Twin Grove, IL Profile: Facts, Map & Data


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Twin Grove, Illinois - Basic Facts

Real Estate Resources

The Twin Grove Census Designated Place had a population of 1,590 as of July 1, 2017. Twin 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 Twin Grove is located at latitude 40.4793 and longitude -89.1015 in McLean County. The formal boundaries for the Twin Grove Census Designated Place (see map below) encompass a land area of 3.97 sq. miles and a water area of 0 sq. miles. McLean County is in the Central time zone (GMT -6). The elevation is 820 feet.

The Twin Grove Census Designated Place (GNIS ID: 2628561) 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 Twin Grove Census Designated Place is located within Township of Dale, a minor civil division (MCD) of McLean County.

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

Neighborhood Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting certain data.


Twin Grove Census Designated Place, IL Boundary Map

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Boundary Maps: Township of Dale | McLean County | Illinois Counties

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


Total Population 1,590
Daytime Population: Workers 289
Daytime Population: Residents 752
Total Daytime Population (TDP) 1,041
Ratio TDP/Total Population1 0.65
Population in Households 1,590
Population in Familes 1,450
Population in Group Qrtrs 0
Population Density2 400
Diversity Index3 15


Median Household Income $107,438
Average Household Income $131,900
Per Capita Income $49,187


Total Housing Units 635 (100%)
Owner Occupied HU 587 (92.4%)
Renter Occupied HU 25 ( 3.9%)
Vacant Housing Units 22 ( 3.5%)
Median Home Value $216,016
Average Home Value $251,704


Total Households 613
Average Household Size 2.59
Family Households 511
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 0.23% 0.34%
Households 0.25% 0.32%
Families 0.25% 0.23%
Median Household Income   0.56%
Per Capita Income   1.6%

Twin Grove, IL - Peer Comparisons by Rank and Percentile

The table below compares Twin 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 # 568 59th
Population Density # 1136 17th
Diversity Index # 604 56th
Median Household Income # 52 96th
Per Capita Income # 56 96th

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

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