Ranking of Iowa Cities and Places By Percentage of Population with American Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 140.16K people in Iowa with American ancestry (4.41% of Iowa population). Among all Iowa cities and places with a population of at least 10K, Oskaloosa city had the highest percentage of its population with American ancestry (6.47%), followed by Burlington city (6.44%), and Grimes city (6.31%).

The chart and table below shows the top 10 cities with high percentage of its population having American ancestry.

You can see similar information for other states and for other ancestry groups in Iowa.

Data Source: US Census Bureau.
Ranking of Iowa Cities and Places By Percentage of Population with American Ancestry in 2021
Oskaloosa city
Burlington city
Grimes city
Ottumwa city
Spencer city
Council Bluffs city
Newton city
Altoona city
Indianola city
Waterloo city
Ranking of Iowa Cities and Places By Percentage of Population with American Ancestry in 2021
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Rank Ciy or Place Percentage of Pop. (%)
1 Oskaloosa city 6.47
2 Burlington city 6.44
3 Grimes city 6.31
4 Ottumwa city 6.19
5 Spencer city 6.01
6 Council Bluffs city 5.83
7 Newton city 5.11
8 Altoona city 5.00
9 Indianola city 4.88
10 Waterloo city 4.83
11 Carroll city 4.48
12 Dubuque city 4.36
13 Le Mars city 4.34
14 West Des Moines city 4.18
15 Cedar Falls city 4.15
16 Clinton city 4.08
17 Sioux City city 4.07
18 Marshalltown city 3.87
19 Boone city 3.86
20 Pella city 3.85
21 Pleasant Hill city 3.68
22 Fort Dodge city 3.64
23 Cedar Rapids city 3.59
24 Urbandale city 3.52
25 Davenport city 3.43
25 Marion city 3.43
26 Waverly city 3.37
27 Clive city 3.35
28 Bettendorf city 3.33
29 Johnston city 3.30
30 Muscatine city 3.18
31 Des Moines city 3.14
31 Iowa City city 3.14
32 Mason City city 3.08
33 Fort Madison city 3.01
34 Ankeny city 2.97
35 Coralville city 2.76
36 North Liberty city 2.56
37 Waukee city 2.40
38 Ames city 2.11
39 Norwalk city 1.57
40 Storm Lake city 1.42