Seneca, IL Profile: Facts, Map & Data

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Seneca, Illinois - Basic Facts

The Village of Seneca had a population of 2,460 as of July 1, 2016. Seneca 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 Seneca is located at latitude 41.2866 and longitude -88.6278 in LaSalle County. The formal boundaries for the Village of Seneca (see map below) encompass a land area of 6.56 sq. miles and a water area of 0.43 sq. miles. LaSalle County is in the Central time zone (GMT -6). The elevation is 509 feet.

The Village of Seneca (GNIS ID: ) has a P1 Census Class Code which indicates populated place that is also an incorporated place with the same name and the same census code. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

The Village of Seneca is located within Township of Brookfield, a minor civil division (MCD) of LaSalle County.

Beneath the boundary map are tables with Seneca population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2016.

Alternate Unofficial Names for Seneca: Crotty.


Neighborhood Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting certain data.

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Village of Seneca, IL Boundary Map



Also See: BIG Map | Driving Directions | IL Congressional Districts
Boundary Maps: Township of Brookfield | LaSalle County | Illinois Counties

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Seneca, IL Data & Demographics (As of July 1, 2016)

POPULATION

Total Population 2,460
Population in Households 2,460
Population in Familes 2,080
Population in Group Qrtrs 0
Population Density1 375
Diversity Index2 17
 

HOUSEHOLDS

Total Households 902
Average Household Size 2.73
Family Households 646
Average Family Size 3

HOUSING

Total Housing Units 959 (100%)
Owner Occupied HU 725 (75.6%)
Renter Occupied HU 177 (18.5%)
Vacant Housing Units 57 ( 5.9%)
Median Home Value $178,625
Average Home Value $213,658
 

INCOME

Median Household Income $64,081
Average Household Income $74,193
Per Capita Income $27,558
  (Compound Annual Growth Rates)

GROWTH RATES

2010-2015 2015-2020
Population 0.62% 0.16%
Households 0.64% 0.15%
Families 0.56% 0.03%
Median Household Income   2.15%
Per Capita Income   1.91%
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.

Seneca, IL - Peer Comparisons by Rank and Percentile

The table below compares Seneca to the other 1,368 incorporated cities, towns and CDPs in Illinois by rank and percentile using July 1, 2016 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 # 470 66th
Population Density1 # 1160 15th
Diversity Index2 # 554 60th
Median Household Income # 309 77th
Per Capita Income # 514 63rd

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