THE KEY by VINCE GILL has sold 1,050,000 copies in Canada and United States.
THE KEY certifications and sales
| Country / region | Sales | Certification / source | Certification date / sales as of | |
|  Canada | 50,000 | 1x Gold | 1999 |  Canada Sales: 50,000 Certification / note: 1x Gold Certification Date / sales as of: 1999 | 
|  United States | 1,000,000 | 1x Platinum | 10 November, 1999 |  United States Sales: 1,000,000 Certification / note: 1x Platinum Certification Date / sales as of: 10 November, 1999 | 
| Total sales | 1,050,000 | (in 2 countries) | Total Sales: 1,050,000 (in 2 countries) | 
Year-end chart performance for THE KEY
| Chart 1998 | Rank | 
|  US Albums (Billboard 200) | 173 | 

