Wilfred Flenoy Mitchell, 61, a retired Commerce Department aide and a community leader in Southeast Washington, died Wednesday at his home in Washington after a long illness.

At his retirement in 1973, he was with the office of minority enterprise at Commerce.

Mr. Mitchell also had worked earlier for the Navy and National Aeronautics and Space Administration. He was a former president of the NASA federal credit union.

Born in Belton, Tex., he had attended Howard University. He was with the federal government for 23 years.

Mr. Mitchell was treasurer of the Frederick Douglass Housing Corp. and a member of the Anacostia Home-owners and Residents Association.

He helped organize the Frederick Douglass Community Improvement Council and Anacostia Neighborhood Housing Services. He was a board member of Neighborhood Housing Services of America.

He also helped organize the Unity '76 Democratic Coalition and was an alternate national committeeman for the D.C. Democratic Party.

A Mason, Mr. Mitchell belonged to Redemption Lodge No. 24. He was a member of the Gideons and St. John CME Church.

He is survived by his wife, Velma L., of the home; a daughter, L. Ruth Collette, of Washington; his mother, Clydie Mitchell, of Baltimore, two brothers and three sisters.

The family suggests that expressions of sympathy may be in the form of contributions to Angel's Haven in Glen Burnie, Md.