Great Neck is a city located in Nassau County New York. With a 2020 population of 10,203, it is the 81st largest city in New York and the 3056th largest city in the United States . Great Neck is currently declining at a rate of -0.03% annually but its population has increased by 2.14% since the most recent census, which recorded a population of 9,989 in 2010. Great Neck reached it's highest population of in . Spanning over 1 miles, Great Neck has a population density of 7,647 people per square mile.
The average household income in Great Neck is $145,815 with a poverty rate of 7.77%. The median rental costs in recent years comes to $2,049 per month, and the median house value is $843,700. The median age in Great Neck is 35.7 years, 32.5 years for males, and 39.2 years for females.