Lacon, IL Profile: Facts, Map & Data


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Lacon, Illinois - Basic Facts

The City of Lacon had a population of 1,759 as of July 1, 2017.

The primary coordinate point for Lacon is located at latitude 41.0229 and longitude -89.4063 in Marshall County. The formal boundaries for the City of Lacon (see map below) encompass a land area of 1.6 sq. miles and a water area of 0.04 sq. miles. Marshall County is in the Central time zone (GMT -6). The elevation is 476 feet.

The City of Lacon (GNIS ID: 2395578) 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 City of Lacon is located within Township of Lacon, a minor civil division (MCD) of Marshall County.

Beneath the boundary map are tables with Lacon 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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City of Lacon, IL Boundary Map

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Boundary Maps: Township of Lacon | Marshall County | Illinois Counties

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


Total Population 1,759
Daytime Population: Workers 923
Daytime Population: Residents 949
Total Daytime Population (TDP) 1,872
Ratio TDP/Total Population1 1.06
Population in Households 1,668
Population in Familes 1,341
Population in Group Qrtrs 91
Population Density2 1,099
Diversity Index3 9


Median Household Income $57,267
Average Household Income $70,381
Per Capita Income $30,906


Total Housing Units 849 (100%)
Owner Occupied HU 572 (67.4%)
Renter Occupied HU 169 (19.9%)
Vacant Housing Units 108 (12.7%)
Median Home Value $99,135
Average Home Value $115,018


Total Households 741
Average Household Size 2.25
Family Households 492
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 -1.32% -1.12%
Households -1.32% -1.13%
Families -0.68% -1.25%
Median Household Income   2.72%
Per Capita Income   2.65%

Lacon, IL - Peer Comparisons by Rank and Percentile

The table below compares Lacon 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 # 541 61st
Population Density # 701 49th
Diversity Index # 910 33rd
Median Household Income # 520 62nd
Per Capita Income # 378 72nd

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

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