Borough in Monmouth County, New Jersey · 0.3 sq mi · 2,493 people per sq mi
About 830 people live in Interlaken. The typical household earns $199,167, and the median resident is 50.7 years old.
2026 projection
From 824 in 2020
Poverty rate 1.38%
Men 53 · Women 50.4
2010–2026
826
2026 projection
0.2% since 2020 (increase)
Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.
Use the left and right arrow keys to inspect population observations.
2010–2026
826
2026 projection
0.2% since 2020 (increase)
Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.
Use the left and right arrow keys to inspect population observations.
| 2026 | 826 | 0 | 0.00% |
|---|---|---|---|
| 2025 | 826 | +2 | 0.24% |
| 2024 | 824 | +2 | 0.24% |
| 2023 | 822 | -1 | 0.12% |
| 2022 | 823 | -3 | 0.36% |
| 2021 | 826 | +2 | 0.24% |
| 2020 | 824 | +34 | 4.30% |
| 2019 | 790 | -2 | 0.25% |
| 2018 | 792 | -4 | 0.50% |
| 2017 | 796 | -2 | 0.25% |
Showing 10 of 17 years.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101
Each square is about 1% of residents (roughly 9 people).
Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.
U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002
Half of households earn more, half earn less
Typical yearly pay for a worker 25 or older.
About 1 in 72 residents
66% of residents age 15 and older are married.
| Status | Overall | Male | Female |
|---|---|---|---|
| Married | 66% | 70% | 63% |
| Never married | 23% | 25% | 21% |
| Divorced | 5% | 2% | 8% |
| Widowed | 5% | 3% | 8% |
| Separated | 0% | 0% | 0% |
U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201
10 sources, all from the U.S. Census Bureau