Long Lake, IL Profile: Facts, Map & Data


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Long Lake, Illinois - Basic Facts

The Long Lake Census Designated Place had a population of 3,532 as of July 1, 2016. Long Lake ranks in the upper quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Illinois. See peer rankings below.

The primary coordinate point for Long Lake is located at latitude 42.3721 and longitude -88.1273 in Lake County. The formal boundaries for the Long Lake Census Designated Place (see map below) encompass a land area of 1.03 sq. miles and a water area of 0.6 sq. miles. Lake County is in the Central time zone (GMT -6). The elevation is 751 feet.

The Long Lake Census Designated Place (GNIS ID: 2393107) has a U1 Census Class Code which indicates a census designated place with an official federally recognized name. It also has a Functional Status Code of "S" which identifies a statistical entity.

The Long Lake Census Designated Place is located within Township of Grant, a minor civil division (MCD) of Lake County.

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

Neighborhood Data

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Long Lake Census Designated Place, IL Boundary Map

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Boundary Maps: Township of Grant | Lake County | Illinois Counties

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Long Lake, IL Data & Demographics (As of July 1, 2016)


Total Population 3,532
Population in Households 3,532
Population in Familes 2,852
Population in Group Qrtrs 0
Population Density1 3,437
Diversity Index2 61


Total Households 1,207
Average Household Size 2.93
Family Households 805
Average Family Size 4


Total Housing Units 1,353 (100%)
Owner Occupied HU 924 (68.3%)
Renter Occupied HU 283 (20.9%)
Vacant Housing Units 146 (10.8%)
Median Home Value $144,859
Average Home Value $207,270


Median Household Income $52,948
Average Household Income $63,847
Per Capita Income $23,875
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.08% 0.07%
Households 0.23% 0.13%
Families -1.22% 0.05%
Median Household Income   1.26%
Per Capita Income   1.43%
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.

Long Lake, IL - Peer Comparisons by Rank and Percentile

The table below compares Long Lake to the other 1,368 incorporated cities, towns and CDPs in Illinois 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 # 409 70th
Population Density1 # 114 92nd
Diversity Index2 # 101 93rd
Median Household Income # 659 52nd
Per Capita Income # 888 35th

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