THE ESSENTIAL by SIMON & GARFUNKEL has sold 1,023,330 copies in 8 countries. The album sold best in United States (500,000 copies), Australia (140,000 copies) and Germany (100,000 copies).
THE ESSENTIAL certifications and sales
| Country / region | Sales | Certification / source | Certification date / sales as of | |
|  Australia | 140,000 | 2x Platinum |  Australia Sales: 140,000 Certification / note: 2x Platinum Certification Date / sales as of:  | |
|  Canada | 66,000 | Soundscan | 2014 |  Canada Sales: 66,000 Certification / note: Soundscan Certification Date / sales as of: 2014 | 
|  Finland | 17,330 | IFPI Finland |  Finland Sales: 17,330 Certification / note: IFPI Finland Certification Date / sales as of:  | |
|  Germany | 100,000 | 1x Gold | December 2022 |  Germany Sales: 100,000 Certification / note: 1x Gold Certification Date / sales as of: December 2022 | 
|  Norway | 40,000 | 1x Platinum | 2004 |  Norway Sales: 40,000 Certification / note: 1x Platinum Certification Date / sales as of: 2004 | 
|  Sweden | 60,000 | 1x Platinum | 12 March, 2004 |  Sweden Sales: 60,000 Certification / note: 1x Platinum Certification Date / sales as of: 12 March, 2004 | 
|  United Kingdom | 100,000 | 1x Gold | 19 December, 2003 |  United Kingdom Sales: 100,000 Certification / note: 1x Gold Certification Date / sales as of: 19 December, 2003 | 
|  United States | 500,000 | 1x Platinum | 5 February, 2005 |  United States Sales: 500,000 Certification / note: 1x Platinum Certification Date / sales as of: 5 February, 2005 | 
| Total sales | 1,023,330 | (in 8 countries) | Total Sales: 1,023,330 (in 8 countries) | 
Year-end chart performance for THE ESSENTIAL
| Chart 2003 | Rank | Sales | 
|  Swedish Albums (Sverigetopplistan) | 32 | >30,000 | 
|  UK Artist Albums | 91 | 200,000 | 
| Chart 2004 | Rank | Sales | 
|  Danish Albums (Hitlisten) | 33 | |
|  Finnish Albums (Suomen Virallinen Lista) | 56 | 17,039 | 
|  UK Artist Albums | 182 | 102,000 | 
| Chart 2009 | Rank | Sales | 
|  Australian Albums (ARIA) | 88 | 

