ENTRANCE MAT SIZE: HOW TO MEASURE
Five steps to the right width, length and depth
ENTRANCE MAT SIZE: FIVE STEPS TO MEASURE YOUR DOOR
The right entrance mat size is the full width of the doorway, a length that gives visitors several steps on the mat, and a depth that suits the floor. Measure width and length in centimetres, take a photo of the door and send both to Matrium. Every mat is made to order in any size, from a single piece.
By Matrium | Last updated: 31 October 2026
Table of Contents
WHY ENTRANCE MAT SIZE MATTERS
A mat that is too small lets dirt walk around it, and a mat that does not fit the doorway leaves gaps where grit collects. Matrium cuts each mat to your exact dimensions, so it can fit wall to wall at a doorway. Getting the entrance mat size right before you order also keeps the quote accurate, because quotes are calculated per square metre and every order needs the mat dimensions.
THE FIVE MEASUREMENTS BEHIND EVERY ENTRANCE MAT SIZE
Take these five measurements for each door. Use a tape measure, write the figures in centimetres and keep a photo with them.
| Step | What to measure | Tip |
|---|---|---|
| 1. Photo | The doorway from inside looking out, and from outside looking in | Our designers use your photo to place the mat in a mockup |
| 2. Width | The full width of the doorway or entrance area, wall to wall, in centimetres | Matrium cuts mats to your exact dimensions so they can fit without gaps |
| 3. Length | The distance along the walking line, in centimetres | As a guide, five or six steps of matting remove most of the dirt carried by visitors |
| 4. Depth | The space available under the door, or the recess depth for a recessed mat | Product pages list depths: aluminum 10 to 22 mm, spaghetti 10 to 20 mm, soft PVC 7 to 12 mm, tire pattern 8 to 10 mm |
| 5. Shape | Rectangle, circle, arch or custom outline, plus columns or door swing | Soft PVC mats can follow the outline of your logo or entrance |
ENTRANCE MAT SIZE BY SECTOR
The ideal entrance mat size depends on how people use the door. These notes show what to think about in each sector.
HOSPITALITY

The First Impression.
Hotel lobbies often need an outside scraper and a larger mat inside. Measure each zone separately, and see our hotel lobby mats guide.
EXPLORE GALLERY
HEALTHCARE

Uncompromising Hygiene.
Healthcare doors need smooth edges for trolleys and wheelchairs, so check depth as well as entrance mat size. See our entrance mat checklist.
EXPLORE GALLERY
RETAIL

Branding That Lasts.
Chains can standardise the entrance mat size for each type of entrance, so replacements are produced from the same files and stay consistent.
EXPLORE GALLERY
CORPORATE

Professional Identity.
For a reception mat, leave room around the logo so it is not hidden under furniture. A border can frame the logo and match the floor.
EXPLORE GALLERY
RESIDENTIAL

Crafted Luxury.
Private entrances and apartment lobbies can use custom shapes. Send the width, the length and a photo, and we suggest an entrance mat size.
EXPLORE GALLERY
WRONG ENTRANCE MAT SIZE VERSUS A CORRECT FIT
Depth is part of the entrance mat size. The U.S. Access Board’s guide to the ADA Standards says changes in level up to 1/4 inch (about 6 mm) need no treatment, and changes up to 1/2 inch (about 13 mm) must be bevelled (floor and ground surfaces guide). Check the rules that apply in your country before you choose a thick loose-laid mat.

Too narrow
Visitors step around the mat and carry dirt straight onto the floor.
Too short
A short run gives soles little time to clean or dry before the interior floor.
Too thick
A mat that is thicker than the floor level allows can catch wheels and feet.
Full width
The mat covers the doorway from wall to wall, with no gaps where grit collects.
Several steps
Matrium’s guide is five or six steps of matting, or a run of two or three metres of spaghetti mat in the entrance zone.
Matched depth
The mat depth is chosen to suit the door, the recess and the traffic.





WHAT TO DO IF YOU CANNOT MEASURE YET
If you do not have measurements yet, send the photos and a note about the door width. Our designers suggest an entrance mat size and confirm it with you before production. The free custom entrance mat design service then shows the mat on a photo of your own entrance, so you can check the proportions.
Entrance mat size: quick answer
- Measure width and length in centimetres, wall to wall.
- Plan several steps of matting; Matrium suggests five or six.
- Check the depth against the floor and the rules in your country.
- Take photos from inside and outside the door.
- Ask for a size suggestion if you are unsure.
Aluminum mats are built to the dimensions of your recess or doorway, and we provide dimensions and drawings for your contractor. Compare the options on our entrance matting systems page or read about aluminum entrance matting. Matrium is part of The Momentum Holding, operating in 27 countries with manufacturing excellence since 1978. To start, visit the contact page or write to [email protected].
Entrance mat size: frequently asked questions
How do I measure for an entrance mat?
Measure the full width of the doorway and the length along the walking line, in centimetres, and take a photo of the door. Send both to Matrium, and our designers prepare a digital mockup before production.
How long should an entrance mat be?
Matrium suggests that five or six steps of matting remove most of the dirt carried by visitors. For spaghetti mats, a run of two or three metres in the entrance zone removes most dirt before it reaches the interior floor.
What if I do not have measurements?
Send photos and a note about the door width. Our team suggests an entrance mat size and confirms it with you.
What entrance mat size can Matrium make?
Matrium makes mats in any size. Orders start from a single piece, and quotes are calculated per square metre from the dimensions you supply.
Does the thickness of the mat matter?
Yes. Product pages list depths from 7 to 22 mm depending on the system. The U.S. Access Board guide says changes in level up to 1/4 inch need no treatment and up to 1/2 inch must be bevelled, so check your local rules.
VISUALIZE YOUR GRAND ENTRANCE
Check Your Entrance Mat Size With a Free Mockup
Send us a drawing or photo of your entrance and your measurements. We prepare a free digital mockup, so you can confirm the entrance mat size before production.

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