| Library Type | Count |
| (no type) | 14 |
| Agricultural and mechanical college library | 17 |
| Agricultural library belonging to a state gov. | 15 |
| Agricultural social library | 326 |
| Apprentices' library | 27 |
| Art college library | 1 |
| Art society library | 9 |
| Asylum library | 226 |
| Atheneum library | 127 |
| Bar association library | 23 |
| Board of trade library | 22 |
| Book club library | 6 |
| Business college library | 7 |
| Business law library | 4 |
| Church library | 358 |
| College library | 507 |
| College student society library | 495 |
| Commercial circulating library | 561 |
| County education library | 7 |
| County law library | 67 |
| County medical library | 2 |
| County scienctific library | 2 |
| County theological library | 8 |
| Dentistry library | 1 |
| Education library | 2 |
| Fire company library | 39 |
| Foreign language society library | 17 |
| Fraternal organization library | 123 |
| Garrison library | 148 |
| German social library | 1 |
| Government-aided social library | 19 |
| Historical social library | 93 |
| Hospital library | 51 |
| Juvenile social library | 36 |
| Ladies | 100 |
| Ladies' society library | 21 |
| Law library | 28 |
| Law school library | 34 |
| Library association | 2 |
| Literary society library | 46 |
| Lyceum library | 123 |
| Mechanics' library | 234 |
| Medical college library | 82 |
| Medical Library | 2 |
| Medical social library | 5 |
| Medical society library | 34 |
| Mercantile library | 34 |
| Military academy library | 10 |
| Military college library | 1 |
| Military social library | 6 |
| Mills library | 27 |
| Musical society library | 19 |
| Prison library | 80 |
| Public library | 399 |
| Public library owned by an individual | 6 |
| Railroad library | 2 |
| Reading club | 4 |
| Reading room | 60 |
| Religious college society library | 1 |
| Religious social library | 79 |
| Religious society library | 52 |
| Scientific library owned by a government | 4 |
| Scientific or engineering college library | 22 |
| Scientific or engineering society library | 98 |
| Seminary library | 5 |
| Social law library | 45 |
| Social library | 2531 |
| Society library | 103 |
| Socl-Strict | 2 |
| State law library | 42 |
| State library | 50 |
| Territory library | 7 |
| Theological seminary library | 143 |
| Theological society library | 44 |
| Township library | 1565 |
| United States government library | 47 |
| Women's library | 2 |
| Women's society library | 3 |
| Workingmen's library | 1 |
| Young Men's | 26 |
| Young Men's Assoc. library | 81 |
| Young Men's Christian Association library | 190 |
| Young Men's Library Association | 25 |
| Young Women's Christian Association | 1 |