Coun. Waye Mason has officially declared his candidacy for mayor of Halifax Regional Municipality.

Mason made the announced Monday at the Dart Gallery in his hometown of Dartmouth.

He now lives on the other side of the harbour and is the councillor for Halifax South Downtown, having been first elected to council in 2012.

Mason told reporters and supporters that housing affordability was a major priority.

"It matters a lot when neighbours in our community are hurting and people are worried they're g…