How to Measure For a Front Door

If you’ve decided that you want to replace your old front door, it’s important to know how to measure it for a new one. There are several different things you need to know about it, such as how long it is, how tall it is, and how deep it is. The best way to figure out how big your new door should be is to look at the dimensions of your current front door, and add on a few inches for width and depth.


If you are replacing your front door, you may want to take measurements. The size of your door will play a role in the price of your new door. You will also need to know the correct door frame size to ensure it fits your home properly.

For the most part, measuring for a front door isn’t as complicated as you might think. There are three simple steps that you can follow to get the job done right.

The first step is to measure the width of your current door. To do this, you will need a horizontal tape measure. Start in the middle left, and make a note of the measurement.

The next step is to measure the height. Using the same tape measure, measure from the top of the door to the bottom on the edge. Using a pen or your phone, write down the measurement.


When you are replacing your front door, the first thing you should do is measure its width and height. The average height for a standard door is 80 inches, while the width can vary from 30 to 96 inches. This measurement will help you determine the size of your new front door and get a good quote for replacement.

front door
Photo by Francesca Tosolini on Unsplash

Door manufacturers typically apply standard door widths and heights. However, older homes or custom built houses may have their own dimensions. You should measure yours using the above techniques to ensure that the replacement fits perfectly.

Doors with standard molding can be trimmed with extra strips of wood to achieve a flush fit. If you are keeping your frame, you should also measure the thickness of your old door.


When measuring a door, you will need to know the height, width, and depth. There are different ways to measure these. For instance, you can use a tape measure. It is best to take multiple measurements to account for irregularities. You should also make sure to round up your measurements. This ensures that the replacement door will fit properly.

If you are replacing an existing door, you can measure it from the inside. To do this, you will need to remove any trim around the door. Then, you can use a metal tape measure to measure the length.

The length should be taken in three places. One measurement should be taken at the top left corner of the door, another at the top right, and a third at the bottom left. These measurements should be recorded.

Brick opening size

If you’re replacing your front door, the first thing you’ll need to do is measure the size of the opening. This size is often called the rough opening. It is the area between the studs on the walls.

Measuring the opening will help you find the right size of door for your home. There are many doors available in a wide variety of sizes. You can buy them painted, stained, varnished, or primed.

When you’re measuring the opening, you will need to remove the trim on your door and frame. After you have removed the trim, you should measure from the bottom of the sill to the top of the header. Then you will need to measure from the left side of the door to the right side of the door.


There are many factors to consider when measuring for sidelights for a front door. These include the size of the door, the style of home and the material.

closed brown wooden door
Photo by James Balensiefen on Unsplash

Generally, sidelights are narrow vertical windows that sit on one or both sides of a door. They provide natural light, enhance the aesthetics of the entryway and increase the overall lighting in the room.

Sidelights are available in many styles, colors and materials. Most sidelights consist of a glass panel sandwiched between two pieces of molding. The glass is normally caulked.

Using tempered glass is a good choice as it is much tougher than regular glass. It is available in a variety of patterns and is heat resistant.

Aside from providing natural light, sidelights also contribute to privacy. When installed alongside a front door, they serve as a warning to potential intruders.