In 2018, Suffolk County, NY had a population of 1.48M people with a median age of 41.8 and a median household income of $100,468. Between 2017 and 2018 the population of Suffolk County, NY declined from 1.49M to 1.48M, a -0.794% decrease and its median household income grew from $94,750 to $100,468, a 6.03% increase.
The 5 largest ethnic groups in Suffolk County, NY are White (Non-Hispanic) (67%), White (Hispanic) (14.4%), Black or African American (Non-Hispanic) (7.37%), Asian (Non-Hispanic) (3.96%), and Some Other Race (Hispanic) (3.67%). 22.1% of the people in Suffolk County, NY speak a non-English language, and 93.5% are U.S. citizens.
The largest universities in Suffolk County, NY are Stony Brook University (7,798 degrees awarded in 2017), Suffolk County Community College (3,791 degrees), and Farmingdale State College (1,931 degrees).
The median property value in Suffolk County, NY is $409,400, and the homeownership rate is 79.5%. Most people in Suffolk County, NY commute by Drove Alone, and the average commute time is 32 minutes. The average car ownership in Suffolk County, NY is 2 cars per household.