8 Dining Room Design Mistakes to Avoid

November 13, 2025

When designing a custom home, there are so many decisions to make, and sometimes mistakes are made. When planning your dining room, it’s important to be aware of certain things so your dining room is functional and beautiful. Here are a few dining room design mistakes to avoid:

Choosing the wrong size and shape for your table.
Not getting the lighting right.
Not considering traffic flow.
Choosing a rug that is too small.
Not considering the size of other furniture.
Choosing uncomfortable seating.
Ending up with poor acoustics.
Going overboard with decor.

Mistake #1 – Choosing the Wrong Size and Shape For Your Table

One of the most common dining room design mistakes to avoid is choosing the wrong size for the table, or the wrong shape for the table for the room that it’s in.

The Wrong Size For a Table

If your table is too big, the dining room may feel cramped and overwhelmed. Plus, a table that’s too large makes it hard to have conversations around the table. Round dining tables are a popular modern dining room idea because they tend to be more flexible for accommodating different-sized dinner parties, and usually help facilitate easier conversations around the table.

However, if you need to fit a larger group, a round table tends to become much too big. When the table becomes too big, conversation becomes difficult, and it becomes nearly impossible to reach anything in the middle of the table, making passing dishes and reaching for things awkward and difficult.

The Wrong Shape For a Table

You should also take the shape of the dining room itself into account when picking a table. If your dining room is long and narrow, a round table probably will not work very well. In this case, you may want to opt for a rectangle or an oval shape. However, if you have a large dining room, you have a lot more space to work with and more flexibility for sizes and shapes that could work well for a dining table.

The Size and Style of Dining Chairs

You also shouldn’t forget to take types of dining chairs and their sizes into account when picking the right dining table. If you don’t have enough room to move chairs around easily, your dining room will feel restrictive and suffocating. Your custom home builder and their interior design team will be able to help you with the schematics of the dining room in your new home to give you an idea of the dimensions. They will also be a useful resource if you want some guidance on what will and won’t work for your desired dining space.

Mistake #2 – Not Getting The Lighting Right

Proper lighting and lighting options are essential in any room of your house, but especially in your dining room. It’s also important to make sure you get the right height when hanging your light fixtures.

Hang Fixtures at the Right Height

What makes the most sense for your dining room design will depend on the height of your ceilings, the style of lighting fixture, and your table, chairs, layout, etc. You want the fixture to light the table and your food while you’re sitting down, not when you’re standing.

A good rule of thumb is to have 30-36 inches between the tabletop and the bottom of the fixture. This will need to be adjusted for higher ceilings or lower ceilings and for various types of lighting fixtures. Your custom home builder will help you determine what is best for your dining room design.

Get Creative With Height Strategically

Because it is very unlikely that anyone will be walking underneath the light fixture over a dining room table, you can also hang it lower than other light fixtures, if it works for your needs and room design. It adds a nice ambience to your dining room, and if you’re looking to make a statement, opt for a large chandelier. Chandeliers are a home lighting trend, and with so many styles available, you’re bound to find the right fit.

Layer Lighting For Adjustable Levels

You also want to make sure that your dining room isn’t too brightly lit. Lower lighting helps guests feel much more relaxed. To create the right ambience, incorporate some sconces or overhead lighting that has a dimmer feature. Layering your lighting like this helps you achieve any level of ambience to suit the situation.

Mistake #3 – Not Considering Traffic Flow

The goal of your dining room should be to make your guests feel comfortable and relaxed while dining. Not considering traffic flow is something to avoid in your dining room and is also a great room design mistake to avoid, if you’ll want to include a great room in your custom home design and include a dining area in it.

People Should Be Able to Move Around Easily

If your dining room doesn’t have a good flow of traffic, your guests can’t move around easily. Make sure all seats in your dining room are easily accessible and aren’t at risk of trapping anyone in their seat.

Make Sure Furniture Doesn’t Disrupt Flow

Make sure your dining room isn’t overcrowded with extra-large furniture. If you choose to have a credenza or sideboard in your dining room, make sure there is ample room for these pieces. Your guests shouldn’t have to worry about bumping into them while trying to get out of their seats or to exit the room.

Mistake #4 – Choosing a Rug That is Too Small

A rug is a great way to help your dining room feel much more put-together and is a popular flooring trend. However, a rug that’s too small can make the room actually feel smaller because the proportions will feel off. Ideally, a dining room rug should be large enough so that when chairs are pulled out, all of the chair legs stay on the rug. This will help keep chairs from feeling wobbly or getting caught on the edges.

Mistake #5 – Not Considering the Size of Other Furniture

Just like it’s important to get the right size and scale of your dining room table right, you also should be aware of other furniture in the room. You don’t want your dining room table to overwhelm other furniture in the room or for a hutch or sideboard to overtake the rest of the room. Not considering the size of other furniture can make your room feel cluttered, making moving around and socializing more difficult.

Mistake #6 – Choosing Uncomfortable Seating

Make sure you have comfortable furniture to give your guests the best experience. Consider how the seats feel and accessibility. If a chair is too heavy, it can be hard to maneuver and slide into a table. You also probably want to avoid any chairs with armrests because they add more bulk and restrict movement.

Make sure you pick a supportive chair, and one that’s easy to get in and out of. Make sure each guest has room to move around. A good rule to follow is to have about a foot or two of space on each side. This allows people to leave the table without causing others disruption. It also helps people feel relaxed at the table because they won’t feel cramped while eating and socializing.

You may also want to skip using benches at your table. While these are popular in farmhouse decor, benches are hard to pull up to a table correctly and can be uncomfortable for guests, especially since they offer no back support. If you have your heart set on a bench, make sure you have backup chairs for dinner parties. You can also work with your builder to make design improvements for more comfortable banquette seating. When designed well and used with the right features, banquette seating can be a great option.

Mistake #7 – Ending Up With Poor Acoustics

Not considering acoustics in a dining room is another mistake to avoid. While there are a lot of soundproofing options for a quieter home, there are simple things to do, too. Make sure you have soft surfaces that can help absorb any noise.

A room that doesn’t have any upholstery can be extremely overwhelming and can inhibit conversation and socialization. Incorporate soft textures through rugs, cushioned seating, and window treatments. You can also use table runners, table cloths, and napkins to help absorb sound. Your ears will thank you!

Mistake #8 – Going Overboard With Decor

Decor is a great way to give your dining room character, and there are plenty of dining table decor ideas to try. However, you don’t want to go overboard and risk overwhelming your space. Simple centerpieces can add visual interest to your table without being too overwhelming. A few pieces of art or photographs can add to your decor while staying simple.

These are just a few dining room design mistakes to avoid. If you’re ready to get started on designing your dream home, give Custom Home Group a call at 717-284-4090. We can help your dreams become a reality!