All Countries
Interlaken, NJ
Full City Profile · New Jersey · Monmouth County County
4.1
/5.0
A
Great
821
Population
2,488/sq mi density
$180,972
Median Income
$88,472 per capita
$935,600
Home Value
$1,518,015 Zillow
$3,417
Median Rent
26.3% income on rent
54°F
Avg Temperature
271 sunny days/yr
A
Overall
4.1 / 5.0
Strong
A+
Economy
5.0 / 5.0
$180,972 median income, 2.0% unemployment
B+
Affordability
3.8 / 5.0
$935,600 home value, $3,417/mo rent
C+
Safety
2.5 / 5.0
0 violent crimes/100K
A+
Education
5.0 / 5.0
67.7% bachelor's degree or higher
Change Over Time (2013–2023)
Population Change
+1%
812 → 820
over 10 years
Annual Pop. Growth
+0.1%
Compound annual growth rate
Median Income Change
+39.2%
$130,000 → $180,972
nominal, not inflation-adjusted
Annual Income Growth
+3.36%
Compound annual growth rate
Population Over Time
Total population for Interlaken across each available Census ACS release.
Median Household Income Over Time
Median household income reported by U.S. Census ACS. Values are nominal (not adjusted for inflation).
Projected 2030
Simple projections extrapolating the 2013–2023 compound annual growth rate forward. These are mathematical extensions of recent trends, not forecasts — real outcomes depend on migration, policy and economic shifts.
Projected Population 2030
826
+6 from 2023 (820)
Projected Median Income 2030
$228,076
+$47,104 from 2023 ($180,972)
Year-by-Year Detail
| Year | Population | YoY % | Median Income | YoY % |
|---|---|---|---|---|
| 2013 | 812 | — | $130,000 | — |
| 2015 | 803 | -1.1% | $135,938 | +4.6% |
| 2017 | 796 | -0.9% | $145,893 | +7.3% |
| 2019 | 790 | -0.8% | $114,250 | -21.7% |
| 2021 | 825 | +4.4% | $143,125 | +25.3% |
| 2023 | 820 | -0.6% | $180,972 | +26.4% |
Source: U.S. Census ACS 5-Year Estimates (Data Commons). Home value and rent are not yet available historically.