Job seekers looking for a career as a Heavy Equipment Mechanic near Upper Marlboro, MD, can find good opportunities in nearby cities. Laurel, MD, offers the highest average salary at $60,104. Silver Spring, MD, and Bowie, MD, also provide competitive wages, with averages of $57,492 and $56,843, respectively. Columbia, MD, rounds out the list with an average salary of $56,285. These cities present attractive options for those seeking well-paying jobs in this field.