May 26, 2026

Image of a Marvin installer fitting a new window frame, showing the professional process of when to replace a front door

When to Replace Your Front Door: Key Warning Signs

Knowing when to replace a front door takes more than checking the calendar. If your door is warping, rotting, creating a draft, or the locks are failing, replace it. A well-maintained door lasts 20–30 years, but don’t wait that long if you’re losing energy or seeing damage.  Plus, according to Zonda’s 2025 Cost vs. Value Report, door replacements are among the highest-ROI home improvements you can make, returning over 200% of their cost at resale (depending on the materials and style). While you’re solving a real structural problem, you’re also