In 2023, Interlaken, NJ had a population of 821 people with a median age of 57 and a median household income of $180,972. Between 2022 and 2023 the population of Interlaken, NJ grew from 762 to 821, a 7.74% increase and its median household income grew from $156,250 to $180,972, a 15.8% increase.
The 5 largest ethnic groups in Interlaken, NJ are White (Non-Hispanic) (95.1%), Two+ (Hispanic) (2.44%), Two+ (Non-Hispanic) (1.22%), Asian (Non-Hispanic) (0.853%), and White (Hispanic) (0.365%).
None of the households in Interlaken, NJ reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
100% of the residents in Interlaken, NJ are U.S. citizens.
In 2023, the median property value in Interlaken, NJ was $935,600, and the homeownership rate was 93.4%.
Most people in Interlaken, NJ drove alone to work, and the average commute time was 32.9 minutes. The average car ownership in Interlaken, NJ was 2 cars per household.