Madeline S. Burr, 67, a real estate sales agent with the Washington firm of Lewis and Silverman, died of cardiac arrest Tuesday at the Washington Hospital Center.

Mrs. Burr, who lived in Washington, was a native of New York City and received a bachelorhs degree from Hunter College there. After earning a master's degree in guidance counseling from Columbia University, she was a guidance counselor in New York State. She then moved to Baltimore and worked for the school system there.

During World War II, Mrs. Burr worked for an optical company n Hutington, W.Va., and as an administrator at the Armed Services Clothing Repair Shop in Richmond. After the war, she lived in Baldwin, N.Y., and later in Darien, Conn. She was active in church and civic groups in both communities.

Mrs. Burr moved to Washington in 1971 and became a real estate sales agent. At the time of her death, she worked for the firm of Lewis and Silverman.

She was a member of the Washington Board of Realtors and the Montgomery County Board of Realtors and served on committees of both organizations. She was a member of the Million Dollar Sales Club of the Washington Board of Realtors.

Survivors include her husband, Robert M. Burr, whom she married in 1942, of Washington; a son, Richard A. Burr of Baltimore, and a daughter, Diane E. Burr of San Francisco.

The family suggests that expressions of sympathy be in the form of contributions to the Pilgrim Lutheran Church Organ Fund, 5500 Massachusetts Ave., Bethesda, Md., or to the Kidney Foundation of the National Capital Area.