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CITY · 2020 ACS

Interlaken

New Jersey · 828 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 $123,750. Population has declined 8% since 2000. 68% of adults hold a bachelor's degree or higher, well above the national rate of 33%. Median home value has more than doubled since 2000, reaching $678,700. With a median age of 55.6, the population is older than the US median of 38.8. Households here earn about 45% more than the New Jersey median.

At a glance
Wealthier
above the US median
US median: $66,278
Older
median age 55.6
US median: 38.8
More educated
68% hold a bachelor's degree
US average: 33%
Less affordable
home values up 61%, inflation adjusted
US median home: $265,253
Section 01

Population & growth

Total population
828
−8%since 2000
from 900 in 2000
1990 – 2025
Population density
2,502 / sq mi
−8%since 2000
from 2,719 / sq mi in 2000
US average: 280
Median age
55.6
+17%since 2000
from 47.6 in 2000
US average: 38.8
Population, 1990 – 2024
7307878449019581990201020202024Interlaken
2024939
1990201020202024
Section 02

Income & economy

Median household income
$123,750
−1%inflation adjusted, since 2000
from $82,842 in 2000
US average: $66,278
1990 – 2024
Per capita income
$72,474
+53%since 2000
from $47,307 in 2000
US average: $35,364
Households earning $100K+
70.0%
−1.8 ptssince 2009
from 71.8% in 2009
US average: 43.9%
Poverty rate
5.1%
+2.1 ptssince 2000
from 3.0% in 2000
US average: 12.8%
Workforce by industry, 2020
Other services13.4%
US avg: 6.6%
Information10.7%
US avg: 11.1%
Public administration7.5%
US avg: 4.7%
Wholesale trade3.9%
US avg: 6.7%
Retail trade3.9%
US avg: 10%
Transportation & warehousing3.9%
US avg: 2.5%
Arts, entertainment, food3.9%
US avg: 2%
Finance & insurance1.8%
US avg: 5.5%
Professional, scientific, technical0.9%
US avg: 4.7%
Education & health services0.9%
US avg: 0.8%
Agriculture, forestry, fishing0%
US avg: 1.7%
Construction0%
US avg: 1.2%
Manufacturing0%
US avg: 0.5%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

Median home value
$678,700
+61%inflation adjusted, since 2000
from $280,600 in 2000
US average: $265,253
1990 – 2024
Owner-occupied
95.9%
+0.3 ptssince 2000
from 95.6% in 2000
4.1% rent
Afford Score
5.5
+62%since 2000
from 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)
2020
White, non-Hispanic92.8%(768)
Black0.1%(1)
Hispanic / Latino2.3%(19)
Asian0.5%(4)
Other1.9%(16)
Diversity Score11.8%(98)
Diversity Score
12
+256%since 2000
from 3 in 2000
1990 – 2024
Section 05

Education

Bachelor's degree or higher
68.1%
+14.6 ptssince 2000
from 53.5% in 2000
US average: 32.9%
High school or higher
97.9%
+0.1 ptssince 2000
from 97.7% in 2000
US average: 88.5%
Graduate degree
30.6%
+8.9 ptssince 2000
from 21.7% in 2000
US average: 12.7%
Section 06

Commute & transportation

Average commute
31.1 min
+28%since 2000
from 24.2 min in 2000
US average: 26.9
Drive alone to work
70.7%
−4.7 ptssince 2009
from 75.4% in 2009
US average: 75.1%
No vehicle available
1.2%
−1.9 ptssince 2009
from 3.1% in 2009
US average: 8.4%
Section 07

Work & employment

Unemployment rate
4.6%
−1.5 ptssince 2011
from 6.1% in 2011
US average: 5.4%
Labor force participation
53.5%
−8.1 ptssince 2011
from 61.6% in 2011
US average: 63.4%
Management & professional
63.3%
−1.7 ptssince 2009
from 65.0% in 2009
US average: 39.3%
Section 08

People & community

Male
46.2%
Unchangedsince 2009
from 46.1% in 2009
Female
53.8%
Unchangedsince 2009
from 53.9% in 2009
Foreign born
2.9%
Unchangedsince 2009
from 2.9% in 2009
US average: 13.5%
Uninsured
0.3%
−96.5 ptssince 2013
from 96.8% in 2013
US average: 8.8%
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Compare Interlaken to nearby cities

INTERLAKEN VS
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Income$75,544−39%
Home value$581,100−14%
Population15,632+1792%
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INTERLAKEN VS
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INTERLAKEN VS
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INTERLAKEN VS
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Home value$492,400−27%
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Frequently asked

How many people live in Interlaken, New Jersey?

Interlaken, New Jersey has about 828 residents according to the 2020 American Community Survey.

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

The typical household in Interlaken, New Jersey earns about $123,750 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 $678,700.

How educated are people in Interlaken, New Jersey?

About 68.1% 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 5.1% of people in Interlaken, New Jersey live below the federal poverty line.

Has Interlaken, New Jersey grown since 1990?

Yes, Interlaken, New Jersey has shrunk since 1990. The population has lost about 74 residents, a change of about -8 percent over that period.

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

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