Route 4 - Westbrook

Route 4


METRO Route #4 travels between Portland and Westbrook, via USM (Portland) and Brighton Avenue, with service to IDEXX, Abbott Labs (NEW), the Hamlet, and Westbrook Hub (connect to Route 3 and Husky Line).

Current Route #4 Schedule:
Brochure with schedule/map (PDF) - LINK
Full page spread with schedule/map (PDF) - LINK

Please note: Route 4 Updates
Starting June 6, some bus stops will be temporarily moved due to construction.
Schedule Changes - effective June 12, 2022
Please check here for updates -- LINK