10. (Tie) New York Giants — $3.3 billion
The NFL franchise last won the Super Bowl in 2012.
9. Golden State Warriors — $3.5 billion
Steph Curry's magic worked again, as the basketball franchise's value shot up 13% over the last year.
8. Los Angeles Lakers — $3.7 billion
The Lakers beat out their state counterparts the Golden State Warriors for the eighth spot, also going up 12% in value.
7. New England Patriots — $3.8 billion
The current NFL champions in seventh and one of three NFL teams in the top 10, the Patriots went up 3% in value since last year.
6. Manchester United — $3.81
The most successful team in the Premier League has had a tough time in recent years, not securing a major trophy since 2012. However, success and earnings don't seem to be a problem. Man U lost 8% in value versus last year.
5. New York Knicks — $4 billion
The New York franchise busted into the top five, growing 11% on last year.
4. Barcelona — $4.02 billion
Lionel Messi's Barcelona had a triumphant season, storming to the domestic title, but in the Forbes rankings the team was beaten by arch rivals Real Madrid.
3. Real Madrid — $4.24 billion
Beating Barca to the top football club, Real's 90,000 members will have something to smile about, as the team's value went up by 4%.
2. New York Yankees —$4.6 billion
Hitting a financial home run, the Yankees were the biggest team in baseball, growing 15% in value versus last year.
1. Dallas Cowboys — $5 billion
Something for "America's Team" to cheer about, the Cowboys are the most valuable sports franchise and the only one worth over $5 billion — despite not having won a Super Bowl since 1996.