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Twin Grove, IL Profile: Facts & Data

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The Twin Grove CDP⁽¹⁾ had a population of 1,458 as of 2020-2024 American Community Survey 5-Year Estimates. 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 40.4934 and longitude -89.0798 in McLean County. The formal boundaries for the Twin Grove Census Designated Place 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 Twin Grove Census Designated Place 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 Dry Grove, a minor civil division (MCD) of McLean County.

A Census Designated Place (CDP) is a statistical counterpart to a self-governing (incorporated) place such as a city, town, or village. A CDP is not a legal entity and has no governmental functions.

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Twin Grove Demographic Data
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Twin Grove, IL Data & Demographics

Source: 2020-2024 American Community Survey 5-Year Estimates

POPULATION
Total Population	1,458 (100%)
Population Density	368 per sq mi
Diversity Index¹	20


INCOME
Median Household Income	$116,250
Per Capita Income	$80,287
Median Home Value	$264,800

HOUSING
Total HU (Housing Units)	587 (100%)
Owner Occupied HU	542 (92.3%)
Renter Occupied HU	16 (2.7%)
Vacant Housing Units	29 (4.9%)

HOUSEHOLDS
Total Households	558
Average Household Size	2.61
Family Households	490 (87.8%)

NOTES

The Diversity Index estimates the likelihood that two persons chosen at random from the same area belong to different race or ethnic groups, based on five groups: Hispanic/Latino, Non-Hispanic White, Non-Hispanic Black, Non-Hispanic Asian, and Non-Hispanic Other/Multiracial. A value of 0 indicates the population belongs entirely to one group. Higher values indicate a more evenly mixed population. Calculated from U.S. Census Bureau ACS 5-year estimates (table B03002).

Twin Grove, IL - Peer Comparisons by Rank and Percentile

The table below compares Twin Grove to the other 1,461 incorporated cities, towns and CDPs in Illinois by rank and percentile using 2020-2024 American Community Survey 5-Year Estimates 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	# 593	59th
Population Density	# 1176	20th
Median Household Income	# 141	90th
Per Capita Income	# 43	97th
Diversity Index	# 697	52nd

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

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Twin Grove, IL Profile: Facts & Data

Twin Grove, Illinois - Basic Facts

Twin Grove, IL Data & Demographics

POPULATION

INCOME

HOUSING

HOUSEHOLDS

Twin Grove, IL - Peer Comparisons by Rank and Percentile

Twin Grove, IL - Most Popular Things to Do

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