Top 99+ Exquisite 1 Inch Thick Interior Doors Most Outstanding In 2023

1-3/8 in. x 30 in. x 80 in. 3-Panel Craftsman Hollow Core Smooth Non-Bored Interior Slab Door

This interior door slab is an ideal choice for areas where you need privacy such as bedrooms and bathrooms. This door type provides a high level of soundproofing, making it the perfect option for rooms that require sound separation. It is also designed with a hollow core making it lightweight, so installation is easy. Its 3-panel design creates a classic look that works great in many traditional homes. The included rubber seal also ensures that the door is air-tight.

1-3/8 in. x 28 in. x 80 in. 3-Panel Craftsman Hollow Core Smooth Non-Bored Interior Slab Door

This 1 inch thick interior door is exceptionally crafted, featuring a white finish with a beautiful 3-panel Craftsman-style design. It features a hollow core, making it a lightweight and energy efficient choice for interior doorways. The included rubber seal prevents air leaks and delivers superb soundproofing capabilities. Plus, with the pre-machined edges, this is a great option for fitting classic door hardware.

Z-Bar Knotty Alder Interior Barn Door Slab with Sliding Door Hardware Kit

Bring an iconic rustic look and feel to your home with this 1 inch thick interior barn door slab. In addition to its timeless Z-bar design, it's constructed from durable Knotty Alder wood. This affordable option comes with easy-to-install sliding door hardware, making it a great opt for do-it-yourselfers. The included hardware contains everything you need to slide this door on and off your door track.

Woodgrain 1-Panel Mission Shaker Solid Core Unfinished Pine Wood Interior Door Slab

This timeless unfinished interior door slab provides a classic look with its mission shaker panel design. It is made of unfinished pine wood for a unique touch that can easily be stained or painted to match your decor. The solid core construction provides not only style but also durability and rigidity. Plus, since it only measures 1 inch thick, this door is incredibly lightweight and easy to install.

1-Panel Primed White Left-Hand Solid Core Molded Composite MDF Single Prehung Interior Door

This solid core molded composite door is an affordable choice for residential use. This door is pre-finished in a bright white primer and features a solid core construction for superior durability and sound insulation. Its 1-panel design complements many styles of décor. And since it’s prehung, installation is a breeze. You can also choose this door in left or right-hand swing to suit your needs.

Steves & Sons Shaker 2-Panel Solid Core Unfinished Pine Barn Door without Sliding Door Hardware Kit

If you’re looking for a barn door slab that will stand the test of time, this one from Steves & Sons should be at the top of your list. It’s crafted from unfinishe pine wood for a unique weathered look that will age gracefully. This 1-inch thick door is also a solid core construction, making it incredibly durable and soundproof. Plus, there is no sliding door hardware included, allowing you to customize it to your exact needs.

1-Panel Primed White Hollow Core Smooth Molded Composite Single Prehung Interior Door

This hollow core single prehung door is perfect for residential use. Its 1-panel design provides a classic look that will last for years to come. And since it's made with a hollow core construction, it's lightweight while still providing a level of sound insulation. It also comes pre-finished with a bright white primed finish and is available in either left or right-hand swing. And with the included hardware, installation is easy.

36 in. x 80 in. 1-Lite Satin Etch Solid Core MDF Primed White Left-Hand Prehung Interior Door

This prehung interior door is perfect for adding a touch of style to your home. Its 1-Lite design provides a classic look that will never go out of style. The solid core construction provides Durability and sound insulation, while the satin etch glass allows for light to be filtered into your space. Plus, it comes pre-finished with a bright white primer for easy installation. And since it’s available in left-hand swing, it will fit perfectly into your existing doorways.

36 in. x 80 in. 1-Lite Polar White Painted Steel Right-Hand Prehung Interior Door

When you're looking for a durable yet stylish steel interior door, this model from Polar White is an excellent choice. It’s designed with 1-Lite of frosted glass that lets light into your space while still adding privacy. The steel construction makes it incredibly robust, perfect for high-traffic areas of your home. It also comes pre-assembled with a bright white painted finish so installation is easy. And with the right-hand swing, it's perfect for fitting into your doorways.

1-3/4 in. x 36 in. x 84 in. Standard Stile and Rail K-Design Knotty Alder Unfinished Left-Hand Wood Split Interior Door Slab

For those looking for an unfinished wood interior door slab that will stand out, this model from Stile and Rail is a great choice. This 36-inch slab is made from durable Knotty Alder wood and features a stunning K-Design that is sure to add a unique touch to your home. And since it’s unfinished, you can sand, stain, or paint it to best match your style. Plus, with the included pre-machined edges, this door is easy to install or customize.