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DIY Bathroom Mirror Frame (Quick & Affordable)

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Looking to update your bathroom mirror on a budget? This step-by-step guide shows you how to frame a basic builder-grade mirror using affordable materials and tools.

Step 1: Choose & Cut Your Frame

Pick your wood—mine was simple baseboard, 2″ wide and ¼” thick. Cut the two shorter sides at 45° angles, then do the same with the longer sides. Dry fit the pieces on the mirror, using painter’s tape or a helping hand to hold them in place.

bathroom mirror frame

Step 2: Notch Around Mirror Clips

Hold each piece to the mirror and trace where the clips hit the wood. Carefully notch those areas using a multi-tool or chisel and hammer. Refit as needed until the frame sits flush.

nothing the mirror frame around the clips

Step 3: Paint the Frame

Use bathroom-rated paint to handle humidity. I originally chose a gray with a purple undertone but later repainted for a better match. Paint before installing for easier cleanup.

black mirror frame
After

Step 4: Install the Frame

Dry fit one last time. Then apply Loctite adhesive in a zigzag pattern on the back of the bottom piece and press it firmly onto the mirror. Repeat for the sides, then the top. Make final adjustments quickly—Loctite sets fast.

attaching the mirror frame
Apply adhesive in zig zag pattern

Step 5: Secure with Tape & Touch Up

Use painter’s tape to hold the frame in place for 48 hours. Once the adhesive sets, remove the tape and touch up any chipped paint.

painters tape over the mirror frame to secure it in place
Apply painters tape after glueing the mirror frame

Final Look

This simple upgrade completely transformed my bathroom. The frame added definition, matched my vanity and hardware, and gave the space a polished look—without breaking the budget!