When considering the average cost to replace a garage roof, several factors like materials and labor play a crucial role. It's important to account for the type of roofing material, as asphalt shingles and metal roofs vary in price. Hiring local roofers can help you get accurate quotes and ensure quality workmanship for your garage roof replacement. Additionally, the size and complexity of your garage roof will significantly impact the overall replacement cost. To better understand the expenses involved, it's advisable to schedule an inspection and get detailed estimates from experienced roofing professionals.