Interlaken demographics profile

StatisticInterlakenNew JerseyNational
Population density (sq mi)2,433191
Median age57.239.537.7
Male/Female ratio0.9:11.0:11.0:1
Married (15yrs & older)69%56%55%
Speak English94%69%79%
Speak Spanish1%16%13%
Interlaken, NJ has a population of 806 and is the 16,558th largest city in the United States. The population density is 2,433 per sq mi which is 243236% higher than the New Jersey average and 2586% higher than the national average. The median age in Interlaken is 57 which is approximately 45% higher than the New Jersey average of 40. In Interlaken, 69% of the population over 15 years of age are married, 94% speak English and 1% speak Spanish. 66% of Interlaken residents were born in New Jersey, 28% were born out of state, 1% were born outside of the United States and 5% were foreign born.

Did you know?

  • The population density in Interlaken is 243236% higher than New Jersey.
  • The median age in Interlaken is 45% higher than New Jersey.
  • In Interlaken 97.89% of the population is White.
  • In Interlaken 0.00% of the population is African American.
  • In Interlaken 1.49% of the population is Asian.

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Interlaken population breakdown by race

RaceInterlakenNew JerseyNational
African American0.00%13.54%12.63%
American Indian0.00%0.21%0.82%
Native Hawaiian0.00%0.03%0.18%
Mixed race0.62%2.53%3.06%
Other race0.00%6.35%4.75%
In Interlaken, 2.0% of people are of Hispanic or Latino origin.
Please note: Hispanics may be of any race, so also are included in any/all of the applicable race categories above.

Languages spoken

Place of birth by citizenship

Household income distribution

Source of income

Interlaken age breakdown

Marital status

Age of children in married couples

Source: The Interlaken, NJ demographics data displayed above is derived from the 2016 United States Census Bureau American Community Survey (ACS).