In 2018, Mountain Lakes, NJ had a population of 4.27k people with a median age of 42.6 and a median household income of $216,250. Between 2017 and 2018 the population of Mountain Lakes, NJ declined from 4,309 to 4,274, a -0.812% decrease and its median household income grew from $175,556 to $216,250, a 23.2% increase.
The 5 largest ethnic groups in Mountain Lakes, NJ are White (Non-Hispanic) (78.8%), Asian (Non-Hispanic) (15.7%), White (Hispanic) (3.91%), Two+ (Non-Hispanic) (0.632%), and Two+ (Hispanic) (0.491%). 0% of the people in Mountain Lakes, NJ speak a non-English language, and 93.2% are U.S. citizens.
In 2018, the median property value in Mountain Lakes, NJ was $849,100, and the homeownership rate was 92.7%. Most people in Mountain Lakes, NJ drove alone to work, and the average commute time was 31.4 minutes. The average car ownership in Mountain Lakes, NJ was 2 cars per household.