Jose, for a typical drywall installation job, you might pay around $25-$30 per sheet, or $0.75-$0.90 per square foot, for the labor, which should include hanging, taping and finishing the drywall.ou should also let the contractors know that you have already purchased the drywall for your project. Keep in mind, you might have to pay a higher labor cost if the stack of drywall needs to be moved by hand from one location in your home to another.