Waterloo, Iowa Population 2018

Waterloo, Iowa's estimated population is 67,587 according to the most recent United States census estimates. Waterloo, Iowa is the 6th largest city in Iowa based on official 2017 estimates from the US Census Bureau.

The population density is 1100.71 people/mi² (424.98 people/km²), with a household density of 196.39 people/km² (508.65 people/mi²).

The overall median age is 36.5 years, 35.2 years for males, and 37.8 years for females. For every 100 females there are 97.1 males.

Based on data from the American Community Survey, in 2017 there were 31,233 households in the city, with an average size of 2.35 people per household. The vacancy rate was 8.4%, with a median rent of $685/month. The median house has 5.2 rooms, and has a value of $106,800.

The median income for households in Waterloo, Iowa is $44,146, while the mean household income is $55,703. The per capita income is $24,170, and 12.7% of families and 16.8% of individuals are below the federal poverty line. 23.3% of those under 18 are in poverty, and 7.6% of those 65 years or older.

Year Population Growth Growth Rate
201767,587-281-0.41%
201667,868-509-0.74%
201568,377-60-0.09%
201468,437-88-0.13%
201368,5251290.19%
201268,396-3-0.00%
201168,39920.00%
201068,397-350-0.51%
200068,7472,2803.43%
199066,467-9,518-12.53%
198075,9854520.60%
197075,5333,7785.27%
196071,7556,55710.06%
195065,19813,45526.00%
194051,7435,55212.02%
193046,1919,96127.49%
192036,2309,53735.73%
191026,69314,113112.19%
190012,5805,90688.49%
18906,6741,04418.54%
18805,6301,29329.81%
18704,3370.00%

Population by Race

Race Population
White52,104
Black or African American10,744
Two or More Races1,969
Some Other Race1,670
Asian1,346
American Indian and Alaska Native270
Native Hawaiian and Other Pacific Islander254

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

Waterloo Ia Population Pyramid 2018

0k0k0k0k0k Male Population0k0k0k0k0k Female Population757065605550454035302520151050

Waterloo Ia Median Age

36.5


Total

35.2


Male

37.8


Female

Lancaster Adults

There are 51,569 adults in Waterloo Ia.

Waterloo Ia Age Dependency

63.2

Age Dependency Ratio

24.5

Old Age Dependency Ratio

38.7

Child Dependency Ratio

Waterloo Ia Housing Indicators

Indicator Value
Median Number of Rooms (per House)
5.2
Houses Without Mortgage
6,619
Houses With Mortgage
11,445
Vacancy Rate
8.4
Median Rent
685
Median Home Value
106,800
Renter-Occupied Units
10,542
Owner-Occupied Units
18,064
Total Housing Units
31,233

This chart shows the employment and labor force participation rates in Waterloo Ia for residents over 16 years of age. The 2015 unemployment rate is 5.5% and the labor force participation rate is 66.1%.

Waterloo Ia Family/Household Indicators

Indicator Value
Average Household Size
2.35
Average Family Size
3.09
Total Households
28606
Married Couple Households
11441
Male Householder (no wife) Families
1062
Female Householder (no husband) Families
3993
Non Family Households
12110
Total Families
16496
Households With Own Children
7300
Unmarried Partner Households (Opposite Sex)
7.2
Unmarried Partner Households (Same Sex)
0.3

Waterloo Ia Income Distribution

Indicator Value
Under $10,000
2,829
$10,000 to $14,999
1,535
$15,000 to $24,999
3,340
$25,000 to $34,999
3,847
$35,000 to $49,999
4,313
$50,000 to $74,999
6,019
$75,000 to $99,999
3,320
$100,000 to $149,999
2,376
$150,000 to $199,999
553
Over $200,000
474

Waterloo Ia Household Income

Income

Median

Mean

Waterloo Ia

Iowa

$44,146

$54,570

$55,703

$70,708

Under 10k10k - 15k15k - 25k25k - 35k35k - 50k50k - 75k75k - 100k100k - 150k150k - 200kOver 200k00.0550.110.1650.22

Waterloo Ia Education Data

Waterloo Ia Educational Attainment (over 25)

Indicator Value Percentage
Less Than 9th Grade
1,9284.26%
9th to 12th Grade
3,7098.20%
High School Graduate
15,64934.61%
Some College
9,21320.38%
Associates Degree
4,76010.53%
Bachelors Degree
6,99815.48%
Graduate Degree
2,9566.54%