According to Universal France, HANGIN' TOUGH by NEW KIDS ON THE BLOCK has sold 16,000,000 copies worldwide. The album sold best in United States (8,000,000 copies), Canada (1,000,000 copies) and United Kingdom (600,000 copies).
HANGIN' TOUGH certifications and sales
| Country / region | Sales | Certification / source | Certification date / sales as of | |
 Austria |
25,000 | 1x Gold | 5 April, 1991 |
Austria Sales: 25,000
Certification / note: 1x Gold
Certification Date / sales as of: 5 April, 1991
|
 Canada |
1,000,000 | 1x Diamond | February 15, 1991 |
Canada Sales: 1,000,000
Certification / note: 1x Diamond
Certification Date / sales as of: February 15, 1991
|
 Finland |
37,386 | IFPI Finland |
Finland Sales: 37,386
Certification / note: IFPI Finland
Certification Date / sales as of:
|
|
 Germany |
250,000 | 1x Gold | 1990 |
Germany Sales: 250,000
Certification / note: 1x Gold
Certification Date / sales as of: 1990
|
 Japan |
11,230 | Oricon charts |
Japan Sales: 11,230
Certification / note: Oricon charts
Certification Date / sales as of:
|
|
 New Zealand |
15,000 | 1x Platinum |
New Zealand Sales: 15,000
Certification / note: 1x Platinum
Certification Date / sales as of:
|
|
 Norway |
20,201 | Year-end list | 1990 |
Norway Sales: 20,201
Certification / note: Year-end list
Certification Date / sales as of: 1990
|
 United Kingdom |
600,000 | 2x Platinum | 1 June, 1990 |
United Kingdom Sales: 600,000
Certification / note: 2x Platinum
Certification Date / sales as of: 1 June, 1990
|
 United States |
8,000,000 | 8x Platinum | 2 May, 1990 |
United States Sales: 8,000,000
Certification / note: 8x Platinum
Certification Date / sales as of: 2 May, 1990
|
| Worldwide sales | 16,000,000 | Universal France |
Total
Sales: 16,000,000
Source: Universal France
|