Roof Leak Repair Cost Calculator

Cost by Leak Type, Severity & Material

The Roof Leak Repair Cost Calculator returns a price range for fixing common roof leak sources — flashing, shingles, valleys, vents, chimneys, and skylights. Select the leak type and severity (minor, moderate, major) and the tool returns a low-high cost estimate based on national averages. Most minor leaks cost $150-$400 to repair; major leaks involving deck damage can exceed $1,500. Pair with our Roof Repair Cost Guide and Roof Replacement Cost Guide for full project planning.