Forreston, IL Profile: Facts, Map & Data


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Forreston, Illinois - Basic Facts

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The Village of Forreston had a population of 1,431 as of July 1, 2018.

The primary coordinate point for Forreston is located at latitude 42.1265 and longitude -89.5782 in Ogle County. The formal boundaries for the Village of Forreston (see map below) encompass a land area of 0.9 sq. miles and a water area of 0 sq. miles. Ogle County is in the Central time zone (GMT -6). The elevation is 938 feet.

The Village of Forreston (GNIS ID: 2398900) 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 Forreston is located within Township of Forreston, a minor civil division (MCD) of Ogle County.

Beneath the boundary map are tables with Forreston population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2018.

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Village of Forreston, IL Boundary Map

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Boundary Maps: Township of Forreston | Ogle County | Illinois Counties

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


Total Population 1,431
Population in Households 1,431
Population in Familes 1,184
Population in Group Qrtrs 0
Population Density2 1,585
Diversity Index3 11


Median Household Income $53,267
Average Household Income $62,726
Per Capita Income $25,353


Total Housing Units 652 (100%)
Owner Occupied HU 473 (72.5%)
Renter Occupied HU 111 (17.0%)
Vacant Housing Units 68 (10.4%)
Median Home Value $128,696
Average Home Value $159,481


Total Households 584
Average Household Size 2.45
Family Households 409
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 -0.13% -0.49%
Households 0.13% -0.31%
Families 0.39% -0.44%
Median Household Income   3.33%
Per Capita Income   3.91%

Forreston, IL - Peer Comparisons by Rank and Percentile

The table below compares Forreston 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 # 593 57th
Population Density # 421 69th
Diversity Index # 775 43rd
Median Household Income # 744 46th
Per Capita Income # 901 34th

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

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