The cost of an asphalt shingle roof in San Antonio ranges from $3.50 to $5.50 per square foot, with the average cost for a 2,000-square-foot roof ranging from $7,000 to $11,000. Labor costs for asphalt shingle roofing installation typically range from $3.00 to $5.00 per square foot.

The average lifespan of a shingled roof in central Texas is 18 to 20 years, varying based on the type of shingles you have. Metal roofing, while expensive, can last 40 to 70 years if well taken care of. Commercial roofs may need to be replaced when a roof is anywhere from 10 to 40 years old.

The average cost to replace a roof in Texas is $7,500 for a 2,000-square-foot roof, with costs ranging from as little as $3,750 for a 1,000-square-foot roof replacement to as much as $11,250 to replace a 3,000-square-foot roof.