THE BOOK OF SECRETS by LOREENA MCKENNITT has sold 2,895,000 copies in 9 countries. The album sold best in United States (2,000,000 copies), Canada (400,000 copies) and Germany (250,000 copies).
THE BOOK OF SECRETS certifications and sales
| Country / region | Sales | Certification / source | Certification date / sales as of | |
 Argentina |
30,000 | 1x Gold | 30 September, 1997 |
Argentina Sales: 30,000
Certification / note: 1x Gold
Certification Date / sales as of: 30 September, 1997
|
 Australia |
35,000 | 1x Gold | AUGUST 1998 |
Australia Sales: 35,000
Certification / note: 1x Gold
Certification Date / sales as of: AUGUST 1998
|
 Canada |
400,000 | 4x Platinum | 2001 |
Canada Sales: 400,000
Certification / note: 4x Platinum
Certification Date / sales as of: 2001
|
 Denmark |
15,000 | 1x Gold | 2007 |
Denmark Sales: 15,000
Certification / note: 1x Gold
Certification Date / sales as of: 2007
|
 France |
100,000 | 1x Gold | 17 February, 1998 |
France Sales: 100,000
Certification / note: 1x Gold
Certification Date / sales as of: 17 February, 1998
|
 Germany |
250,000 | 1x Gold | 2007 |
Germany Sales: 250,000
Certification / note: 1x Gold
Certification Date / sales as of: 2007
|
 Grecce |
15,000 | 1x Gold |
Grecce Sales: 15,000
Certification / note: 1x Gold
Certification Date / sales as of:
|
|
 Spain |
50,000 | 1x Gold | 1997 |
Spain Sales: 50,000
Certification / note: 1x Gold
Certification Date / sales as of: 1997
|
 United States |
2,000,000 | 2x Platinum | 26 November, 2007 |
United States Sales: 2,000,000
Certification / note: 2x Platinum
Certification Date / sales as of: 26 November, 2007
|
| Total sales | 2,895,000 | (in 9 countries) |
Total
Sales: 2,895,000
(in 9 countries)
|
Year-end chart performance for THE BOOK OF SECRETS
| Chart 1997 | Rank | Sales |
 Belgian Albums (Ultratop Wallonia) |
91 | |
| German Albums (Offizielle Top 100) |
92 | |
| Chart 1998 | Rank | Sales |
| Canadian Albums (RPM) |
40 | |
| US Albums (Billboard 200) |
67 | |
| US Albums (Soundscan) |
77 | 1,100,000 |