Full Size - 83" wide x 73" high x 44" deep with the desk and 64" deep as a bed (Shown above)
Twin Size - 83" wide x 61" high x 44" deep with the desk and 50" deep as a bed
Full Size with Hutch - 83" wide x 90" high x 44" deep with the desk and 64" deep as a bed (Shown below)

Desk surface is 27" deep x 76" wide x 18" high - desk to bottom of bed
Desk is 28" high from floor