A tabletop formed from slats for use in rigid, light-weight tables, such as portable banquet tables. The tabletop includes a center section formed from a plurality of open-channel, rectangular tubular slats that are laterally coupled together. Each slat has a top wall that aligns with top walls to form the upper working surface of the tabletop. Each slat also has downwardly-projecting sidewalls and a bottom wall with a longitudinal slot running the length of the slat to form the rectangular, downwardly-orientated channel. The adjacent contacting sidewalls of adjacent slats coupled together to form substantially vertical support beams. The tabletop further includes a pair of elongate end caps disposed on opposite ends and spanning the plurality of slats of the center section, with each end cap having a plurality of finger pairs extending into the plurality of slats with a center slot the receives a support beam therein.