Portland House of Music & Events after winning the Portland mayoral race Tuesday, Gabe Souza/Staff Photographer

Portland mayoral candidate Ethan Strimling greets supporters at Portland House of Music & Events in Portland on Tuesday as election results begin to come in.

Tom MacMillan shakes hands with Ron Shapiro, a voter outside the polling place at East End Community School. Ben McCanna/Staff Photographer

Mayor Michael Brennan talks with supporters at his election party at Sonny's restaurant on Tuesday night. Derek Davis/Staff Photographer

Rosaleen Donoghue, 5, plays with a balloon as she waits with her father, outgoing District 1 City Councillor Kevin Donoghue, for the start of Portland mayoral candidate Ethan Strimling's party at Portland House of Music & Events on Tuesday.

Portland House of Music & Events was decked out with Ethan Strimling signs in preparation for his party to watch the election returns Tuesday. Strimling and Green Independent Tom Macmillan challenged Mayor Michael Brennan.

Ethan Strimling gives the crowd a thumbs up at his election-night party at the Portland House of Music & Events after winning the Portland mayoral race Tuesday. Strimling beat incumbent Mayor Michael Brennan and Green Independent Tom Macmillan.

Brennan takes a phone call at his election party at Sonny's. Derek Davis/Staff Photographer

Brennan talks with media at his election night party. Derek Davis/Staff Photographer

Michael Brennan gets a hug from his wife, Joan Martay, during Tuesday night's gathering at Sonny's restaurant. Derek Davis/Staff Photographer

Brennan pauses while talking to supporters on election night. Brennan was unseated as mayor by Ethan Strimling. Derek Davis/Staff Photographer