Williamsfield, IL Profile: Facts, Map & Data


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Williamsfield, Illinois - Basic Facts

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The Village of Williamsfield had a population of 607 as of July 1, 2017. Williamsfield 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 Williamsfield is located at latitude 40.9266 and longitude -90.0182 in Knox County. The formal boundaries for the Village of Williamsfield (see map below) encompass a land area of 1.27 sq. miles and a water area of 0 sq. miles. Knox County is in the Central time zone (GMT -6). The elevation is 705 feet.

The Village of Williamsfield (GNIS ID: 2399695) 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 Williamsfield is located within Township of Truro, a minor civil division (MCD) of Knox County.

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

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Village of Williamsfield, IL Boundary Map

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Boundary Maps: Township of Truro | Knox County | Illinois Counties

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


Total Population 607
Daytime Population: Workers 226
Daytime Population: Residents 331
Total Daytime Population (TDP) 557
Ratio TDP/Total Population1 0.92
Population in Households 602
Population in Familes 510
Population in Group Qrtrs 5
Population Density2 478
Diversity Index3 11


Median Household Income $43,937
Average Household Income $56,316
Per Capita Income $22,644


Total Housing Units 259 (100%)
Owner Occupied HU 208 (80.3%)
Renter Occupied HU 39 (15.1%)
Vacant Housing Units 12 ( 4.6%)
Median Home Value $85,174
Average Home Value $103,349


Total Households 247
Average Household Size 2.44
Family Households 179
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 0.68% -0.03%
Households 0.69% 0.08%
Families 1.39% -0.11%
Median Household Income   1.49%
Per Capita Income   2.29%

Williamsfield, IL - Peer Comparisons by Rank and Percentile

The table below compares Williamsfield 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 # 868 37th
Population Density # 1099 20th
Diversity Index # 776 44th
Median Household Income # 1044 24th
Per Capita Income # 1089 20th

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

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