Complimentary masks and gloves are available upon entry to our casino. Are masks required at MGM Grand Detroit?įace masks are recommended but not currently required while visiting MGM Grand Detroit. Valet parking rates will range from $18 to $35. The daily maximum rate kicks in after four hours. MGM’s self parking fees for the chain’s top tier hotels will be $15 to $18, all others will be $12 to $15. The first hour of self parking is free for all visitors except local residents, who get three free hours. Do you have to pay for parking at MGM Grand?