Prairie Grove, IL Profile: Facts, Map & Data


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Prairie Grove, Illinois - Basic Facts

The Village of Prairie Grove had a population of 1,918 as of July 1, 2017. Prairie Grove ranks in the lower quartile for Population Density when compared to the other cities, towns and Census Designated Places (CDPs) in Illinois. See peer rankings below.

The primary coordinate point for Prairie Grove is located at latitude 42.2739 and longitude -88.2699 in McHenry County. The formal boundaries for the Village of Prairie Grove (see map below) encompass a land area of 5.7 sq. miles and a water area of 0 sq. miles. McHenry County is in the Central time zone (GMT -6). The elevation is 758 feet.

The Village of Prairie Grove (GNIS ID: 2399020) 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 Prairie Grove is located within Township of Nunda, a minor civil division (MCD) of McHenry County.

Beneath the boundary map are tables with Prairie Grove population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2017.

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Village of Prairie Grove, IL Boundary Map

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Boundary Maps: Township of Nunda | McHenry County | Illinois Counties

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Prairie Grove, IL Data & Demographics (As of July 1, 2017)


Total Population 1,918
Daytime Population: Workers 1,254
Daytime Population: Residents 944
Total Daytime Population (TDP) 2,198
Ratio TDP/Total Population1 1.15
Population in Households 1,911
Population in Familes 1,675
Population in Group Qrtrs 7
Population Density2 337
Diversity Index3 23


Median Household Income $98,634
Average Household Income $125,337
Per Capita Income $45,608


Total Housing Units 684 (100%)
Owner Occupied HU 520 (76.0%)
Renter Occupied HU 123 (18.0%)
Vacant Housing Units 40 ( 5.8%)
Median Home Value $291,525
Average Home Value $356,058


Total Households 644
Average Household Size 2.97
Family Households 478
Average Family Size 4
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  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.


2010-2017 2017-2022
Population 0.1% 0.06%
Households 0.26% 0.12%
Families -1.29% 0.0%
Median Household Income   1.52%
Per Capita Income   2.19%

Prairie Grove, IL - Peer Comparisons by Rank and Percentile

The table below compares Prairie Grove to the other 1,368 incorporated cities, towns and CDPs in Illinois by rank and percentile using July 1, 2017 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 # 521 62nd
Population Density # 1174 14th
Diversity Index # 436 68th
Median Household Income # 83 94th
Per Capita Income # 76 95th

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

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