| U.S. Bicycling Hall of Fame |
Bridgewater |
Somerset |
Museum |
| Union (Township) Free Public Library, Friberger Park |
Union |
Union |
Library |
| Union County Division of Cultural and Heritage Affairs |
Elizabeth |
Union |
Historical Society |
| Union County Historical Society (Cranford) |
Cranford |
Union |
Historical Society |
| Union Landing Historical Society |
Brielle |
Monmouth |
Historical Society |
| Union Township Historical Society |
Clinton |
Hunterdon |
Historical Society |
| United Railroad Historical Society |
Clark |
Union |
Historical Society |
| Upper Saddle River Historical Society |
Upper Saddle River |
Bergen |
Historical Society |
| Upper Saddle River Public Library |
Upper Saddle River |
Bergen |
Library |