The Hamlet of Armonk is located in the Town of North Castle in the eastern section of Westchester County, New York. The Town of North Castle comprises approximately 26.5 square miles and is situated at the narrow waist of Westchester County.
On October 23, 1906, George Kelley proposed that the organization be known by the Greek letters Alpha Phi Alpha, and Robert Ogle proposed the colors black and old gold. The divisive issue of whether the terms club or fraternity should be used was still debated.
Lambda Chi Alpha was formed on November 2, 1909 when Warren A. Cole, Percival C. Morse, and Clyde K. Nichols formed a new fraternity by reorganization of the Cosmopolitan Law Club, a society of law students of Boston University, into a Greek letter society.