20 GREATEST HITS by KENNY ROGERS has sold 4,200,000 copies in Canada and United States.
20 GREATEST HITS certifications and sales
| Country / region | Sales | Certification / source | Certification date / sales as of | |
 Canada |
200,000 | 2x Platinum | 1984 |
Canada Sales: 200,000
Certification / note: 2x Platinum
Certification Date / sales as of: 1984
|
 United States |
4,000,000 | 4x Platinum | 27 August, 1997 |
United States Sales: 4,000,000
Certification / note: 4x Platinum
Certification Date / sales as of: 27 August, 1997
|
| Total sales | 4,200,000 | (in 2 countries) |
Total
Sales: 4,200,000
(in 2 countries)
|
Year-end chart performance for 20 GREATEST HITS
| Chart 1984 | Rank |
 Australian Albums (Kent Music Report) |
25 |
| US Albums (Billboard 200) |
80 |