New York Population Changes?

Question

I need website where they would tell me what caused the population changes from 1800 to 2000. please

Answer 1

Early 1800's - Railroads, Opening of the Erie Canal
Mid 1800's - Industrialization
Late 1800's - Immigration of blacks from the South & European immigration
Early 1900's - European immigration continued
Mid 1900's - WWII

1850 696,490 122.7% increase
1900 3,437,202 126.8% increase
(By far the two largest increases in population.)

Answer 2

I didn't find any specific websites for your question, but I think the demographic change is due to industrialization. 1800s was the period of Industrial Revolution.