Learning how to measure linear feet for cabinets is basically your first step toward a successful kitchen project, whether you're just getting a rough estimate or preparing to order new boxes. It might sound like something only a pro contractor would know, but it's actually pretty straightforward once you get the hang of it. You don't need a math degree or fancy equipment—just a reliable tape measure and a little bit of patience.
When you're shopping for cabinets, you'll notice that many stores and contractors price things out "per linear foot." This is just a simplified way to talk about the length of the cabinetry along the wall. Instead of worrying about every single drawer or hinge, this number gives you a bird's-eye view of how much material you're actually dealing with. Let's break down exactly how to get these numbers right so you don't end up overspending or, even worse, ordering the wrong size.
Why We Use Linear Feet in the First Place
Before you grab your tape, it helps to know why we're doing this. Most kitchen estimates are built on the "per linear foot" model because it's the fastest way to compare different cabinet styles. A linear foot is simply 12 inches of cabinet length, regardless of how deep or tall the cabinet is (though those things matter for final pricing).
Think of it like measuring a rug for a hallway. You aren't worried about the total area of the floor right now; you just want to know how long the run of cabinets will be along the wall. It's the industry standard for getting a ballpark figure. If a cabinet line costs $200 per linear foot and you have 10 feet of space, you know you're looking at roughly $2,000 before taxes and installation.
Grab These Tools Before You Start
You don't need a whole workshop of tools for this. Just find these three things around the house:
- A 25-foot tape measure: Don't try to use a 10-foot one; you'll end up having to restart your measurements halfway down a long wall, which is where mistakes happen.
- A notepad and pen: Don't try to keep these numbers in your head. Trust me, you'll forget them the second you walk into the kitchen showroom.
- A helper (optional but great): Having someone to hold the other end of the tape makes things way more accurate, especially for long runs.
Measuring Your Base Cabinets Step-by-Step
Base cabinets are the ones that sit on the floor and support your countertops. Since these are usually the most expensive part of the kitchen, you want to be precise here.
Start at one end of a wall where the cabinets begin. Hook your tape measure to the corner or the edge of the wall and pull it along the floor to the point where the cabinets stop. If you're replacing existing cabinets, just measure the cabinets themselves from end to end.
If you have a straight run of 120 inches, you'll divide that by 12. 120 / 12 = 10 linear feet. Easy, right?
Don't Count the Appliances
Here's a mistake I see all the time: people measure the entire wall, including the stove and the dishwasher. Most of the time, your dishwasher and stove are "slide-in" appliances. They occupy space, but they don't have a cabinet box around them.
When you're calculating your linear footage for a quote, you should subtract the width of these appliances. A standard dishwasher is 24 inches (2 feet) and a standard stove is 30 inches (2.5 feet). If your total wall is 15 feet long but has a stove and a dishwasher in the middle, you've actually only got 10.5 linear feet of cabinets.
Measuring Your Wall Cabinets
Wall cabinets (or upper cabinets) are measured the exact same way as the bases, but they often have different totals. Sometimes you'll have a window over the sink where there are no upper cabinets, or maybe you have a range hood that takes up space instead of a cabinet box.
Because of this, you should always keep your base cabinet and wall cabinet measurements separate. Write them down as two different totals. When a salesperson asks for your linear footage, they usually want the combined total, but having them separated helps you double-check the math if the price seems a bit high.
How to Handle Those Tricky Corners
Corners are where things get a little weird. If you have an L-shaped or U-shaped kitchen, you're going to have corners where two runs of cabinets meet. If you just measure both walls and add them together, you're actually counting the corner space twice.
To get an accurate linear foot measurement for a corner, you usually measure the length of one wall all the way into the corner. Then, for the second wall, you start measuring from the edge of the cabinets on the first wall.
Another way to do it—and this is how many pros do it—is to measure both walls to the corner and then subtract the depth of the cabinet (usually 24 inches for bases). For example, if you have two 10-foot walls meeting in a corner, you don't have 20 feet of cabinets. You have 18 feet (10 + 10 - 2). This prevents you from paying for "ghost" cabinets that don't exist.
Linear Feet vs. Square Feet: Don't Get Confused
It's easy to get these two mixed up, but they are very different. Square footage measures area (length times width), which is what you use for flooring or countertops. Linear footage only cares about the length.
If you tell a cabinet maker you have 30 square feet of cabinets, they're going to be very confused. They need to know the run of the cabinets along the wall. Remember: Linear = Line. You're just measuring the line where the cabinets meet the wall.
Accounting for Filler Strips and End Panels
Sometimes your walls aren't perfectly straight (spoiler alert: they never are). Because of this, installers use "fillers"—small strips of wood that bridge the gap between a cabinet and a wall.
When you're figuring out how to measure linear feet for cabinets for a quote, you should include these fillers in your total. Even if it's just a 3-inch piece of wood, it's still part of the cabinet run and counts toward the total length you're ordering. The same goes for decorative end panels on the side of a fridge or at the end of a peninsula. If it takes up horizontal space on the wall, count it.
Double-Check Everything
Before you finalize your numbers, go back and do it one more time. I always suggest measuring in inches first, adding everything up, and then dividing by 12 at the very end.
If you have a 48-inch section, a 36-inch section, and a 24-inch section, add them up to get 108 inches. Divide 108 by 12, and you get exactly 9 linear feet. Doing the math this way helps prevent those little rounding errors that can add up over a large kitchen.
Final Thoughts on Accuracy
While knowing how to measure linear feet for cabinets is great for getting a ballpark price and starting your design, it's not a replacement for a professional "measure-out" once you're ready to buy. Most cabinet companies will send someone to your house to verify your numbers before they start cutting wood.
Why? Because a quarter-inch mistake might not change the price much, but it can definitely stop a cabinet from fitting between two walls. Use your linear foot measurements to set your budget and choose your style, but always let the pros do the final check before you swipe your credit card.
Measuring for cabinets doesn't have to be stressful. Just take it wall by wall, keep your base and upper measurements separate, and don't forget to subtract your stove. Once you have that magic number, you're well on your way to the kitchen you've been dreaming about.