How to Fold a Brochure: 3 Easy Ways

What You’ll Need

A printed brochure sheet (standard letter size or A4)
A flat, clean surface (like a table or desk)
A bone folder or a credit card (optional, for sharp creases)
A ruler (optional, for precise measurements)

Step-by-Step

Identify the fold type: Decide which fold you need. A tri-fold (letter fold) has two parallel creases creating three panels. A bi-fold has one central crease creating two panels. A z-fold has two parallel creases but the panels fold in opposite directions, like an accordion.
Prepare the sheet: Place your printed brochure face down on a clean, flat surface. Make sure the edges are aligned and there are no wrinkles or curls. If the paper is curled, gently bend it the opposite way to flatten it.
Measure for the tri-fold (if applicable): For a tri-fold, the panel that folds inside first should be slightly narrower (about 1/8 inch or 3 mm) than the other two. This allows the brochure to close flat without the edges bulging. Measure and lightly mark the fold lines with a pencil if needed.
Make the first crease: For a tri-fold, fold the right panel inward along your marked line. For a bi-fold, fold the sheet in half, bringing the right edge to meet the left edge exactly. For a z-fold, fold the right panel inward, then fold the left panel outward (the opposite direction).
Crease firmly: Run your fingernail or a bone folder along the fold to make a sharp crease. Start from the center and move outward to avoid air bubbles. If using a credit card, slide it along the fold with even pressure.
Finish and check: For a tri-fold, fold the left panel over the right panel. For a z-fold, the panels should stack like an accordion. Press the whole brochure flat, then open it to check that all panels align neatly and the text is not cut off.

Common Mistakes

Folding without measuring, leading to panels of unequal width and a lopsided brochure.
Creasing with too much force, which can crack the paper or leave a permanent white line.
Folding the wrong direction, especially for a z-fold, which ruins the accordion effect.
Not flattening the paper first, causing wrinkles and misalignment.
Rushing the crease, resulting in a soft fold that doesn’t stay closed.

Tips

Use a bone folder for the crispest creases without damaging the paper.
If you’re folding many brochures, create a template from cardboard to mark fold lines quickly.
For a tri-fold, always fold the right panel first, then the left, so the left panel covers the right panel’s edge.
If your brochure has a front cover, make sure it faces up when you start folding so it ends up on the outside.
Practice on a scrap sheet first to get the measurements right before folding the final version.

Troubleshooting

Panels don’t align: If your tri-fold panels are uneven, unfold and refold, making sure the right panel is slightly narrower. Use a ruler to measure each panel before creasing.
Paper cracks at the fold: This happens when the paper is too dry or the fold is too sharp. Try folding with a lighter touch or use a bone folder instead of your nail. If the paper is very thick, score it lightly with a ruler and a blunt knife before folding.
The brochure doesn’t stay closed: Your creases may be too soft. Go over each fold again with a bone folder, pressing firmly. If the paper is curling, flatten it under a heavy book for a few minutes.
The text is upside down or reversed: You folded the wrong side. Unfold and start over, making sure the printed side is facing down (for a tri-fold) or facing up (for a bi-fold) as described in the steps.

Frequently Asked Questions

What is the standard brochure size?

The most common size is letter size (8.5 x 11 inches) or A4, which folds neatly into a standard mailing envelope. Tri-folds are the most popular for this size.

How do I fold a brochure without a bone folder?

You can use a credit card, a ruler, or even the edge of a table to create a sharp crease. Just press firmly along the fold line with the edge of the tool.

Can I fold a brochure that is already printed on both sides?

Yes, just make sure the correct side is facing up or down depending on the fold type. For a tri-fold, the front cover should be on the left panel when the sheet is face up, so it ends up on the outside.

Why is my tri-fold lopsided?

Usually because the panels are equal in width. The inner panel needs to be slightly narrower (about 1/8 inch) to allow for the thickness of the paper. Measure and adjust before creasing.

How do I fold a z-fold correctly?

A z-fold has two parallel creases, but the first fold goes inward and the second goes outward, creating an accordion shape. Always fold the right panel inward first, then fold the left panel outward.

What if my brochure is too thick to fold?

If the paper is heavy or cardstock, score the fold lines first with a ruler and a blunt object (like a dry pen) to create a groove. Then fold gently along the score.

Sources: Printing Industries of America. Menus and buttons can differ slightly by version. Spotted something out of date? Tell us.