| name | image | Annual visitors | type | Circulation | date founded | city | administrative división | continent | Country | Inventory | latitude (°) | longitude (°) | Website | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Bytown Mechanics' Institute | Specialized | 1847 | Ottawa | Ontario | Americas | Canada | 1,856 | Website | ||||||
| Library and Archives Canada |  | Public | 2004 | Ottawa | Ontario | Americas | Canada | 20,000,000 | 45.4198970000 | -75.7080360000 | Website | Map | ||
| Ottawa Public Library |  | 90,188 | Public | 1906 | Ottawa | Ontario | Americas | Canada | 2,300,000 | 45.4200000000 | -75.6952777778 | Website | Map | |
| National Research Council Canada National Science Library | Public | 1924 | Ottawa | Ontario | Americas | Canada | 45.4437500000 | -75.6195000000 | Website | Map | ||||
| Library of Parliament |  | 349,610 | 1876 | Ottawa | Ontario | Americas | Canada | 600,000 | 45.4255555556 | -75.7002777778 | Website | Map |