(Image: https://www.diychatroom.com/attachments/before-jpg.24532/)The average roof repair is less expensive and ranges between $300 and $1,000 with some repairs costing as much as $3,000. Most roof repair jobs will not require extensive structural changes, making the process faster and cheaper.external frame Long-lasting materials are usually more expensive to install because they require more labor from contractors. Specialized roofing materials such as clay or concrete tiles may require additional preparation or specialized installation techniques. Contractors that specialize in these types of roofs may charge more for their expertise.