Garrett Plato Stewart Jr., 50, a founder and the executive director of the International Community Development Corp. of America, a neighborhood development firm that receives government and private funding, died Feb. 1 at D.C. General Hospital after a stroke.

Mr. Stewart, who lived in Washington, was born in LaGrange, Tex. He graduated from Prairie View A&M College and served in the Army, where he was medical corpsman.

He moved to Washington in 1955 and was a medical technician at George Washington University Medical School and Children's Hospital. In 1961, he went to work for the Postal Service, where he retired in 1973 as a letter carrier. During that period he also was an official of the National Association of Letter Carriers.

After leaving the government, Mr. Stewart helped found an entertainment promotion company with members of his family. With a brother, he founded the International Community Development Corp. in 1980.

He was a past president of the Far East Kiwanis Club in Washington and a vice chairman of the D.C. Organ Donor Project of the National Kidney Foundation.

Survivors include his wife, Barbara M. Stewart, and two children, June O. and Garrett P. III, all of Washington; his mother, Ollie Mae Stewart of Waco, Tex.; four brothers, Alderus Juarez Stewart of San Antonio, Tex., Carrington H. and Samuel Stewart, both of Houston, and Allen E. Stewart of Georgetown, Tex., and one sister, Marylin Moore of Houston.