Okay, so the other day I was watching a basketball game with my buddy, right? And he turns to me and asks, “Hey, how long is an NBA quarter anyway?” Now, I thought I knew, but then I started second-guessing myself. So, instead of giving him some off-the-cuff answer, I decided to dig in and get the facts straight. Here’s what I did.
First, I grabbed my phone and hit up Google. I typed in something like, “how many minutes in NBA quarter.” The search results came pouring in, and man, there was a lot of stuff to sift through. But I wasn’t gonna be deterred. I started clicking through some of the top results, mostly sports blogs and official-looking NBA pages.
I read through a few articles, and they all pretty much said the same thing. An NBA quarter is 12 minutes long. Boom, there’s the answer, plain and simple. But I wanted to know a bit more. Like, why 12 minutes? Has it always been that way?

- So, I kept digging. I found out that the NBA was founded in 1946, but back then it was called the Basketball Association of America. The games were split into two halves of 20 minutes each.
- But then, in 1951, the time was changed.
- I also learned that college basketball games are different. They have two 20-minute halves. So, there’s a clear difference there between the NBA and college ball.
- And get this, an NBA game is made up of four quarters, so 12 minutes times 4 equals 48 minutes of playing time in total.
- Then there’s the halftime. It is between the second and third quarters, and it lasts for 15 minutes.
- Also, there is 2:30 between the first and second periods.
Conclusion
So, yeah, after all that digging, I finally had my answer. An NBA quarter is 12 minutes long. And the whole game, without overtime, is 48 minutes of playing time. Plus, I got a little history lesson on the side. Not bad for a simple question from my buddy during a game!