Troy Grove, IL Profile: Facts, Map & Data


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Troy Grove, Illinois - Basic Facts

The Village of Troy Grove had a population of 232 as of July 1, 2017. Troy 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 Troy Grove is located at latitude 41.4657 and longitude -89.0815 in LaSalle County. The formal boundaries for the Village of Troy Grove (see map below) encompass a land area of 0.69 sq. miles and a water area of 0 sq. miles. LaSalle County is in the Central time zone (GMT -6). The elevation is 673 feet.

The Village of Troy Grove (GNIS ID: 2400005) 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 Troy Grove is located within Township of Troy Grove, a minor civil division (MCD) of LaSalle County.

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

Alternate Unofficial Names for Troy Grove: Troygrove.

Neighborhood Data

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Village of Troy Grove, IL Boundary Map

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Boundary Maps: Township of Troy Grove | LaSalle County | Illinois Counties

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


Total Population 232
Daytime Population: Workers 86
Daytime Population: Residents 125
Total Daytime Population (TDP) 211
Ratio TDP/Total Population1 0.91
Population in Households 232
Population in Familes 199
Population in Group Qrtrs 0
Population Density2 338
Diversity Index3 26


Median Household Income $56,972
Average Household Income $76,064
Per Capita Income $29,046


Total Housing Units 105 (100%)
Owner Occupied HU 78 (74.3%)
Renter Occupied HU 18 (17.1%)
Vacant Housing Units 9 ( 8.6%)
Median Home Value $168,750
Average Home Value $303,289


Total Households 96
Average Household Size 2.42
Family Households 72
Average Family Size 3
  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 -1.03% -0.79%
Households -0.97% -0.85%
Families 0.59% -0.85%
Median Household Income   0.84%
Per Capita Income   3.36%

Troy Grove, IL - Peer Comparisons by Rank and Percentile

The table below compares Troy 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 # 1164 15th
Population Density # 1172 14th
Diversity Index # 403 71st
Median Household Income # 529 61st
Per Capita Income # 493 64th

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

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