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How to Install an Exterior Door

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Published October 17, 2023

By learning how to install an exterior door, you effectively update one of the key features of your home’s appearance. Exterior doors are the most prominent feature of a home's curb appeal. As a DIY project, installing a new door can make a huge impact for a small investment. One of the simplest exterior door projects is hanging a prehung door. A prehung door includes a door and the frame that supports it.
Read on for step-by-step instructions on how to install a prehung exterior door.

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Difficulty:

Intermediate

Duration:

Over 1 day

Project Guide
Home Improvement Ideas
Door Ideas & Projects
Exterior Doors
Video

Table of Contents

  1. Gather Tools & Materials

  2. Before Installing an Exterior Door

  3. Measure & Prepare Door Opening

  4. Center and Test-Fit the Door and Frame

  5. Trace the Moulding

  6. Cut Along the Outline and Cut the Drip Edge

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