Today, the standard container size is 20 feet long, 8 feet wide, and 9 feet tall—a size that’s become known as a “20-foot-equivalent container unit,” or TEU.

The company now focuses on custom homes built on 20-foot or 40-foot shipping containers, although the space can be expanded by stacking or combining multiple containers.

Most container ships like these hold between 10,000 and 21,000 20-foot standard shipping containers, referred to as TEUs, or twenty-foot equivalent units.

Bloxx Building also sells shipping containers as they are, with a current price at $1,895 for a 20-foot container. The company also offers simple modifications, including windows, doors and ...