Also See: Illiopolis, IL ZIP Codes & ZIP Code Maps
The Village of Illiopolis had a population of 838 as of July 1, 2020. Illiopolis ranks in the upper quartile for Population Density and the lower 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 Illiopolis is located at latitude 39.8537 and longitude -89.242 in Sangamon County. The formal boundaries for the Village of Illiopolis encompass a land area of 0.46 sq. miles and a water area of 0 sq. miles. Sangamon County is in the Central time zone (GMT -6). The elevation is 604 feet.
The Village of Illiopolis (GNIS ID: 2398568) 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.
Alternate Unofficial Names for Illiopolis: Wilson.
|Total Population||838 (100%)|
|Population in Households||838 (100.0%)|
|Population in Families||705 (84.1%)|
|Population in Group Quarters1||0|
|Median Household Income||$59,616|
|Average Household Income||$69,428|
|% of Income for Mortgage4||6%|
|Per Capita Income||$27,428|
|Total HU (Housing Units)||389 (100%)|
|Owner Occupied HU||239 (61.4%)|
|Renter Occupied HU||86 (22.1%)|
|Vacant Housing Units||65 (16.7%)|
|Median Home Value||$89,387|
|Average Home Value||$112,238|
|Housing Affordability Index3||339|
|Average Household Size||2.59|
|Average Family Size||3|
GROWTH RATE / YEAR
|Median Household Income||2.52%|
|Per Capita Income||2.45%|
|Owner Occupied HU||-0.94%|
The table below compares Illiopolis 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.
|Total Population||# 753||45th|
|Population Density||# 285||79th|
|Median Household Income||# 607||56th|
|Housing Affordability Index||# 1199||88th|
|Per Capita Income||# 843||38th|
|Diversity Index||# 1173||14th|
Additional comparisons and rankings can be made with a VERY EASY TO USE Illinois Census Data Comparison Tool.