If you find worrisome signs, especially if the roof is old or there’s been a storm with heavy wind or hail, get a professional assessment. Some roofing companies do this for free; specialized roof inspectors, like those who work through the National Roof
If your asphalt roof is 15 years old or more, it may be due for replacement. The national median cost for a new asphalt shingle roof is $7,600, according to the “2015 Remodeling Impact Report” from the NATIONAL ASSOCIATION OF REALTORS®. You’ll recover a healthy 105% of that investment if you should decide to sell your home, making a roofing replacement job the only project in the “Report” that repays more than the initial investment.