MONSTER by R.E.M. has sold 6,728,945 copies in 16 countries. The album sold best in United States (4,000,000 copies), United Kingdom (900,000 copies) and Canada (600,000 copies).
MONSTER certifications and sales
| Country / region | Sales | Certification / source | Certification date / sales as of | |
  Australia | 
                            70,000 | 1x Platinum | JANUARY 1995 | 
                                  AustraliaSales: 70,000 
                                    Certification / note: 1x Platinum 
                                    Certification Date / sales as of: JANUARY 1995 
                                 | 
                        
  Austria | 
                            50,000 | 1x Platinum | 3 April, 1995 | 
                                  AustriaSales: 50,000 
                                    Certification / note: 1x Platinum 
                                    Certification Date / sales as of: 3 April, 1995 
                                 | 
                        
  Belgium | 
                            25,000 | 1x Gold | 
                                  BelgiumSales: 25,000 
                                    Certification / note: 1x Gold 
                                    Certification Date / sales as of:  
                                 | 
                        |
  Canada | 
                            600,000 | 6x Platinum | 2003 | 
                                  CanadaSales: 600,000 
                                    Certification / note: 6x Platinum 
                                    Certification Date / sales as of: 2003 
                                 | 
                        
  Finland | 
                            21,125 | IFPI Finland | 
                                  FinlandSales: 21,125 
                                    Certification / note: IFPI Finland 
                                    Certification Date / sales as of:  
                                 | 
                        |
  France | 
                            200,000 | 2x Gold | 1995 | 
                                  FranceSales: 200,000 
                                    Certification / note: 2x Gold 
                                    Certification Date / sales as of: 1995 
                                 | 
                        
  Germany | 
                            500,000 | 1x Platinum | 1996 | 
                                  GermanySales: 500,000 
                                    Certification / note: 1x Platinum 
                                    Certification Date / sales as of: 1996 
                                 | 
                        
  Japan | 
                            37,820 | Oricon charts | 
                                  JapanSales: 37,820 
                                    Certification / note: Oricon charts 
                                    Certification Date / sales as of:  
                                 | 
                        |
  Netherlands | 
                            50,000 | 1x Gold | 1994 | 
                                  NetherlandsSales: 50,000 
                                    Certification / note: 1x Gold 
                                    Certification Date / sales as of: 1994 
                                 | 
                        
  New Zealand | 
                            15,000 | 1x Platinum | 
                                  New ZealandSales: 15,000 
                                    Certification / note: 1x Platinum 
                                    Certification Date / sales as of:  
                                 | 
                        |
  Portugal | 
                            10,000 | 1x Silver | 
                                  PortugalSales: 10,000 
                                    Certification / note: 1x Silver 
                                    Certification Date / sales as of:  
                                 | 
                        |
  Spain | 
                            100,000 | 1x Platinum | 1995 | 
                                  SpainSales: 100,000 
                                    Certification / note: 1x Platinum 
                                    Certification Date / sales as of: 1995 
                                 | 
                        
  Sweden | 
                            100,000 | 1x Platinum | 1 August, 1995 | 
                                  SwedenSales: 100,000 
                                    Certification / note: 1x Platinum 
                                    Certification Date / sales as of: 1 August, 1995 
                                 | 
                        
  Switzerland | 
                            50,000 | 1x Platinum | 1995 | 
                                  SwitzerlandSales: 50,000 
                                    Certification / note: 1x Platinum 
                                    Certification Date / sales as of: 1995 
                                 | 
                        
  United Kingdom | 
                            900,000 | 3x Platinum | 1 July, 1995 | 
                                  United KingdomSales: 900,000 
                                    Certification / note: 3x Platinum 
                                    Certification Date / sales as of: 1 July, 1995 
                                 | 
                        
  United States | 
                            4,000,000 | 4x Platinum | 10 August, 1995 | 
                                  United StatesSales: 4,000,000 
                                    Certification / note: 4x Platinum 
                                    Certification Date / sales as of: 10 August, 1995 
                                 | 
                        
  Europe (IFPI) | 
                            2,000,000 | 2x Platinum | 1996 | 
                                  Europe (IFPI)Sales: 2,000,000 
                                    Certification / note: 2x Platinum 
                                    Certification Date / sales as of: 1996 
                                 | 
                        
| Total sales | 6,728,945 | (in 16 countries) | 
                             Total 
                                Sales: 6,728,945 
                                (in 16 countries) 
                             | 
                    
Year-end chart performance for MONSTER
| Chart 1994 | Rank | Sales | 
   Australian Albums (ARIA)  | 
                                      46 | >35,000 | 
   Austrian Albums (Ö3 Austria)  | 
                                      34 | |
   Canadian Albums (RPM)  | 
                                      23 | |
   Dutch Albums (Album Top 100)  | 
                                      35 | |
   European Albums (Music & Media)  | 
                                      15 | |
   German Albums (Offizielle Top 100)  | 
                                      37 | |
   Italian Albums (Musica & Dischi)  | 
                                      7 | 200,000 | 
   New Zealand Albums (RMNZ)  | 
                                      28 | |
   Swedish Albums (Sverigetopplistan)  | 
                                      13 | |
   Swiss Albums (Schweizer Hitparade)  | 
                                      39 | |
   UK Albums  | 
                                      10 | 670,000 | 
   US Albums (Billboard 200)  | 
                                      67 | |
   US Albums (Soundscan)  | 
                                      29 | 1,900,000 | 
| Chart 1995 | Rank | Sales | 
   Belgian Albums (Ultratop Flanders)  | 
                                      54 | |
   Belgian Albums (Ultratop Wallonia)  | 
                                      71 | |
   Canadian Albums (RPM)  | 
                                      40 | |
   European Albums (Music & Media)  | 
                                      31 | |
   German Albums (Offizielle Top 100)  | 
                                      40 | |
   New Zealand Albums (RMNZ)  | 
                                      35 | |
   UK Albums  | 
                                      64 | 250,000 | 
   UK Artist Albums  | 
                                      47 | |
   US Albums (Billboard 200)  | 
                                      36 | 


 Australia
 Austria
 Belgium
 Canada
 Finland
 France
 Germany
 Japan
 Netherlands
 New Zealand
 Portugal
 Spain
 Sweden
 Switzerland
 United Kingdom
 United States
 Europe (IFPI)