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How to Patch a Medium Hole (Doorknob Size)

Repair holes from 1-5 inches using a patch kit

Intermediate45-90 minutes (plus dry time)$10–$307 steps2 min read
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What You'll Need

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Tools

Putty knife

4-6 inch size

Amazon

Utility knife

Amazon

Sandpaper

120 grit and 150 grit

Amazon

Sanding block

Amazon

Pencil

Amazon

Materials

Drywall patch kit

Self-adhesive mesh patch

$5-$15

Amazon

Joint compound

$8-$15

Amazon

Primer

$8-$15

Amazon

Matching paint

Amazon

Step-by-Step Instructions

1

Prepare the damaged area

5 minutes

Use a utility knife to cut away any loose or damaged drywall around the hole. Remove any debris. The hole should have clean, stable edges.

Pro Tip

For holes from doorknobs, the damage is usually clean already.

2

Apply the mesh patch

2 minutes

Center the self-adhesive mesh patch over the hole. Press firmly around all edges to ensure good adhesion. The patch should extend at least 1 inch beyond the hole on all sides.

Pro Tip

For larger holes, you may need a reinforced patch with a metal backing.

3

Apply first coat of joint compound

10 minutes

Spread a thin layer of joint compound over the entire patch, extending 2-3 inches beyond the patch edges. Use smooth, even strokes. The goal is to fill the mesh and create a thin base coat.

Pro Tip

Don't try to hide everything in one coat. Multiple thin coats work better than one thick coat.

4

Let dry and sand

10 minutes + 24 hours dry time

Allow to dry completely (usually 24 hours). Sand lightly with 120 grit sandpaper to remove ridges and high spots. Wipe off dust.

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5

Apply second coat

10 minutes

Apply another thin coat of joint compound, extending slightly further than the first coat to feather the edges. Smooth carefully.

Pro Tip

Each coat should be thinner and wider than the last to create an invisible repair.

6

Final sand and third coat if needed

15 minutes + dry time

Once dry, sand with 150 grit. Check for low spots or imperfections. Apply a third coat if needed, focusing on problem areas. Final sand should leave a perfectly smooth surface.

7

Prime and paint

30 minutes + dry time

Apply primer over the entire patch area. Once dry, paint with matching paint, feathering edges to blend.

Common Mistakes to Avoid

  • Applying compound too thick (causes cracking and long dry times)
  • Not feathering edges (leaves visible bump)
  • Rushing between coats
  • Sanding too aggressively (damages paper facing)

Safety Warnings

  • Wear dust mask when sanding
  • Ensure good ventilation

When to Call a Professional

For holes larger than 6 inches, holes that go through to insulation or wiring, or multiple holes requiring extensive repair.

Find a local drywall repair on Thumbtack

Have a bigger project in mind? Tell us what you need and help us decide what to build next.

Frequently Asked Questions

How difficult is it to patch a medium hole (doorknob size)?
This project is rated as intermediate difficulty. Some DIY experience is helpful, but detailed instructions make this achievable for most homeowners. It typically takes 45-90 minutes (plus dry time) to complete.
How much does it cost to patch a medium hole (doorknob size)?
The estimated cost for materials is $10–$30. This doesn't include tools you may need to purchase. Many of the tools required are common household items you may already own.
What tools do I need to patch a medium hole (doorknob size)?
You'll need: Putty knife, Utility knife, Sandpaper, Sanding block, Pencil.
How long does it take to patch a medium hole (doorknob size)?
This project typically takes 45-90 minutes (plus dry time). The actual time depends on your experience level, the specific conditions of your home, and whether you encounter any complications. It's broken into 7 steps for easy tracking.
What are common mistakes when trying to patch a medium hole (doorknob size)?
The most common mistakes include: Applying compound too thick (causes cracking and long dry times). Not feathering edges (leaves visible bump). Rushing between coats. Following our step-by-step guide will help you avoid these issues.
Should I hire a professional to patch a medium hole (doorknob size)?
For holes larger than 6 inches, holes that go through to insulation or wiring, or multiple holes requiring extensive repair.

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Project Overview

Difficulty
Intermediate
Time
45-90 minutes (plus dry time)
Est. Cost
$10–$30
Tools
5 items
Materials
4 items
Steps
7
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