Poughkeepsie Savings Bank expanded its building after purchasing its adjacent lot in 1870 and later on commissioned a completely new building in 1911 from the firm of Mowbray and Uffinger.
In 1870 the adjacent lot was purchased and the building expanded yet again, reopening anew two years later. In 1911 the bank's success led it to commission a completely new building from the firm of Mowbray and Uffinger, who had designed many bank buildings across the Eastern states. 
