The "It's Your Love" singer and "Blind Side" star topped a list of performers that included Kenny Chesney, Keith Urban and Brad Paisley, and said he felt "young."
"I don't feel whatever 43 is supposed to feel like - I still feel pretty young," the father of three told the magazine, set to hit newsstands on June 18.
"I'm more confident than I've ever been about who I am and what I do and I feel like I've got a lot more ahead of me than I do behind me," McGraw said.
Hill's second choice would be Kris Kristofferson, McGraw said.
"When we're around him, she can barely speak," he added.