A dock system including a collapsible frame, and method for assembling the dock system including collapsible frame are provided. A collapsible dock system includes a collapsible frame. The collapsible frame includes a first beam, a second beam, a cross-member, and a hinged bracket system. The cross-member system secures the first beam to the second beam. The hinged bracket system is selectively coupled to the first beam and the second beam in either a compact transport state in which the first beam is movable relative to the second beam or a fixed installation state in which the first beam is fixed relative to the second beam.