In 2006 the City of Windom completed a construction project in excess of $1.3 million. New hangars and a new Arrival/Departure Building were finished along with improvements to the electronics including the NDB (Non-Directional Beacon) and AWOS (Automated Weather Observations Services). Other renovations included pavement replacement and additional paved surfaces. In 2010, the City completed a new concrete runway and taxiways project at a cost of $1.2 million. In 2013, the City constructed a large aircraft hangar at a cost of $508,000.