Mountain Lakes, NJ Profile: Facts, Map & Data


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Mountain Lakes, New Jersey - Basic Facts

The Borough of Mountain Lakes had a population of 4,321 as of July 1, 2016.

The primary coordinate point for Mountain Lakes is located at latitude 40.8914 and longitude -74.4411 in Morris County. The formal boundaries for the Borough of Mountain Lakes (see map below) encompass a land area of 2.62 sq. miles and a water area of 0.27 sq. miles. Morris County is in the Eastern time zone (GMT -5). The elevation is 489 feet.

The Borough of Mountain Lakes (GNIS ID: 885310) has a C5 Census Class Code which indicates an active incorporated place that is independent of any county subdivision and serves as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

Beneath the boundary map are tables with Mountain Lakes population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2016.

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Borough of Mountain Lakes, NJ Boundary Map

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Mountain Lakes, NJ Data & Demographics (As of July 1, 2016)


Total Population 4,321
Population in Households 4,321
Population in Familes 4,083
Population in Group Qrtrs 0
Population Density1 1,652
Diversity Index2 28


Total Households 1,362
Average Household Size 3.17
Family Households 1,185
Average Family Size 3


Total Housing Units 1,417 (100%)
Owner Occupied HU 1,291 (91.1%)
Renter Occupied HU 71 ( 5.0%)
Vacant Housing Units 55 ( 3.9%)
Median Home Value $906,400
Average Home Value $917,332


Median Household Income $178,413
Average Household Income $249,500
Per Capita Income $78,644
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.61% 0.5%
Households 0.59% 0.48%
Families 0.56% 0.47%
Median Household Income   1.6%
Per Capita Income   1.54%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.

Mountain Lakes, NJ - Peer Comparisons by Rank and Percentile

The table below compares Mountain Lakes to the other 545 incorporated cities, towns and CDPs in New Jersey by rank and percentile using July 1, 2016 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 289 47th
Population Density1 # 364 33rd
Diversity Index2 # 372 32nd
Median Household Income # 5 99th
Per Capita Income # 14 98th

Additional comparisons and rankings can be made with a VERY EASY TO USE New Jersey Census Data Comparison Tool.

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