The NBA finals players former high school roots run deep. Before the arena lights, before the shoe deals, before the national TV close-ups, every player in the 2026 NBA Finals was a high school kid in a gym that looked a lot like yours. Same squeaky floor. Same faded banners. Same metal bleachers that rattled when the student section got loud.
That's the connection this series was built on. The Knicks defeated the Spurs 4-1 to win their first NBA championship in 53 years — Jalen Brunson taking home Finals MVP after averaging 32.6 points and dropping 45 in the championship clincher. But the story started years ago — in gyms that regular people could walk into. Gyms like the one you played in.
And that's the point. Because basketball has a way of connecting who you were to who you are now. If you've ever stepped onto a high school court in front of a crowd that actually cared, you already know the feeling.
From the Same Kind of Gym You Played In
Close your eyes for a second. Smell that? Floor wax, sweat, and concession stand popcorn. Hear it? Sneakers squeaking on every cut. The sound of the first made shot — that perfect swish that tells everyone in the building you came to play.
That gym exists somewhere for every player in this Finals.
De'Aaron Fox learned his killer crossover at Cypress Lakes High School in Katy, Texas. Before he was dropping 30 on NBA defenses, he was torching defenders in a gym that probably had the same dimensions as a hundred others across the state. Same three-point arc. Same pressure with the game on the line. He averaged 32.4 points per game as a senior, led Cypress Lakes to three straight district championships, and left as a McDonald's All-American and Texas Gatorade Player of the Year. But before the rankings and the accolades, he was just a kid who couldn't stop playing.
Jalen Brunson was running point at Adlai Stevenson High School in Lincolnshire, Illinois. He led the Patriots to their first-ever Class 4A state championship in 2015, dropping 30 points in the title game. Illinois Mr. Basketball. McDonald's All-American. Two-time Gatorade Player of the Year. But his high school gym? Packed. Loud. The kind of place where you learn to keep your composure because the whole town is watching. That Stevenson gym is where Brunson became Brunson — long before he became a Knicks legend.
These guys didn't start in NBA arenas. They started in high school gyms. The same kind you played in.
Spurs Guards Who Forged Their Game in Prep Hoops
The San Antonio backcourt is basically a tour of American high school basketball.
De'Aaron Fox at Cypress Lakes in Katy, Texas. Five-star recruit. Fastest guard in the state before he was the fastest guard in the league. Watch his game today and you can still see the high school kid in it — that hesitation dribble, the burst through the lane, the confidence to take the shot with the game on the line. That was forged in a Texas gym where the summers are hot and the competition is real.
Stephon Castle at Newton High School in Covington, Georgia. A consensus five-star recruit and McDonald's All-American. Before he was winning an NCAA championship at UConn and Rookie of the Year honors in the NBA, he was a Georgia kid filling up gyms in the Peach State. Castle averaged 20.1 points, 9.5 rebounds, and 4.8 assists as a senior. Newton's gym knew what they had — people showed up early to get a seat.
Dylan Harper at Don Bosco Prep in Ramsey, New Jersey. One of the highest-rated recruits in the country. McDonald's All-American Game MVP. Gatorade New Jersey Player of the Year. MaxPreps National Player of the Year. He led Don Bosco to a state championship as a senior, averaging 22.4 points and closing the season on a 19-game win streak. Don Bosco's gym has seen plenty of future pros. Harper is the latest.
Devin Vassell at Peachtree Ridge High School in Suwanee, Georgia. Not the biggest name coming out. Not the highest-ranked recruit. But the gym at Peachtree Ridge is where Vassell built the three-and-D game that made him a first-round pick. That's the thing about high school gyms — they don't care about your recruiting ranking. They just reward the work you put in.
Julian Champagnie at Bishop Loughlin Memorial High School in Brooklyn, New York. Champagnie grew up in the shadow of Madison Square Garden, playing for one of the most storied high school programs in the CHSAA. He averaged 17.2 points as a senior and earned CHSAA "AA" All-League first-team honors. He stayed home for college too, starring at St. John's — the only player in the series with deep New York roots running from high school through college. Facing the Knicks at MSG in the Finals, on the floor his hometown heroes have called home for decades, was the kind of full-circle moment you can't script.
That homecoming story runs deeper than one player. Both Dylan Harper at Don Bosco Prep in Ramsey, New Jersey and Julian Champagnie at Bishop Loughlin in Brooklyn grew up within 30 minutes of Madison Square Garden. Harper called playing in the Finals "a dream come true." For two Spurs starters, the biggest series of their lives was also a trip back to the gyms and neighborhoods that made them. That's what high school basketball roots look like — they don't fade when you turn pro. They come back around when you least expect it.
Every one of these Spurs guards started in gyms that regular people could walk into. The same gyms that exist in your town.
Design a custom basketball jersey that carries your own high school story.
The Knicks Core Built Through High School Basketball
The Knicks didn't land in the Finals by accident. They built a core of players who learned the game in high school environments that demanded excellence.
Jalen Brunson at Stevenson High School already got his flowers. But let's go deeper on what that gym produced. Brunson averaged 23.3 points and 5.3 assists as a senior. He scored an IHSA 4A title-game record 30 points in the state championship. His No. 15 jersey is retired by the school. And every bit of that poise, that calm under pressure, that unshakeable confidence — that started in a high school gym in Lincolnshire, Illinois, where a kid from a basketball family learned to run a team.
Mikal Bridges at Great Valley High School in Malvern, Pennsylvania. Long, athletic, starting to figure out how good he could be. The gym at Great Valley watched Bridges grow from a tall kid with potential into a two-time NCAA champion at Villanova and now an NBA Finals starter. Those high school games mattered. They were the first step.
Josh Hart at Sidwell Friends School in Washington, D.C. A four-star guard who could do everything. Sidwell's gym is the kind of place where you learn to play the right way — unselfish, tough, fundamentally sound. That's Hart's game to this day.
OG Anunoby at Jefferson City High School in Jefferson City, Missouri. Before he became one of the most disruptive two-way forwards in the NBA, Anunoby was a Missouri Mr. Basketball finalist averaging 19.1 points and 8.6 rebounds as a senior. Jefferson City's gym isn't a basketball factory — it's a regular high school gym in a regular Missouri town. The kind of place where a kid can grow into something nobody saw coming. Anunoby's defensive instincts, his ability to guard one through five, his quiet confidence — that started right there.
Karl-Anthony Towns at Saint Joseph High School in Metuchen, New Jersey. Three straight state championships. The first Tournament of Champions title in school history. Gatorade National Player of the Year. The No. 1 ranked high school player in the country. Towns dominated New Jersey high school basketball in a way that felt inevitable. But it still started in the same place — a high school gym, a packed crowd, and a kid who wanted to be the best player on the floor.
These Knicks didn't come from nowhere. They came from high school programs. Programs like yours.
The International Stars Who Took Different Paths
Not every player in this Finals took the American high school route.
Victor Wembanyama came up through the French club system — Nanterre 92, ASVEL, Metropolitans 92. By age 15, he was already playing professional minutes in the EuroCup. His path was different, but the core of the story is the same: a kid in a gym, working on his game, dreaming of the biggest stage.
Jeremy Sochan's high school path bounced between England, Poland, and eventually La Lumiere School in Indiana. No single gym defined his journey. But every court he played on left its mark.
Whether you played in a suburban Texas gym like Fox, a New Jersey prep school like Harper, or a city rec center on the other side of the world — the game is the same. The court is always 94 feet. The hoops are always 10 feet. And the feeling of making a play in front of people who care about you? That doesn't change no matter where you're from.
As Sports Illustrated put it, Brunson's high school heroics echo through his NBA game. The same is true for every player on this stage.
Frequently Asked Questions
What high school did Jalen Brunson attend?
Jalen Brunson attended Adlai Stevenson High School in Lincolnshire, Illinois. He led the Patriots to the 2015 Class 4A state championship, scoring a title-game record 30 points, and was named Illinois Mr. Basketball and a two-time Gatorade Player of the Year before his legendary career at Villanova and with the Knicks.
Where did Victor Wembanyama go to high school?
Victor Wembanyama did not attend an American high school — he developed through the French professional club system, playing for Nanterre 92, ASVEL, and Metropolitans 92. By age 15 he was already logging minutes in the EuroCup, taking a path that bypassed the traditional high school and college basketball pipeline entirely.
Who won the 2026 NBA Finals?
The New York Knicks defeated the San Antonio Spurs 4-1 to win the 2026 NBA championship — their first title in 53 years. Knicks point guard Jalen Brunson was named Finals MVP after averaging 32.6 points per game and scoring 45 points in the series-clinching Game 5 victory.
What high school did Stephon Castle attend?
Stephon Castle attended Newton High School in Covington, Georgia, where he was a consensus five-star recruit and McDonald's All-American. He averaged 20.1 points, 9.5 rebounds, and 4.8 assists as a senior before winning an NCAA championship at UConn and earning NBA Rookie of the Year honors.
Your High School Basketball Story Deserves to Be Worn
Here's the part that's about you.
Every NBA star who battled in that series has a high school story. A number they wore — the number that was his whole identity at seventeen. A school name across their chest. A gym where they became the player they are. Fox had his 32.4 points per game. Brunson had his state championship. Towns had his three-peat. Harper had his 38-point playoff performances.
You have that too.
Your number. Your school. Your gym. The game where everything clicked. The buzzer-beater your teammates still talk about. The season that defined who you are as a player.
That story doesn't disappear because you graduated. It doesn't stop mattering because you're not playing on TV. It matters because it's yours. It's the gym where you learned to compete, to lead, to handle pressure with people watching. That never leaves you.
At iPlayedFor, we make custom jerseys that carry your high school basketball story. Your name. Your number. Your school colors. The same ones you wore when the bleachers were packed and the game was on the line.
The NBA finals players former high school programs built the stars who battled for the 2026 title. Your high school program built you. And it's not just basketball — every College World Series star first made their name on a high school diamond, and Title IX high school female athletes have built their own pipeline to the biggest stages in sports. The gym you played in, the field you competed on — that's where everything started.
Start designing your jersey and carry your story wherever you go.