Iowa's largest ancestry groups

German-Americans dominate in Iowa, with 38% of state residents claiming German ancestry in 2010. Here is a look at Iowa's top 50 ancestry groups:

Rank	Ancestry	Iowa Estimated Population	Percentage of Total Population
	Total:	3,049,883	100.0%
1	German	1,157,591	38.0%
2	Irish	454,279	14.9%
3	English	283,350	9.3%
4	American	178,321	5.8%
5	Norwegian	172,674	5.7%
6	Dutch	138,337	4.5%
7	Swedish	96,025	3.1%
8	French (except Basque)	76,562	2.5%
9	Italian	69,317	2.3%
10	Danish	63,138	2.1%
11	Czech	60,702	2.0%
12	Scottish	48,031	1.6%
13	Polish	38,630	1.3%
14	European	35,548	1.2%
15	Scotch-Irish	25,785	0.8%
16	Welsh	20,617	0.7%
17	Swiss	14,882	0.5%
18	African	12,595	0.4%
19	Russian	11,198	0.4%
20	Yugoslavian	10,827	0.4%
21	French Canadian	10,435	0.3%
22	Scandinavian	8,844	0.3%
23	Greek	7,635	0.3%
24	British	7,595	0.2%
25	Belgian	7,265	0.2%
26	Austrian	5,910	0.2%
27	Czechoslovakian	5,619	0.2%
28	Luxemburger	5,340	0.2%
29	Pennsylvania German	4,378	0.1%
30	Canadian	3,960	0.1%
31	Ukrainian	3,918	0.1%
32	Croatian	3,631	0.1%
33	Hungarian	3,550	0.1%
34	Northern European	3,474	0.1%
35	Lithuanian	3,023	0.1%
36	Finnish	2,809	0.1%
37	Lebanese	2,307	0.1%
38	Turkish	2,301	0.1%
39	Portuguese	2,252	0.1%
40	Slovak	1,530	0.1%
41	Sudanese	1,446	0.0%
42	Latvian	1,391	0.0%
43	Arab	1,317	0.0%
44	Albanian	1,224	0.0%
45	Ethiopian	1,176	0.0%
46	Serbian	1,168	0.0%
47	Eastern European	993	0.0%
48	Kenyan	992	0.0%
49	Brazilian	958	0.0%
50	Other Subsaharan African	949	0.0%

Source: U.S. Census Bureau, 2010 American Community Survey

B04006 People Reporting Ancestry, 1 year estimates