Here is the full list of all 29 PGA TOUR 2K21 achievements. It takes around 20-25 hours to unlock all of the achievements on Windows.
Win the Legends Championship.
Win THE PLAYERS Championship.
Complete an 18 hole round with clubs from at least 5 different brands in your golf bag.
Earn a Handicap Index of scratch (zero) or better.
Earn a Handicap Index of +10 or better.
Max out your progression with any sponsor in PGA TOUR Career.
Earn $10,000,000 in a single PGA TOUR tour season.
Score a hole-in-one on an official course.
Win a rivalry in PGA TOUR Career mode.
Complete all the goals of a single sponsor contract in PGA TOUR Career.
Win a PGA TOUR Event.
Make a putt from more than 10ft after using a putt preview that also ended in the cup.
Hit all fairways in regulation in an 18 hole round on a HB official course.
Hit all greens in regulation in an 18 hole round on a HB official course.
Hole the ball from off the green on an official course.
Sink 5 putts in a row in the putting practice without mulligans, or using Place Ball.
Hole the ball from a bunker on an official course.
Complete an 18 hole round with three ghosts.
Drive the ball 350 yards onto a fairway with a swing of 103% or more.
Shoot Par or better on 18 holes of an official course on Legend difficulty.
Finish a Skins match.
Finish a Scramble match.
Finish a round in Matchmaking.
Finish a round in a Private Match.
Beat the last rival in PGA TOUR Career.
Win the FedExCup.
Win the Royal Championship.
Win the Northwest Open.
Win the The Golf Club Championship.