Long Grove, IL Profile: Facts & Data


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Long Grove, Illinois - Basic Facts

The Village of Long Grove had a population of 8,147 as of July 1, 2018. Long Grove ranks in the upper quartile for 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 Grove is located at latitude 42.195 and longitude -88.0109 in Lake County. The formal boundaries for the Village of Long Grove (see map below) encompass a land area of 12.46 sq. miles and a water area of 0.23 sq. miles. Lake County is in the Central time zone (GMT -6). The elevation is 732 feet.

The Village of Long Grove (GNIS ID: 2398471) has a C1 Census Class Code which indicates an active incorporated place that does not serve as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

The Village of Long Grove is located within Township of Ela, a minor civil division (MCD) of Lake County.

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  1. Long Grove 2018 Demographic Data
  2. Growth Rates for Long Grove (Historical & 5-Year Forecast)
  3. Peer Comparisons (Rank and Percentile)
  1. Neighborhoods Demographics (Home Values, Household Income, etc.)
  2. Illinois Research Tools (Easy Tools & Current Data)
  3. Illinois Data Comparison Tool - 2018 Demographics

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Boundary Maps, Demographic Data, School Zones Review maps and data for the neighborhood, city, county, ZIP Code, and school zone. July 1, 2018, data includes home values, household income, percentage of homes owned, rented or vacant, etc.


Long Grove, IL Data & Demographics (As of July 1, 2018)


Total Population 8,147
Population in Households 7,951
Population in Familes 7,554
Population in Group Qrtrs 196
Population Density2 654
Diversity Index3 42


Median Household Income $183,914
Average Household Income $242,142
Per Capita Income $78,334


Total Housing Units 2,693 (100%)
Owner Occupied HU 2,363 (87.7%)
Renter Occupied HU 203 ( 7.5%)
Vacant Housing Units 127 ( 4.7%)
Median Home Value $702,961
Average Home Value $798,793


Total Households 2,566
Average Household Size 3.1
Family Households 2,288
Average Family Size 3
  1. Demographics are point estimates for July 1st of the current year and each for the forecast years. See References for more information.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood 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.


2010-2018 2018-2023
Population 0.16% 0.21%
Households 0.39% 0.29%
Families 0.17% 0.26%
Median Household Income   0.67%
Per Capita Income   1.27%

Long Grove, IL - Peer Comparisons by Rank and Percentile

The table below compares Long Grove to the other 1,368 incorporated cities, towns and CDPs in Illinois by rank and percentile using July 1, 2018 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 # 255 81st
Population Density # 975 29th
Diversity Index # 240 83rd
Median Household Income # 6 100th
Per Capita Income # 12 99th

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

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