Iowa's Largest Ethnic Groups

German-Americans are the dominant ethnic group in Iowa, with 38% of residents claiming German ancestry.

Rank	Ethnicity	2010 Iowa Population	As a Percent of Total Iowa Population
	Total Population	3,049,883	100.00%
1	German	1,157,591	37.96%
2	Irish	454,279	14.89%
3	English	283,350	9.29%
4	American	178,321	5.85%
5	Norwegian	172,674	5.66%
6	Dutch	138,337	4.54%
7	Mexican	120,592	3.95%
8	Swedish	96,025	3.15%
9	French, except Basque	76,562	2.51%
10	African-American*	72,909	2.39%
11	Italian	69,317	2.27%
12	Danish	63,138	2.07%
13	Czech	60,702	1.99%
14	Scottish	48,031	1.57%
15	Polish	38,630	1.27%
16	European	35,548	1.17%
17	Scotch-Irish	25,785	0.85%
18	Welsh	20,617	0.68%
19	Swiss	14,882	0.49%
20	African	12,595	0.41%
21	Russian	11,198	0.37%
22	Yugoslavian	10,827	0.35%
23	French Canadian	10,435	0.34%
24	Vietnamese	10,087	0.33%
25	Scandinavian	8,844	0.29%
26	Asian Indian	8,796	0.29%
27	Bangladeshi	8,796	0.29%
28	Chinese, except Taiwanese	7,925	0.26%
29	Greek	7,635	0.25%
30	British	7,595	0.25%
31	Belgian	7,265	0.24%
32	Korean	7,243	0.24%
33	Puerto Rican	6,396	0.21%
34	Austrian	5,910	0.19%
35	Laotian	5,901	0.19%
36	Czechoslovakian	5,619	0.18%
37	Luxemburger	5,340	0.18%
38	Guatemalan	5,313	0.17%
39	Salvadoran	4,648	0.15%
40	Pennsylvania German	4,378	0.14%
41	Canadian	3,960	0.13%
42	Ukrainian	3,918	0.13%
43	Croatian	3,631	0.12%
44	Filipino	3,565	0.12%
45	Hungarian	3,550	0.12%
46	Northern European	3,474	0.11%
47	Lithuanian	3,023	0.10%
48	Finnish	2,809	0.09%
49	Colombian	2,393	0.08%
50	Lebanese	2,307	0.08%

Source: US Census Bureau, 2010 American Community Survey

1 year estimates, tables: B02001, C02005, B02006, C02007, B03001, B03002, B04006

* African-American is derived as respondents selecting Black as racial group after removing African, West Indian, and Hispanic ethnicities.