Mountain Lakes Flag

Mountain Lakes

County:
Morris County
County Seat:
No
Area (mi²):
2.644
State:
New Jersey

Mountain Lakes is a borough located in Morris County, New Jersey. Mountain Lakes has a 2026 population of 4,735. Mountain Lakes is currently growing at a rate of 0.98% annually and its population has increased by 6.12% since the most recent census, which recorded a population of 4,462 in 2020.

The median household income in Mountain Lakes is $250,001 with a poverty rate of 1.26%. The median age in Mountain Lakes is 43.4 years: 39.3 years for males, and 45 years for females. For every 100 females there are 114.3 males.

4.7K
Total Population
1,791
Density (mi²)
46 0.98%
Growth

Mountain Lakes Population

Mountain Lakes Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
20264,735460.98%
20254,689450.97%
20244,64480.17%
20234,636260.56%
20224,610380.83%
20214,5721022.28%
20204,4622465.83%
20194,216-45-1.06%
20184,261-29-0.68%
20174,29040.09%
20164,286410.97%
20154,24500%
20144,245-6-0.14%
20134,251280.66%
20124,22340.09%
20114,219521.25%
20104,16770.17%
20004,25640910.63%
19903,847-306-7.37%
19804,153-586-12.37%
19704,73970217.39%
19604,0371,23143.87%
19502,80600%

Median Age

Overall: 43.4 years
Female: 45 years
Male: 39.3 years

Mountain Lakes Adults

There are 3,084 adults, (604 of whom are seniors) in Mountain Lakes.

Sex Ratio

Female: 2,140 (46.7%)
Male: 2,445 (53.3%)

Demographics

The racial composition of Mountain Lakes includes 77.91% White, 13.35% Asian, and smaller percentages for other race, Native American and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White3,57277.91%
Asian61213.35%
Two or more races3116.78%
Other race741.61%
Native American160.35%
Race
Population ↓
Percentage (of total)
Two or more races1112.42%
White631.37%
Race
Population ↓
Percentage (of total)
White3,50976.53%
Asian61213.35%
Two or more races2004.36%
Other race741.61%
Native American160.35%

Mountain Lakes Marital Status

Economics and Income Statistics

Mountain Lakes ' average per capita income is $145,435. Household income levels show a median of $250,001. The poverty rate stands at 1.26%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median ↓
Mean
Households$250,001$368,558
Families$250,001$386,805
Married Families$250,001-
Non Families$125,250$224,906

$145,435

Average Income

$250,001

Median Household Income

1.26%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)