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Interlaken, NJ
Borough in Monmouth County, New Jersey.
Population
939
Land area
0.3sq mi
People per sq mi
2,834
ZIP codes
0
Interlaken and its ZIP codes
Interlaken at a glance
- Interlaken is about 2.2 times as dense as New Jersey as a whole.
- The median household income is $199,167, 92% above the New Jersey median of $103,556.
- A typical owner-occupied home is valued at $1,058,200 (about 2.3 times the New Jersey figure) and median rent is $2,750 a month.
Local data for Interlaken, NJ
Counts from official public data
Housing and community stats
Interlaken, NJ, American Community Survey 2020-2024
Median household income
$199,167
Poverty rate
1.4%
Median home value
$1,058,200
Median rent
$2,750/mo
Homeownership
93.7%
Bachelor's or higher
67.2%
Median age
50.7
Average commute
40.1 min
Largest reported origins and ancestries: Irish Americans (274), Italian Americans (261), German Americans (125).
Economy and federal money
Jobs, pay, income and spending are for Monmouth County. PPP loans are for Interlaken.
Unemployment rate
4.2%
Aug 2026, -0.9 pts in a year
Average annual pay
$74,435
279,012 jobs, 2025
Income per person
$104,887
BEA, 2024
Federal spending
$4.99B
FY 2026, $7,746 per person
How people get to work
Interlaken, NJ, workers 16 and older. American Community Survey 5-year estimates
- Drove alone52.4%
- Carpooled12.0%
- Public transit7.9%
- Walked0.4%
- Bicycle0.9%
- Taxi, ride-hailing, motorcycle or other0.9%
- Worked from home25.5%
Average one-way commute: 40.1 minutes for people who do not work from home.
Environment and hazard risk
Interlaken, NJ, from FEMA, NOAA and EPA
Natural hazard risk
Relatively High
Top: strong wind
Storm events since 1996
2,175
Countywide, mostly thunderstorm wind
Flood insurance policies
14,530
7.4% of homes, county
July high / Jan low
84° / 25°F
52.5 inches of rain a year
Health statistics
Share of adults in Interlaken, NJ, CDC PLACES estimates
Obesity
30.1%
U.S. 33.3% -3.2 pts
Diabetes
11.0%
U.S. 12.1% -1.1 pts
Smoking
9.3%
U.S. 12.8% -3.5 pts
Uninsured (18-64)
5.3%
U.S. 11.1% -5.8 pts
Cities near Interlaken
| Name | Distance | Land area (sq mi) |
|---|---|---|
| WanamassaCensus-designated place | 0.7 mi | 1.1 |
| AllenhurstBorough | 0.9 mi | 0.3 |
| Loch ArbourVillage | 0.9 mi | 0.1 |
| Asbury ParkCity | 1 mi | 1.4 |
| DealBorough | 1.5 mi | 1.2 |
| Ocean GroveCensus-designated place | 1.6 mi | 0.4 |
| OakhurstCensus-designated place | 1.9 mi | 1.6 |
| Bradley BeachBorough | 2.4 mi | 0.6 |
| Neptune CityBorough | 2.7 mi | 0.9 |
| Avon-by-the-SeaBorough | 3.1 mi | 0.4 |
| Shark River HillsCensus-designated place | 3.3 mi | 0.9 |
| West Long BranchBorough | 3.6 mi | 2.9 |
| BelmarBorough | 4 mi | 1 |
| Long BranchCity | 4.3 mi | 5.1 |
| Tinton FallsBorough | 4.5 mi | 15.5 |
| Lake ComoBorough | 4.5 mi | 0.3 |
Frequently asked questions
- What county is Interlaken, NJ in?
- Interlaken is in Monmouth County, New Jersey.
- What is the population of Interlaken, NJ?
- About 939 people live in Interlaken, based on American Community Survey 5-year estimates.
- What cities are near Interlaken?
- Nearby places include Wanamassa (0.7 mi), Allenhurst (0.9 mi), Loch Arbour (0.9 mi), Asbury Park (1 mi), Deal (1.5 mi).
Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023