Isador S. Turover, 86, a retired Washington area businessman and a leader in philanthropic, civic and Zionist work, died of cancer Monday at Washington Hospital Center.

He founded the I.S. Turover Lumber and Milwork Co. in 1923, and remained active in it until retiring in 1968, when the firm close. It was involved in the construction of D. C. and volved in the construction of D. C. and federal government buildings and major housing developments in the area.

Mr. Turover had been active in the Home Builders Association of Metro-politan Washington. He was a founder and former director of the Metropolitan Savings and Loan Association in Bethesda.

He had served as president of the old Community Chest of Montgomery County and later as a vice president of the United Givers Fund of Greater Washington.

Mr. Turover probably was best known, both locally and nationally, for his work in the Jewish community. He was a former national treasurer and honorary vice president of the Zionist Organization of America. He headed the Louis D. Brandeis Zionist Region and had been a delegate to numerous World Zionist congresses.

He had been president and general campaign manager of the United Jewish Appeal of Greater Washington. He helped organize the Israeli bond effort in Washington and the purchase of the ship, "Exodus," which transported displaced Jews from Europe to Israel.

For their efforts in aiding the state of Israel. Mr. Turover and his wife, the late Bessie Levin, were honored with the establishment of the Isador and Bessie Turover Forest in Israel through the Jewish National Fund.

Mr. Turover was a founding member and former national vice president of the American Association for Jewish Education. He held the National Community Service Award of the Jawish Theological Seminary of America.

A pioneer member and trustee of Adas Israel Congressional, he received its Shem Tov Award in 1966. He had been vice president of the Jewish Community Center, was a charter member of the Jewish Community Council of Washington, and served on the board of trustees of the Hebrew Home for the aged.

A native of Poland, he came to this country in 1912, and made his way to Washington in 1917 by way of Baltimore, where he had become a leading chess player.

He won the chess championships of this city in 1918 through 1921, and retired undefeated in prossession of The Washington Post chess trophy. A chess grand master, he had been a director of the U.S. Chess Federation and the American Chess Foundation.

Mr. Turover worked with the Office of Price Administration and the War Production Board during World War II, and was honored for his leadership in war bond drives.

At the time of this death, he was living in Chevy Chase. His wife died in 1966.

He is survived by three daughters, Sylvia Sittenfeld and Joy Friedman, both of Bethesda, and Ruth Katz, of Kensington, seven grandchildren.