What Are the Standard Dimensions for an Official Basketball Court?

If you have ever watched an official basketball game and thought, “That court feels perfectly balanced,” that’s no accident. Every line, angle, and measurement is precisely defined. Whether you are a serious player, a weekend shooter, or planning a premium home court, understanding official court dimensions is the first step toward building a truly authentic basketball experience

Official Basketball Court Dimensions

A regulation official basketball court, as used in leagues like the NCAA or NBA, follows these standard measurements: 

Key Court Markings and Measurements for Courts at All Levels

Beyond the overall size, the magic of the game lives in the details: 

• Rim height: 10 feet from the playing surface to the rim 

• Backboard size: 72 inches wide by 42 inches tall 

• Free-throw line: 19 feet from the baseline 

• Free-throw circle radius: 6 feet 

• Free-throw lane (the key): 16 feet wide 

• Center circle radius: 6 feet 

• Three-point line distance: 

Recreational basketball courts come in all shapes and sizes.  The overall court dimensions will depend on the space and budget you have available, but the measurements that matter will usually remain consistent.  The main measurement that changes with the various court layouts whether it be a high school basketball court, collegiate basketball court, or a professional basketball court is the 3-point line.  The 3-point line for each court is as follows:

These measurements are carefully designed to balance spacing, athleticism, and strategy at the highest level of play. 

Other than the professional basketball courts being 10’ longer, all of the other dimensions such as the free throw lines, lane width and lane markings will remain constant amongst the various courts.  So the important thing is deciding which court dimensions are right for you and then figuring out how much of a cross section you are able to fit in your space.

What If You’re Building a Home Basketball Court?

Not every backyard or driveway can accommodate a full 94-by-50-foot court, and that’s perfectly fine. Many home courts use scaled or modified dimensions while keeping the most important element exact: the hoop itself.  This is where hoop location is essential and quality matters!

Why the Hoop Is the Heart of the Court

No matter the size of your court, the hoop must feel professional. Rim height, backboard rigidity, and stability all affect shooting consistency and player confidence. A slightly flexible rim or a shaky pole can quietly undermine every shot. 

That’s why homeowners, coaches, and serious players consistently turn to Mega Slam Hoops.

Mega Slam Hoops: The Industry Leader for Home Basketball Courts

Mega Slam Hoops has earned its reputation by building true professional-grade basketball systems for residential and private courts. Our in-ground hoops are engineered to match the look, feel, and performance of those used on professional courts, with features like: 

• Regulation 10-foot rim height 

• ½” thick tempered glass backboards 

• Heavy-duty steel construction for rock-solid stability 

• In-ground systems designed for long-term durability 

Whether you’re installing a full-size court, a half-court, or a high-end driveway setup, Mega Slam Hoops delivers the authentic playing experience that standard store-bought hoops simply cannot replicate.

Bringing Pro Dimensions Home

You don’t need an arena-sized space to play like a pro. By following official basketball court dimensions where possible and pairing them with a premium hoop system, you can create a court that feels right every time the ball leaves your hands. 

If your goal is to build a home basketball court that reflects professional standards, Mega Slam Hoops stands at the top of the industry. Our commitment to performance, durability, and authenticity makes Mega Slam Hoops the clear choice for anyone serious about the game.