Greencastle, MO

Greencastle is a small farming town in northern Missouri's Sullivan County, accessible via Highway 6 which runs east-west through the community. Most visitors arrive from Milan (15 miles east) or Trenton (20 miles west), both serving as connections to larger highway networks. The town sits amid rolling agricultural land typical of northern Missouri, with a continental climate bringing hot summers and cold winters. A classic grain elevator stands prominently along Highway 6, serving as the town's most recognizable landmark.

Airports closest to Greencastle, MO are Kirksville Regional Airport and Trenton Municipal Airport.