Delaware's largest ancestries in 2010

Irish is the largest ancestry in Delaware, with over 18% of residents claiming Irish heritage in 2010. Here are the top 50 largest ancestry groups in the state:

Rank	Ancestry	Delaware Estimated Population	Percentage of Total Population
	Total:	899,769	100.0%
1	Irish	162,722	18.1%
2	German	141,309	15.7%
3	English	105,321	11.7%
4	Italian	86,706	9.6%
5	Polish	51,065	5.7%
6	American	38,201	4.2%
7	French (except Basque)	18,107	2.0%
8	Dutch	16,094	1.8%
9	Scottish	15,242	1.7%
10	Scotch-Irish	9,952	1.1%
11	Welsh	8,902	1.0%
12	African	6,627	0.7%
13	Russian	6,224	0.7%
14	Swedish	6,096	0.7%
15	European	5,909	0.7%
16	Ukrainian	5,731	0.6%
17	Greek	5,497	0.6%
18	Hungarian	4,522	0.5%
19	British	4,306	0.5%
20	Norwegian	3,965	0.4%
21	Pennsylvania German	3,040	0.3%
22	Czech	2,905	0.3%
23	French Canadian	2,565	0.3%
24	Haitian	2,555	0.3%
25	Lithuanian	2,156	0.2%
26	Jamaican	2,056	0.2%
27	Slovak	2,038	0.2%
28	Danish	1,983	0.2%
29	Swiss	1,905	0.2%
30	Canadian	1,516	0.2%
31	Austrian	1,499	0.2%
32	Romanian	1,394	0.2%
33	Eastern European	1,293	0.1%
34	Nigerian	1,217	0.1%
35	Estonian	959	0.1%
36	Portuguese	940	0.1%
37	Czechoslovakian	887	0.1%
38	Ghanaian	790	0.1%
39	Trinidadian and Tobagonian	745	0.1%
40	Scandinavian	689	0.1%
41	Armenian	663	0.1%
42	Finnish	630	0.1%
43	West Indian	615	0.1%
44	Brazilian	563	0.1%
45	Other Subsaharan African	549	0.1%
46	Lebanese	536	0.1%
47	Albanian	498	0.1%
48	Yugoslavian	487	0.1%
49	Liberian	463	0.1%
50	Celtic	439	0.0%

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

B04006 People Reporting Ancestry, 1 year estimates