Spring Bay, IL Profile: Facts, Map & Data


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Spring Bay, Illinois - Basic Facts

The Village of Spring Bay had a population of 443 as of July 1, 2017.

The primary coordinate point for Spring Bay is located at latitude 40.8173 and longitude -89.5319 in Woodford County. The formal boundaries for the Village of Spring Bay (see map below) encompass a land area of 0.75 sq. miles and a water area of 0.16 sq. miles. Woodford County is in the Central time zone (GMT -6). The elevation is 469 feet.

The Village of Spring Bay (GNIS ID: 2399875) 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 Spring Bay is located within Township of Spring Bay, a minor civil division (MCD) of Woodford County.

Beneath the boundary map are tables with Spring Bay population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2017.

Alternate Unofficial Names for Spring Bay: Springbay, Tazewell.

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Village of Spring Bay, IL Boundary Map

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Boundary Maps: Township of Spring Bay | Woodford County | Illinois Counties

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Spring Bay, IL Data & Demographics (As of July 1, 2017)


Total Population 443
Daytime Population: Workers 78
Daytime Population: Residents 261
Total Daytime Population (TDP) 339
Ratio TDP/Total Population1 0.77
Population in Households 443
Population in Familes 375
Population in Group Qrtrs 0
Population Density2 594
Diversity Index3 11


Median Household Income $77,105
Average Household Income $96,553
Per Capita Income $38,909


Total Housing Units 212 (100%)
Owner Occupied HU 154 (72.6%)
Renter Occupied HU 30 (14.2%)
Vacant Housing Units 27 (12.7%)
Median Home Value $121,939
Average Home Value $145,261


Total Households 185
Average Household Size 2.39
Family Households 136
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. 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 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.


2010-2017 2017-2022
Population -0.43% -0.27%
Households -0.37% -0.22%
Families 0.62% -0.3%
Median Household Income   4.35%
Per Capita Income   3.31%

Spring Bay, IL - Peer Comparisons by Rank and Percentile

The table below compares Spring Bay to the other 1,368 incorporated cities, towns and CDPs in Illinois by rank and percentile using July 1, 2017 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 # 982 28th
Population Density # 1013 26th
Diversity Index # 793 43rd
Median Household Income # 195 86th
Per Capita Income # 142 90th

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

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