As a homeowner, your roof is one of the most important aspects of your home, and it's crucial to ensure that it's in good condition. Over time, roofs can deteriorate and require replacement, which can be a significant investment for any homeowner. Here are a few reasons why you might need a new roof:

1. Age: If your roof is approaching or exceeding its expected lifespan, it may be time to consider a replacement. Most roofs last between 15 and 25 years, depending on the materials used.

2. Damage: If your roof has sustained damage from severe weather, such as hail or wind, it may need to be replaced to ensure that it can continue to protect your home.

3. Leaks: If you notice water stains on your ceiling or walls, it could be a sign that your roof is leaking. This can be caused by a number of issues, including cracked or missing shingles, damaged flashing, or a worn-out underlayment.

4. Energy Efficiency: Older roofs may not be as energy-efficient as newer ones, which can lead to higher energy bills. A new roof can help improve insulation and reduce heat loss in the winter, and heat gain in the summer.

By keeping an eye out for these signs, you can ensure that your roof is in good condition and avoid costly repairs or damage to your home. If you're not sure whether your roof needs to be replaced, it's always a good idea to have a professional inspection to assess its condition.