Mountain Lake CDP, New Jersey Demographics & Population 2026

Population Overview

Mountain Lake CDP is a small community located in New Jersey. The total population is 566. It ranks as the 603rd most populous out of 700 cities and towns in New Jersey.

Age Demographics

The median age in Mountain Lake CDP is 56.1 years. This is 40% higher than the state median of 40.1 years. Only 7.2% of residents are under 18, indicating fewer families with children.

Economy, Income & Housing

The median household income in Mountain Lake CDP is $99,063. This is 2% lower than the state median of $101,050. Compared to the national median of $78,538, household income here is 26% higher. The poverty rate stands at 6.2%. This is 37% lower than the state poverty rate of 9.8%. The unemployment rate is 1.5%. This is 76% lower than the state rate of 6.2%. The median home value is $329,900. Housing costs are 23% lower than the state median of $427,600. The home-value-to-income ratio is 3.3x. 90.7% of occupied housing units are owner-occupied. This homeownership rate is 42% higher than the state average of 63.7%.

Race & Ethnicity

Mountain Lake CDP has a predominantly White (non-Hispanic) population, comprising 89.0% of all residents. Hispanic or Latino residents account for 9.2%. The White (non-Hispanic) population is significantly higher than the state average (89.0% vs 51.9%). The Hispanic or Latino population (9.2%) is well below the state average of 21.9%. The Asian population (1.1%) is well below the state average of 9.8%.

Education

23.0% of residents aged 25 and older hold a bachelor's degree or higher. This is 46% lower than the state rate of 42.9%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 91.7%.

Data Sources & Methodology

All demographic data for Mountain Lake CDP, New Jersey is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. Comparisons are made against New Jersey state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 700 Census-designated places in New Jersey. For official data, visit data.census.gov.