Heritage Lake, IL Profile: Facts & Data


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Heritage Lake, Illinois - Basic Facts

The Heritage Lake Census Designated Place had a population of 1,513 as of July 1, 2020.

The primary coordinate point for Heritage Lake is located at latitude 40.5475 and longitude -89.3258 in Tazewell County. The formal boundaries for the Heritage Lake Census Designated Place encompass a land area of 1.13 sq. miles and a water area of 0.12 sq. miles. Tazewell County is in the Central time zone (GMT -6). The elevation is 741 feet.

The Heritage Lake Census Designated Place (GNIS ID: 2629865) 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 Heritage Lake Census Designated Place is located within Township of Mackinaw, a minor civil division (MCD) of Tazewell County.


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


Total Population 1,513 (100%)
Population in Households 1,513 (100.0%)
Population in Families 1,380 (91.2%)
Population in Group Quarters1 0
Population Density 1,327
Diversity Index2 9


Median Household Income $88,847
Average Household Income $100,323
% of Income for Mortgage4 10%
Per Capita Income $35,501
Wealth Index5 112


Total HU (Housing Units) 524 (100%)
Owner Occupied HU 472 (90.1%)
Renter Occupied HU 39 ( 7.4%)
Vacant Housing Units 13 ( 2.5%)
Median Home Value $203,667
Average Home Value $211,915
Housing Affordability Index3 233


Total Households 511
Average Household Size 2.96
Family Households 431
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 -0.12% -0.37%
Households 0.06% -0.28%
Families -0.29% -0.33%
Median Household Income   1.58%
Per Capita Income   2.02%
Owner Occupied HU   -0.26%


Heritage Lake, IL - Peer Comparisons by Rank and Percentile

The table below compares Heritage Lake 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 # 579 58th
Population Density # 534 61st
Median Household Income # 155 89th
Housing Affordability Index # 658 48th
Per Capita Income # 315 77th
Diversity Index # 989 28th

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

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