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| Building Mass Height | 23.3 m |
| Architectural Height | 23.3 m |
| Main Roof Height | 23.3 m |
| Floors | 4 |
| Completion | 1910 |
| Structural Form | low-rise building |
| Main Usage | library |
| Status | existing |
| Address | Lenox Avenue |
| Smart Address | 503–519 Lenox Avenue |
| Smart Address | 101 West 135th Street |
| Smart Address | 100–102 West 136th Street |
| 1st Level District | Manhattan |
| 2nd Level District | Harlem (Central) |
| City | New York City, NY |
| Country |  United States |
