Suffolk County, NY Foreign-Born Population By Country of Birth in 2021 (ACS-5Yrs)

Updated on November 5, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, the Foreign-Born population of Suffolk County, NY was 235,966, which was 15.49% of the population of Suffolk County, NY.

The highest percentage of the Suffolk County foreign-born population were born in El Salvador (14.49%), followed by Dominican Republic (6.91%), and Ecuador (5.31%).

The chart below shows the top 10 place of birth countries for the Suffolk County Foreign-born population as a percentage of the total Suffolk County foreign-born population. The table below shows the population and percentage of the Suffolk County foreign-born population for many different place of birth countries.

You can see similar information for other New York counties and for New York.

Data Source: US Census Bureau.
Suffolk County, NY Percentage of Foreign-Born Population By Country of Birth in 2021
El Salvador
Dominican Republic
Ecuador
Colombia
China
India
Haiti
Honduras
Jamaica
Pakistan
Suffolk County, NY Foreign-Born Population By Country of Birth in 2021 (ACS-5Yrs)
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Country of Birth Number of People Percentage of Foreign-Born (%)
El Salvador 34199 14.49
Dominican Republic 16307 6.91
Ecuador 12539 5.31
Colombia 11997 5.08
China 10424 4.42
India 8829 3.74
Haiti 8502 3.60
Honduras 8019 3.40
Jamaica 7676 3.25
Pakistan 7507 3.18
Guatemala 7278 3.08
Poland 7148 3.03
Peru 6780 2.87
Mexico 6078 2.58
Italy 6042 2.56
Turkey 4110 1.74
Philippines 3993 1.69
Germany 3785 1.60
Guyana 3644 1.54
Korea 3481 1.48
Trinidad and Tobago 3048 1.29
Bangladesh 2616 1.11
Greece 2412 1.02
Canada 2057 0.87
Russia 1882 0.80
Portugal 1845 0.78
Ireland 1794 0.76
Brazil 1763 0.75
Costa Rica 1729 0.73
Ukraine 1710 0.73
Cuba 1669 0.71
Argentina 1638 0.69
England 1508 0.64
Chile 1347 0.57
Egypt 1328 0.56
Nigeria 1231 0.52
Spain 1041 0.44
Vietnam 950 0.40
Ghana 930 0.39
Taiwan 924 0.39
Romania 921 0.39
France 920 0.39
Venezuela 785 0.33
Israel 752 0.32
Hong Kong 715 0.30
Czechoslovakia 698 0.30
Iran 650 0.28
Afghanistan 645 0.27
Japan 583 0.25
Scotland 561 0.24
Nepal 544 0.23
Croatia 541 0.23
Nicaragua 505 0.21
Australia 487 0.21
Panama 435 0.18
Lithuania 407 0.17
Uruguay 382 0.16
Morocco 380 0.16
Indonesia 366 0.16
Sri Lanka 365 0.16
Barbados 341 0.14
Grenada 340 0.14
Lebanon 332 0.14
Netherlands 310 0.13
Hungary 289 0.12
Albania 285 0.12
Dominica 274 0.12
Serbia 270 0.11
Saudi Arabia 252 0.11
Uzbekistan 236 0.10
Austria 225 0.10
Belarus 224 0.10
Switzerland 218 0.09
Belize 203 0.09
Belgium 189 0.08
Norway 182 0.08
Bulgaria 179 0.08
Singapore 171 0.07
Jordan 165 0.07
Bosnia and Herzegovina 160 0.07
Senegal 159 0.07
St. Vincent and the Grenadines 158 0.07
Iraq 155 0.07
Sweden 153 0.07
Malaysia 152 0.06
Thailand 148 0.06
Democratic Republic of Congo 128 0.05
Moldova 127 0.05
Armenia 125 0.05
Burma 102 0.04
Uganda 94 0.04
Latvia 93 0.04
Denmark 88 0.04
North Macedonia 88 0.04
Ethiopia 83 0.04
Kuwait 68 0.03
Liberia 62 0.03
Yemen 58 0.03
Kazakhstan 55 0.02
Kenya 51 0.02
Sudan 49 0.02
Congo 47 0.02
Syria 32 0.01
Cameroon 32 0.01
Cambodia 27 0.01
Laos 18 0.01
Sierra Leone 16 0.01
Zimbabwe 15 0.01
Bahamas 12 0.01