After World War II Mary Abbott joined the "Downtown Group" which represented a group of artists who found studios in lower Manhattan. In 1946 she set up a studio on Tenth Street in Manhattan. Abbott, like many of her contemporaries found her way to the Hamptons in Long Island, New York. By 1950, she had a house and studio in Southampton as well as in downtown New York City. She soon found her way to important uptown New York City galleries.