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    1. Material Quality There are various grades of asphalt shingles, ranging from basic three-tab shingles to higher-end architectural or designer shingles. The cost reflects the quality, with basic shingles starting at around $90 per square (one square equals 100 square feet), while high-end options can reach $250 or more per square.


    - Longevity While the lifespan of asphalt shingles can vary based on their type and geographic location, most asphalt shingles last between 15 to 30 years. Regular maintenance can extend this lifespan, ensuring that your investment pays off in the long run.