Easy Ways to Hem Pants

Everyone · How-to · Updated October 1, 2026 · LearnLife Editorial

What do you need before starting to hem pants?

Before beginning to hem pants, it’s important to have the right tools and materials on hand for a smooth process. Gathering everything beforehand saves time and prevents frustration mid-project. Here’s a detailed list with explanations:

• Measuring tape or ruler: For precise measurement of how much fabric to fold or cut off.
• Fabric chalk, pencil, or washable marker: To mark the new hemline clearly without damaging fabric.
• Straight pins or fabric clips: These hold the folded fabric in place, ensuring an even hem.
• Fabric scissors: Sharp scissors designed for fabric prevent frayed edges and uneven cuts.
• Sewing needle and matching thread: If hand sewing, pick a needle appropriate for the fabric weight. For machine sewing, have matching thread to blend stitches.
• Sewing machine (optional but recommended): Makes stitching faster and often neater.
• Iron and ironing board: Pressing the hem before and after sewing creates crisp folds and professional results.
• Seam ripper: Useful for removing old hems or correcting mistakes.
• Pinking shears or a zigzag stitch: To finish raw edges and prevent fabric from fraying.
• Optional tools: Sewing gauge for consistent seam allowances, tailor’s chalk for more visible marks, and a thimble for hand sewing thicker fabric.

Having these supplies prepared means you can focus on the hemming steps without scrambling for tools. For example, if you only have regular scissors, the edges may fray more quickly, so consider investing in fabric scissors for better results.

How do you measure and mark the new hem length?

Getting the length right is the foundation of a successful hem. Follow this comprehensive process to ensure accuracy:

1. Wear the pants with the shoes you plan to wear most often with them. This step accounts for shoe height, which significantly affects pant length appearance.
2. Stand upright in front of a full-length mirror. If possible, have a helper assist with measurements and pinning.
3. Fold the pant legs up from the bottom to the desired length. Make sure the fold is straight and even all around the leg. Use your hands or a ruler to keep the fold level.
4. Pin the fold securely with straight pins, spacing them about an inch apart. This holds the fabric in place while you measure and sew.
5. Carefully remove the pants without disturbing the pins. Lay them flat on a table or ironing board with the inside facing up.
6. Measure from the original bottom edge up to the fold line. Write down this measurement for reference.
7. Use fabric chalk or a washable marker to mark this fold line all around each pant leg. Draw a clear, continuous line to guide sewing and trimming.

For example, if you want the pants to be 28 inches from the waist to the hem, and the original length is 32 inches, you would fold up about 4 inches of fabric and mark accordingly. Measuring with shoes on prevents hems that are too short or long once worn.

What are the step-by-step instructions to hem pants?

This expanded step-by-step guide breaks down hemming pants to help you succeed:

1. Prepare the pants: Lay them flat on a clean, flat surface with the inside facing up. Smooth out wrinkles.
2. Pin the hem: Fold the fabric along the marked line, pinning it securely to keep an even fold. Check that pins are perpendicular to the edge for easier sewing.
3. Sew the hem: By hand: Thread a needle with matching thread and knot the end. Use small, even stitches about 1/8 inch from the fold. A blind hem stitch hides stitches on the outside. By machine: Set your machine to a straight stitch. Sew slowly around the hemline, keeping the fold flat. Remove pins as you sew.
4. Trim excess fabric: After sewing, cut the fabric below the stitches, leaving about 1/4 inch. This prevents bulk and fraying.
5. Finish raw edges: Fold the raw edge under once more and sew a second line or secure with fabric glue or pinking shears to prevent fraying.
6. Press the hem: Use an iron on a suitable heat setting to press the hem flat. Pressing before sewing shapes the fabric; pressing after sets the stitches.
7. Try on the pants: Wear them with shoes to confirm the length and comfort. Sit, walk, and check that the hem doesn’t ride up or drag.

For example, when hand sewing a blind hem, insert the needle under a fold of the pant fabric, catching only a few threads so stitches don’t show on the outside. This method looks neat for dress pants.

How can you tell if the hemming worked correctly?

After hemming, evaluate the quality and fit by looking for these indicators:

• Even pant length: Both pant legs should end at the same height when worn, without one side dragging or riding up.
• Flat hem: The hem should lie smooth and flat against the leg without puckering or bulges.
• Secure stitching: The stitches should hold the fold firmly without pulling or loosening.
• No fraying: The edges inside the hem should be neat, without loose threads or unraveling fabric.
• Comfortable fit: The new length should allow comfortable movement—walking, sitting, and bending—without restriction.
• Professional finish: For dress pants, a blind hem stitch or invisible sewing technique adds a polished look.

If the hem looks uneven or puckered, the fabric may have been stretched while sewing. Uneven length may result from inaccurate measuring or pinning. Smooth hems suggest the fabric was well pressed and sewn gently.

What should you do if hemming goes wrong?

Mistakes can happen, but they are usually fixable. Here’s how to handle common issues:

• Uneven hems: Use a seam ripper to remove stitches carefully. Lay the pants flat and measure again. Re-pin the fold evenly before resewing.
• Puckering fabric: Reduce sewing speed to avoid pulling fabric. Use a lighter hand when guiding fabric through a machine or hand sewing.
• Fraying edges: If fabric starts to fray, trim with pinking shears or sew a zigzag stitch along the raw edge before hemming.
• Hem too short: If the hem is too short and you have the original fabric folded inside, carefully reopen the fold and try again. If the excess fabric has been cut off, adding fabric with a cuff or band may be necessary.
• Visible stitches on the outside: For a cleaner look, use a blind hem stitch by hand or on your machine. Practice on scrap fabric to perfect this technique.
• Stitches too loose or tight: Adjust the thread tension on your sewing machine. For hand sewing, make sure stitches are snug but not puckering fabric.

If you feel stuck, watching video tutorials or asking for help at a local fabric store can provide guidance. Patience and practice improve skills quickly.

How can you adapt hemming for different fabric types or audiences?

Different pants and fabrics require specific hemming approaches:

• Denim jeans: Use a heavy-duty denim needle and strong thread. Double-fold hems help prevent fraying. Consider using a topstitch for a classic jeans look.
• Dress pants: Hand sew a blind hem for an invisible finish. Use a lightweight thread to avoid bulk. Pressing well is especially important to keep a sharp crease.
• Stretch fabrics: Use a stretch stitch or narrow zigzag on your machine so the hem retains flexibility. Avoid straight stitching that can break when fabric stretches.
• Lightweight or delicate fabrics (silk, linen): Use fine needles and threads. Hem allowances may be smaller, and hand sewing is often preferred for control.
• For beginners or kids: Start with sturdy cotton or denim and a sewing machine. Use simple straight stitches and practice on scrap fabric.
• No-sew options: Iron-on hem tape or fabric glue can be used for quick fixes or for those who avoid sewing. These methods last through gentle washing but are less durable long-term.

For example, hemming a pair of stretch yoga pants requires using a stretch stitch to keep the fabric’s elasticity intact, while denim jeans benefit from a heavier thread and a double-fold hem to withstand wear.

What are some additional tips to make hemming pants easier and more successful?

• Always iron the hem before sewing: This sets a crisp fold line and makes sewing easier.
• Use contrasting thread temporarily: If you’re uncertain about final length, start with a contrasting thread so you can easily remove stitches and adjust.
• Sew slowly and carefully: Rushing can cause uneven stitching or missed spots.
• Work in a well-lit, flat area: Good lighting helps you see your stitches and fabric clearly.
• Mark carefully with chalk or pins: Clear markings prevent mistakes.
• Practice on old pants or fabric scraps: Build confidence before hemming favorite garments.
• Use a sewing gauge: This tool helps keep consistent hem widths.
• Check sewing machine tension: Proper tension avoids puckering or loose stitches.
• Try pants on multiple times during the process: This confirms the length and comfort as you go.

These steps help build accuracy and skill, leading to professional-looking hems.

Frequently asked questions

How can I sew an invisible hem by hand?

To sew an invisible or blind hem, fold the fabric so the hem edge is folded under. Insert the needle into the fold, catching just a few threads of the pant fabric without going through fully. This hides stitches on the outside while securing the hem inside.

Can I hem pants that have a lining?

Yes, but you should hem the outer fabric and lining separately. First, hem the pant leg fabric, then the lining slightly shorter to avoid showing beneath the hem.

What do I do if the pants are too tight after hemming?

If the pants feel tight around the legs after hemming, it may be due to fabric folding or bunched seams. Try pressing the hem flat and rechecking the fold. If too tight, unpick the hem and fold less fabric to create a wider opening.

Is it better to hem pants on the inside or outside?

Most hems are sewn on the inside of pants to hide stitching and create a clean look. However, some styles, like jeans, use topstitching on the outside as a design element.

How long does hemming pants typically take?

For beginners, hemming one pair can take 30 to 60 minutes depending on fabric and sewing method. With practice, the time usually decreases significantly.