Harris County, TX Population By Ancestry in 2021 (ACS-5Yrs)

Updated on April 15, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, among the 4.70M Harris County, TX population, 2.86M had Other Groups ancestry (60.93%), 796.98K had Unclassified ancestry (16.96%), and 275.18K had German ancestry (5.86%).

The chart below shows the top 10 ancestry groups by percentage, and the table below shows both the population and percentages for many ancestry groups.

You can see similar information for other Texas counties, and for Texas.

NB: People could belong to one or more ancestry groups.

Data Source: US Census Bureau.

Harris County, TX Percentage of Ancestry Population in 2021

Other Groups

Unclassified

German

English

Irish

American

Subsaharan African

Italian

French (except Basque)

European

Harris County, TX Population By Ancestry in 2021

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Ancestry	Population	Percent of Pop. (%)
Other Groups	2862550	60.93
Unclassified	796979	16.96
German	275184	5.86
English	226443	4.82
Irish	193716	4.12
American	164456	3.50
Subsaharan African	98989	2.11
Italian	83461	1.78
French (except Basque)	75503	1.61
European	53901	1.15
Scottish	47258	1.01
Polish	44980	0.96
African	44703	0.95
Nigerian	32865	0.70
West Indian (except Hispanic groups)	27078	0.58
Scotch Irish	26974	0.57
Czech	22472	0.48
Dutch	21063	0.45
British	19708	0.42
Swedish	17980	0.38
Norwegian	17881	0.38
Russian	13930	0.30
Welsh	12682	0.27
Iranian	12423	0.26
French Canadian	10607	0.23
Jamaican	9533	0.20
Greek	8239	0.18
Scandinavian	7078	0.15
Danish	7041	0.15
Lebanese	6882	0.15
Portuguese	6503	0.14
Egyptian	6390	0.14
Iraqi	6027	0.13
Canadian	5376	0.11
Brazilian	5100	0.11
Arab	5076	0.11
Eastern European	5016	0.11
Hungarian	4566	0.10
Ethiopian	4560	0.10
West Indian	4476	0.10
Ukrainian	4002	0.09
Palestinian	3995	0.09
Swiss	3960	0.08
Trinidadian and Tobagonian	3776	0.08
Austrian	3775	0.08
Northern European	3749	0.08
Haitian	3577	0.08
Romanian	3563	0.08
Turkish	3338	0.07
Cajun	3295	0.07
Syrian	3188	0.07
Czechoslovakian	3025	0.06
Jordanian	2942	0.06
Belgian	2484	0.05
Lithuanian	2475	0.05
Serbian	2473	0.05
Finnish	2208	0.05
Croatian	2180	0.05
Belizean	2154	0.05
Ghanaian	2070	0.04
Slovak	1984	0.04
Afghan	1974	0.04
British West Indian	1837	0.04
Yugoslavian	1770	0.04
South African	1716	0.04
Moroccan	1582	0.03
Australian	1550	0.03
Kenyan	1435	0.03
Israeli	1354	0.03
Albania	1348	0.03
Armenian	1333	0.03
Slavic	1090	0.02
Bulgarian	939	0.02
Slovene	893	0.02
Bahamian	771	0.02
Sudanese	678	0.01
Liberian	661	0.01
Sierra Leonean	646	0.01
Barbadian	590	0.01
Guyanese	581	0.01
Celtic	561	0.01
German Russian	535	0.01
Dutch West Indian	446	0.01
Basque	431	0.01
Pennsylvania German	415	0.01
US Virgin Islander	411	0.01
New Zealander	383	0.01
Latvian	337	0.01
Senegalese	287	0.01
Icelander	273	0.01
Somali	261	0.01
Ugandan	227	0.01
Luxembourger	220	0.01
Soviet Union	172	0.004
Zimbabwean	133	0.003
Macedonian	110	0.002
Maltese	108	0.002
Alsatian	95	0.002
Estonian	81	0.002
Cape Verdean	77	0.002
Assyrian/Chaldean/Syriac	52	0.001
Cypriot	38	0.001
Bermudan	35	0.001