Topeka, IL Profile: Facts & Data


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Topeka, Illinois - Basic Facts

The Village of Topeka had a population of 75 as of July 1, 2020. Topeka 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 Topeka is located at latitude 40.3303 and longitude -89.9312 in Mason County. The formal boundaries for the Village of Topeka encompass a land area of 0.14 sq. miles and a water area of 0 sq. miles. Mason County is in the Central time zone (GMT -6). The elevation is 472 feet.

The Village of Topeka (GNIS ID: 2399995) 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 Topeka is located within Township of Quiver, a minor civil division (MCD) of Mason County.


Topeka, IL Data & Demographics (As of July 1, 2020)


Total Population 75 (100%)
Population in Households 75 (100.0%)
Population in Families 58 (77.3%)
Population in Group Quarters1 0
Population Density 548
Diversity Index2 10


Median Household Income $42,150
Average Household Income $57,937
% of Income for Mortgage4 0%
Per Capita Income $25,144
Wealth Index5 55


Total HU (Housing Units) 47 (100%)
Owner Occupied HU 27 (57.4%)
Renter Occupied HU 7 (14.9%)
Vacant Housing Units 13 (27.7%)
Median Home Value $87,500
Average Home Value $115,385
Housing Affordability Index3 0


Total Households 34
Average Household Size 2.21
Family Households 22
Average Family Size 3
  1. Group Quarters - a place where people live or stay in a group living arrangement. Includes college residents halls, nursing facilities, military barracks, and correctional facilities.
  2. 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 races 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.
  3. The Housing Affordability Index base is 100 and represents a balance point where a resident with a median household income can normally qualify to purchase a median price home. Values above 100 indicate increased affordability, while values below 100 indicate decreased affordability.
  4. The % of Income for Mortgage quantifies the percentage of median household income dedicated to mortgage payments on a home priced at the median value (assuming a 30-year mortgage and a 20% down payment).
  5. The Wealth Index is based on a number of indicators of affluence including average household income and average net worth, but it also includes the value of material possessions and resources. It represents the wealth of the area relative to the national level. Values above or below 100 represent above-average wealth or below-average wealth compared to the national level.


2010-2020 2020-2025
Population -0.13% -0.54%
Households 0.0% 0.0%
Families -1.62% 0.0%
Median Household Income   0.0%
Per Capita Income   0.86%
Owner Occupied HU   -0.75%


Topeka, IL - Peer Comparisons by Rank and Percentile

The table below compares Topeka to the other 1,369 incorporated cities, towns and CDPs in Illinois by rank and percentile using July 1, 2020 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 # 1339 2nd
Population Density # 1046 24th
Median Household Income # 1210 12th
Housing Affordability Index # 95 7th
Per Capita Income # 1038 24th
Diversity Index # 879 36th

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

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