CHICAGO II by CHICAGO has sold 1,314,000 copies in Canada, Japan and United States.
CHICAGO II certifications and sales
| Country / region | Sales | Certification / source | Certification date / sales as of | |
 Canada |
300,000 | 3x Platinum | 1979 |
Canada Sales: 300,000
Certification / note: 3x Platinum
Certification Date / sales as of: 1979
|
 Japan |
14,000 | Oricon charts |
Japan Sales: 14,000
Certification / note: Oricon charts
Certification Date / sales as of:
|
|
 United States |
1,000,000 | 1x Platinum | 9 August, 1991 |
United States Sales: 1,000,000
Certification / note: 1x Platinum
Certification Date / sales as of: 9 August, 1991
|
| Total sales | 1,314,000 | (in 3 countries) |
Total
Sales: 1,314,000
(in 3 countries)
|
Year-end chart performance for CHICAGO II
| Chart 1970 | Rank |
 Australian Albums (Kent Music Report) |
9 |
| US Albums (Billboard 200) |
3 |
| Chart 1971 | Rank |
| US Albums (Billboard 200) |
19 |