The portable, single-person pontoon boat includes a hull having a deck and at least one sidewall. The hull defines an open interior region. At least one laterally extending, elongated frame member having opposed first and second hollow ends is fixed to the bottom of the hull. First and second pontoon floats are further provided, along with at least one pair of spars. A distal end of each of the spars is releasably secured to a respective one of the first and second pontoon floats. A proximal end of each of the spars is slidably received within a respective one of the first and second ends of the at least one laterally extending, elongated frame member and releasably fastened thereto.