Edward C. Evans Jr. 67, a retired service station owner who was active in Masonic and patriotic organizations, died Monday at his home in Washington following a heart attack.

He owned and operated the old Sherman Avenue Service Station and Garage, an Amoco Station at Sherman Avenue and Park Road NW, for about 30 years before retiring in 1970.

Mr. Evans had been a grand inspector general of the United Supreme Council No. 33 of the Scottish Rite. He also was a member of John F. Cook No. 10 and the Royal Arch Masons and had belonged to the Elks.

He was a member of John Reese Europe Post No. 5 of the American Legion, the Veterans of Foreign Wars, and the Disabled American Veterans.

Mr. Evans had been chairman of the board of trustees of Ebenezer Baptist Church in Washington for the last 12 years.

He was born in Murfreesboro, Tenn., and reared in Jackson, Tenn. He attended Lane College in Jackson and Tuskegee Institute in Alabama.

Mr. Evans had lived in Washington since 1936.

He served with the Army in the Pacific during World War II.

Survivors include his wife of 43 years, Minnie W., of Washington, and a sister, Ruby W. Evans of Jackson.