Recent house sales in Arlington county included the following, selected at random from the information gathered by Rufus S. Lusk & Son Inc.:

N.C. Williams sold a house at 714 N. Irving St. for $90,000 to Mr. and Mrs. George A. Rathley. Continental Federal Savings and Loan Association placed a mortgage of $55,000 for 30 years. The seller took back a note for $30,000 at 13 percent for three years.

Mr. and Mrs. S.M. Bodheimer Jr. sold a house on S. Wakefield St. for $84,500 to Mr. and Mrs. Thomas E. Bown. The buyers assumed a trust of $58,500. Citicrop Person-To-Person Financial Center placed a note of $8,999.

Mr. and Mrs. E.B. Schmierer sold a house at 4700 Second St. for $106,500 to Mr. and Mrs. Esmeraldo B. Crug and others. The buyers assumed a trust of $79,789. The sellers took back a note for $16,700 at 14 percent for three years.

D.E. Strong sold a house at 5704 Fifth St. S. for $95,000 in cash to Ralph M. Turpin.

Mr. and Mrs. F.A. Damico sold a house at 5624 Eighth St. S. for $58,000 to Saverico Falvo. The buyer assumed a trust of $36,500. The sellers took back a note for $18,542 at 5 percent. CAPTION: Picture, This house at 714 N. Irving St., Arlington, was sold recently for $90,000; By M.C. Valada for The Washington Post