Glenwood landing is located in Nassau county New york with a geographic area of 1.0 square miles. The total population in Glenwood landing is 3,638 with 46.7% male and 53.3% female. Children under age 5 represent 0.5% of the population, under age 18 equal 21.1% of the population and over age 65 is 19.5% of the population. The median household income is $105,813, per capita income is $56,749. There are a total of 1,429 housing units with 94.6% owner occupied. Education includes 9.3% of residents that are high school graduates and 71.6% with a bachelor's degree or higher. The average temperature in Glenwood landing in the summer is 70 degrees, and in the winter 27 degrees.