Box Elder or Boxelder may refer to:

Flora and fauna

• Box elder or Acer negundo, a species of maple
• Boxelder bug, an insect which feeds on maple trees

Communities

• Box Elder, Colorado
• Box Elder, Montana, a census-designated place (CDP) in Chouteau and Hill counties
• Box Elder, South Dakota, a city in Meade and Pennington counties
• Box Elder County, Utah, a county in Utah
• Brigham City, Utah, formerly known as Box Elder
• Box Elder, Nebraska, a community located north of McCook, Nebraska

Streams

• Box Elder Creek (Colorado), a tributary of the South Platte River
• Boxelder Creek (Belle Fourche River), a stream in South Dakota
• Boxelder Creek (Cheyenne River), a stream in South Dakota
• Boxelder Creek (Grand River), a stream in South Dakota

Media

• Box Elders, a punk band from Omaha, Nebraska
• "Box Elder", a song by Pavement, released on the Slay Tracks: 1933–1969 EP (1989)
• Box Elder (film), a 2008 independent movie