30 x 50 x12 sidewalls with 4" concrete in Oklahoma..
2 walk doors
1x12' insulated garage door
1 x 8' insulated garage door
4-3x4 double pane windows
$11,500 materials
$7,665 completion of building
$3,880 completion of concrete
Total $23,045
I've done all the electrical service/wiring myself...