The City of Ottawa had a population of 18,391 as of July 1, 2018.
The primary coordinate point for Ottawa is located at latitude 41.3456 and longitude -88.8426 in LaSalle County. The formal boundaries for the City of Ottawa (see map below) encompass a land area of 11.95 sq. miles and a water area of 0.8 sq. miles. LaSalle County is in the Central time zone (GMT -6). The elevation is 482 feet.
The City of Ottawa (GNIS ID: 2396106) 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.
Alternate Unofficial Names for Ottawa: Ottowa, South Ottawa.
|Population in Households||17,827|
|Population in Familes||14,042|
|Population in Group Qrtrs||564|
|Median Household Income||$52,923|
|Average Household Income||$68,525|
|Per Capita Income||$29,003|
|Total Housing Units||8,499 (100%)|
|Owner Occupied HU||4,908 (57.7%)|
|Renter Occupied HU||2,735 (32.2%)|
|Vacant Housing Units||856 (10.1%)|
|Median Home Value||$145,775|
|Average Home Value||$170,915|
|Average Household Size||2.33|
|Average Family Size||3|
GROWTH RATE / YEAR
|Median Household Income||2.81%|
|Per Capita Income||3.05%|
The table below compares Ottawa to the other 1,368 incorporated cities, towns and CDPs in Illinois by rank and percentile using July 1, 2018 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.
|Total Population||# 138||90th|
|Population Density||# 446||67th|
|Diversity Index||# 356||74th|
|Median Household Income||# 756||45th|
|Per Capita Income||# 573||58th|
Additional comparisons and rankings can be made with a VERY EASY TO USE Illinois Census Data Comparison Tool.