As we mark this uniquely Colorado commemoration–our Sesquisemiquincentennial–we invite you to join in our efforts as we honor Colorado’s shared history, create memorable public experiences, and uplift communities statewide. Your contribution is incredibly important to this effort, and we thank you for your support. 

If you would like to contribute toward a specific program, please contact America 250 - Colorado 150 Commission staff at katie.roach@state.co.us. 

Please note that History Colorado is the fiscal agent of the America 250 - Colorado 150 Commission. Your donation receipt will come directly from History Colorado on behalf of the Commission. 

Thank you for your support in making this a meaningful commemoration!