 Manhattan's leading ancestry group is Dominicans since the 2000 census, followed by Irish Americans, then Italian Americans and more than 200 nationalities are counted, plus comparably large numbers of residents with Dutch, Portuguese, Greek, Russian, and Swedish ancestry.Albany and southeast-central New York are heavily Irish American and Italian American.In Buffalo and western New York, German Americans are the largest group along with Polish Americans and other Slavic nationalities; in the northern tip of the state, French Canadians.