Fairmont, IL Profile: Facts, Map & Data


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Fairmont, Illinois - Basic Facts

The Fairmont Census Designated Place had a population of 2,297 as of July 1, 2017. Fairmont ranks in the upper quartile for Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Illinois. See peer rankings below.

The primary coordinate point for Fairmont is located at latitude 41.5613 and longitude -88.0588 in Will County. The formal boundaries for the Fairmont Census Designated Place (see map below) encompass a land area of 1.37 sq. miles and a water area of 0 sq. miles. Will County is in the Central time zone (GMT -6). The elevation is 633 feet.

The Fairmont Census Designated Place (GNIS ID: 2392995) 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 Fairmont Census Designated Place is located within Township of Lockport, a minor civil division (MCD) of Will County.

Beneath the boundary map are tables with Fairmont 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

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Fairmont Census Designated Place, IL Boundary Map

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Boundary Maps: Township of Lockport | Will County | Illinois Counties

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


Total Population 2,297
Daytime Population: Workers 380
Daytime Population: Residents 1,253
Total Daytime Population (TDP) 1,633
Ratio TDP/Total Population1 0.71
Population in Households 2,193
Population in Familes 1,820
Population in Group Qrtrs 104
Population Density2 1,675
Diversity Index3 78


Median Household Income $53,349
Average Household Income $64,811
Per Capita Income $23,415


Total Housing Units 948 (100%)
Owner Occupied HU 502 (53.0%)
Renter Occupied HU 289 (30.5%)
Vacant Housing Units 157 (16.6%)
Median Home Value $103,500
Average Home Value $125,996


Total Households 791
Average Household Size 2.77
Family Households 544
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 -0.94% -0.49%
Households -0.86% -0.46%
Families -1.14% -0.6%
Median Household Income   0.52%
Per Capita Income   1.96%

Fairmont, IL - Peer Comparisons by Rank and Percentile

The table below compares Fairmont 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 # 483 65th
Population Density # 396 71st
Diversity Index # 29 98th
Median Household Income # 676 51st
Per Capita Income # 1017 26th

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

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