Prizes awarded to McCarter included: bronze medal at the Buffalo Exposition (1901), silver medal at the Louisiana Purchase Exposition (1904), gold medal at the Panama-Pacific International Exposition (1915), the Beck Prize at the Pennsylvania Academy of Fine Arts (PAFA), the Joseph Pennell Memorial Prize for watercolor, PAFA (1940), the gold medal from Art Club of Philadelphia (1936), Temple Gold Medal at the 134th Annual Exhibition of Pennsylvania Academy of the Fine Arts (1938).