Heldeberg Designs Blue Heron Marathon registrations

7 Heldeberg Designs Blue Heron Marathon aircraft on the FAA register (FAA model BLUE HERON MARATHON), newest first.

N-numberYearAircraftBased
N1994W2004Heldeberg Designs Blue Heron MarathonPembroke, NH
N465XC2004Heldeberg Designs Blue Heron MarathonWaynesville, OH
N2863B2002Heldeberg Designs Blue Heron MarathonLowell, MA
N4322B2002Heldeberg Designs Blue Heron MarathonBethel, ME
N4383Y2000Heldeberg Designs Blue Heron MarathonPerham, ME
N55FZ2000Heldeberg Designs Blue Heron MarathonStamford, VT
N2746—Heldeberg Designs Blue Heron MarathonCardington, OH

Source: FAA Aircraft Registry, October 2026. Each N-number links to its aircraft page with registration record, history and accident data.