Sioux City, Iowa Population 2018

Sioux City, Iowa's estimated population is 82,514 according to the most recent United States census estimates. Sioux City, Iowa is the 4th largest city in Iowa based on official 2017 estimates from the US Census Bureau.

The population density is 1411.77 people/mi² (545.09 people/km²), with a household density of 221.08 people/km² (572.59 people/mi²).

The overall median age is 34.2 years, 33.1 years for males, and 35.6 years for females. For every 100 females there are 97.7 males.

Based on data from the American Community Survey, in 2017 there were 33,466 households in the city, with an average size of 2.57 people per household. The vacancy rate was 7.1%, with a median rent of $689/month. The median house has 5.6 rooms, and has a value of $98,700.

The median income for households in Sioux City, Iowa is $46,028, while the mean household income is $60,236. The per capita income is $23,573, and 11.4% of families and 15% of individuals are below the federal poverty line. 20.4% of those under 18 are in poverty, and 8.1% of those 65 years or older.

Year Population Growth Growth Rate
201782,514-245-0.30%
201682,7591320.16%
201582,6271780.22%
201482,449-77-0.09%
201382,526-130-0.16%
201282,656-353-0.43%
201183,0091870.23%
201082,822-2,191-2.58%
200085,0134,5085.60%
199080,505-1,498-1.83%
198082,003-3,922-4.56%
197085,925-3,234-3.63%
196089,1595,1686.15%
195083,9911,6271.98%
194082,3643,1814.02%
193079,1837,95611.17%
192071,22723,39948.92%
191047,82814,71744.45%
190033,111-4,695-12.42%
189037,80630,440413.25%
18807,3663,965116.58%
18703,4010.00%

Population by Race

Race Population
White69,363
Some Other Race3,370
Black or African American3,119
Two or More Races2,696
Asian2,612
American Indian and Alaska Native1,373
Native Hawaiian and Other Pacific Islander133

Race Data via US Census (2016 ACS 5-Year Survey)

Sioux City Ia Population Pyramid 2018

0k0k0k0k0k Male Population0k0k0k0k0k Female Population757065605550454035302520151050

Sioux City Ia Median Age

34.2


Total

33.1


Male

35.6


Female

Lancaster Adults

There are 61,225 adults in Sioux City Ia.

Sioux City Ia Age Dependency

63.9

Age Dependency Ratio

21.7

Old Age Dependency Ratio

42.2

Child Dependency Ratio

Sioux City Ia Housing Indicators

Indicator Value
Median Number of Rooms (per House)
5.6
Houses Without Mortgage
8,089
Houses With Mortgage
11,819
Vacancy Rate
7.1
Median Rent
689
Median Home Value
98,700
Renter-Occupied Units
11,183
Owner-Occupied Units
19,908
Total Housing Units
33,466

This chart shows the employment and labor force participation rates in Sioux City Ia for residents over 16 years of age. The 2015 unemployment rate is 3.8% and the labor force participation rate is 69.3%.

Sioux City Ia Family/Household Indicators

Indicator Value
Average Household Size
2.57
Average Family Size
3.15
Total Households
31091
Married Couple Households
13509
Male Householder (no wife) Families
1970
Female Householder (no husband) Families
4693
Non Family Households
10919
Total Families
20172
Households With Own Children
9766
Unmarried Partner Households (Opposite Sex)
8.1
Unmarried Partner Households (Same Sex)
0.3

Sioux City Ia Income Distribution

Indicator Value
Under $10,000
2,224
$10,000 to $14,999
1,667
$15,000 to $24,999
3,757
$25,000 to $34,999
4,365
$35,000 to $49,999
4,676
$50,000 to $74,999
6,168
$75,000 to $99,999
4,072
$100,000 to $149,999
2,836
$150,000 to $199,999
668
Over $200,000
658

Sioux City Ia Household Income

Income

Median

Mean

Sioux City Ia

Iowa

$46,028

$54,570

$60,236

$70,708

Under 10k10k - 15k15k - 25k25k - 35k35k - 50k50k - 75k75k - 100k100k - 150k150k - 200kOver 200k00.050.10.150.2

Sioux City Ia Education Data

Sioux City Ia Educational Attainment (over 25)

Indicator Value Percentage
Less Than 9th Grade
3,6086.92%
9th to 12th Grade
4,8429.28%
High School Graduate
17,88734.28%
Some College
10,74620.60%
Associates Degree
4,2078.06%
Bachelors Degree
7,28513.96%
Graduate Degree
3,5976.89%