Lenzburg, IL Profile: Facts, Map & Data


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Lenzburg, Illinois - Basic Facts

The Village of Lenzburg is an incorporated place (Class Code P1) located in St. Clair County at latitude 38.2864 and longitude -89.8178. St. Clair County is in the Central time zone (GMT -6). The elevation is 443 feet.

The formal official name is the Village of Lenzburg, but most people and references simply refer to it as Lenzburg, Illinois.

The P1 Census Class Code for Lenzburg indicates a populated place that is also an incorporated place with the same name and the same census code. The Incorporated Place has a Functional Status Code "A" which identifies an active government providing primary general-purpose functions.

The formal boundaries for the Village of Lenzburg (see map below) encompass a land area of 1.15 sq. miles and a water area of 0.11 sq. miles.

Alternate Unofficial Names for Lenzburg: Lenzburgh.

Village of Lenzburg, IL Boundary Map


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Boundary Maps: Township of Lenzburg | St. Clair County | Illinois Counties

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Lenzburg, IL Data & Demographics (As of July 1, 2014)


Total Population 512
Population in Households 512
Population in Familes 431
Population in Group Qrtrs 0
Population Density1 431
Diversity Index2 7


Total Households 200
Average Household Size 2.56
Family Households 146
Average Family Size 3


Total Housing Units 229 (100%)
Owner Occupied HU 159 (69.4%)
Renter Occupied HU 41 (17.9%)
Vacant Housing Units 29 (12.7%)
Median Home Value $125,000
Average Home Value $145,938


Median Household Income $51,179
Average Household Income $56,841
Per Capita Income $22,758
  (Compound Annual Growth Rates)


2010-2014 2014-2019
Population -0.41% -0.27%
Households -0.12% -0.1%
Families 0.0% -0.28%
Median Household Income   1.22%
Per Capita Income   2.36%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood 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.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.


Lenzburg, IL - Peer Comparisons by Rank and Percentile

The table below compares Lenzburg to the other 1,367 incorporated cities, towns and CDPs in Illinois by rank and percentile using July 1, 2014 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 # 930 32nd
Population Density1 # 1123 18th
Diversity Index2 # 1009 27th
Median Household Income # 731 47th
Per Capita Income # 895 35th

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