Paul A. Chalupsky, 75, a retired real estate and property acquisition officer with government agencies here and a long-time Boy Scout leader, died Feb. 24 at Washington Adventist Hospital. He had been suffering from Hodgkin's Disease.

Mr. Chalupsky, retired in 1966 from the Montgomery County Department of Public Works after 14 years as a deputy right-of-way agent. Previously, he had worked as chief kof a land acquisition and disposition office in the Redevelopment Land Agency in Washington . Prior to that he had worked for 24 years as a property survey officer in the D. C. auditor's office.

In 1972, Mr. Chalupsky was honored by Boy Scout Troop 33 of the Takoma Presbyterian Church at a testimonial dinner expressing appreciation for 25 years of service.

Mr. Chalupsky was born in St. Paul, Minn, and grew up there. He entered the Army in 1921 and served for three years. Afterward he became a resident of the Washington area. He graduated in 1943 from Southeastern University law school. He was a member of the D. C. Bar Association.

In addition to his wife, Grace M., of the home in Hillandale, survivors include a son, John Paul, or Silver Spring, a daughter, Anne C. Brooksof Brookeville, Md., and two grandchildren.