I know nothing about New Jersey except that our ‘Pal’, Chris Christie used to be Governor.
Where do most these foreigners come from?
Somalia, as with Minnesota-Stan?
They come from every corner of the earth. NYC is their initial destination and north NJ is right across the river.
Most foreigners in NJ are native Spanish speakers. Take your pick. Indian and “Sandies” would come in a close 2nd with various Asians being 3rd.