Hornell Armory
| Street Address: | 100 Seneca Street |
| City: | Hornell |
| County: | Steuben |
| Year Constructed: | 1894-1896 |
| Architect: | Isaac G. Perry |
| Size: | |
| Square footage: | 35,030 NSF |
| Acreage: | .28 Acres |
| Status: | Open |
47th Separate Company: 1891 - 1897
Co. K, 3rd New York Volunteers: Spanish American Wars
Co. K, 2nd Infantry Battalion: 1899 - 1906
Co. K, 3rd Infantry Regiment: 1907 - 1916
108th Infantry Regiment: World War I - ????
Co. D, 174th Infantry: 1961 - ????
Co. B, 174th Infantry: 1986 - ????
Detachment 1, 222nd Military Police Company: Current