According to the search results, the percentage of golfers who break 80 varies slightly depending on the source. Here are the estimates:

• Only about 2% of golfers are able to break 80.
• Breaking 80 is no walk in the park, and averages show that only about 5% of all golfers manage to break 80 at some point in their golfing journey.
• Breaking 80 is an even more rare accomplishment and benchmark to meet. With less than 5% of all golfers breaking 80, the average work and effort to get to that point is incredible.
• We analyzed the stats of 1,000 golfers hoping to break 80 and found that the closest to consistently breaking 80 are better than their peers at both chipping and putting, and almost exactly average Off The Tee—both in distance and overall strokes gained. Their weakest part of the game comes with their irons. .

Therefore, it can be concluded that only a small percentage of golfers, ranging from 2% to 5%, are able to break 80.