The average valuation of NBA teams is up 33 percent from last year at $4 billion, according to Sportico.

Compared to Sportico's first valuation three years ago, the average team valuation is up 70 percent.

The Golden State Warriors are the NBA's most valuable franchise at $8.28 billion, followed by the New York Knicks at $7.43 billion and the Los Angeles Lakers at $7.34 billion. 

The Dallas Cowboys are the only sports team in the world worth more than the Warriors, Knicks and Lakers, with the New York Yankees rounding out the top five.

Collectively, the NBA’s 30 teams are worth $120 billion, including team-related businesses and real estate held by owners.

The NBA has an 11.0 average value-to-revenue multiple, which is the highest amongst the major sports leagues. The NFL, by comparison, has an 8.8 average value-to-revenue multiple, while the MLS is at 6.5.