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CITY · 1990 CENSUS

Interlaken

New Jersey · 902 residents · 0.331 sq mi
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The short version

Interlaken is significantly wealthier than the US average, with a median household income of $57,646. Population has held roughly steady since 2000. 47% of adults hold a bachelor's degree or higher, well above the national rate of 20%. Median home value is $276,800. With a median age of 47.6, the population is older than the US median of 33.0. Households here earn about 41% more than the New Jersey median.

At a glance
Wealthier
above the US median
US median: $30,130
Older
median age 47.6
US median: 33.0
More educated
47% hold a bachelor's degree
US average: 20%
Less affordable
home values up 30%, inflation adjusted
US median home: $93,722
Section 01

Population & growth

902
Unchangedvs 2000
vs 900 in 2000
1990 – 2025
2,725 / sq mi
Unchangedvs 2000
vs 2,719 / sq mi in 2000
US average: 221
47.6
Unchangedvs 2000
vs 47.6 in 2000
US average: 33.0
Population, 19902024
7307878449019581990201020202024Interlaken
2024939
1990201020202024
Section 02

Income & economy

$57,646
−8%inflation adjusted, since 2000
vs $82,842 in 2000
US average: $30,130
1990 – 2024
$26,877
−43%vs 2000
vs $47,307 in 2000
US average: $14,340
2.2%
−0.8 ptsvs 2000
vs 3.0% in 2000
US average: 13.2%
Section 03

Housing

$276,800
+30%inflation adjusted, since 2000
vs $280,600 in 2000
US average: $93,722
1990 – 2024
$1,001
−1%inflation adjusted, since 2000
vs $1,333 in 2000
US average: $450
91.2%
−4.4 ptsvs 2000
vs 95.6% in 2000
8.8% rent
4.8
+42%vs 2000
vs 3.4 in 2000
1990 – 2024
RELATED:See current rent listings in Interlaken on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic97.9%(881)
Black0%(0)
Hispanic / Latino1.1%(10)
Asian0.2%(2)
Other0%
Diversity Score3.3%(30)
1990
White, non-Hispanic97%(875)
Black1.4%(13)
Hispanic / Latino2.3%(21)
Asian0.2%(2)
Other1.3%(12)
Diversity Score12.6%(113)
13
+278%vs 2000
vs 3 in 2000
1990 – 2024
Section 05

Education

46.7%
−6.8 ptsvs 2000
vs 53.5% in 2000
US average: 20.3%
High school or higher
92.3%
−5.4 ptsvs 2000
vs 97.7% in 2000
US average: 75.2%
18.3%
−3.4 ptsvs 2000
vs 21.7% in 2000
US average: 7.1%
Section 06

Commute & transportation

20.1 min
−17%vs 2000
vs 24.2 min in 2000
US average: 21.9
Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

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Frequently asked

How many people live in Interlaken, New Jersey?

Interlaken, New Jersey has about 902 residents according to the 1990 Census.

What is the median household income in Interlaken, New Jersey?

The typical household in Interlaken, New Jersey earns about $57,646 a year. Half of households make more than that, and half make less.

Is Interlaken, New Jersey expensive?

In Interlaken, New Jersey, the median home is worth about $276,800, and the typical rent is about $1,001 a month.

How educated are people in Interlaken, New Jersey?

About 46.7% of adults age 25 and over in Interlaken, New Jersey hold a bachelor's degree or higher.

What is the poverty rate in Interlaken, New Jersey?

About 2.2% of people in Interlaken, New Jersey live below the federal poverty line.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

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