Amboy, IL Profile: Facts, Map & Data


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Amboy, Illinois - Basic Facts

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The City of Amboy had a population of 2,377 as of July 1, 2017. Amboy 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 Amboy is located at latitude 41.729 and longitude -89.3677 in Lee County. The formal boundaries for the City of Amboy (see map below) encompass a land area of 6.29 sq. miles and a water area of 0 sq. miles. Lee County is in the Central time zone (GMT -6). The elevation is 745 feet.

The City of Amboy (GNIS ID: 2393944) 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 City of Amboy is located within Township of Amboy, a minor civil division (MCD) of Lee County.

Beneath the boundary map are tables with Amboy 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 Amboy: Ompoge.

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City of Amboy, IL Boundary Map

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Boundary Maps: Township of Amboy | Lee County | Illinois Counties

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


Total Population 2,377
Daytime Population: Workers 812
Daytime Population: Residents 1,159
Total Daytime Population (TDP) 1,971
Ratio TDP/Total Population1 0.83
Population in Households 2,302
Population in Familes 1,800
Population in Group Qrtrs 75
Population Density2 378
Diversity Index3 15


Median Household Income $41,651
Average Household Income $59,002
Per Capita Income $23,896


Total Housing Units 1,101 (100%)
Owner Occupied HU 659 (59.9%)
Renter Occupied HU 280 (25.4%)
Vacant Housing Units 161 (14.6%)
Median Home Value $112,158
Average Home Value $147,572


Total Households 940
Average Household Size 2.45
Family Households 588
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 -0.69% -0.79%
Households -0.62% -0.76%
Families -0.88% -0.83%
Median Household Income   1.95%
Per Capita Income   3.63%

Amboy, IL - Peer Comparisons by Rank and Percentile

The table below compares Amboy 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 # 475 65th
Population Density # 1151 16th
Diversity Index # 622 55th
Median Household Income # 1124 18th
Per Capita Income # 965 30th

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

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