Staten Island Population Stats

Staten Island population
By town, by census
Census	Castle- ton	Middle- town	North- field	South- field	West- field	Total
1790	805	*	1,021	855	1,154	3,835
1800	1,056	*	1,377	932	1,198	4,564
1810	*	*	*	*	*	5,347
1820	1,527	*	1,980	1,012	1,616	6,135
1830	2,204	*	2,171	975	1,734	7,082
1840	4,275	*	2,745	1,619	2,326	10,965
1850	5,389	*	4,020	2,709	2,943	15,061
1860	6,778	6,243	4,841	3,645	3,985	25,492
1870	9,504	7,589	5,949	5,082	4,905	33,029
1880	12,679	9,029	7,014	4,980	5,289	38,991
1890	16,423	10,577	9,811	6,644	8,258	51,713
1900	*	*	*	*	*	67,021
1910	*	*	*	*	*	85,969
1920	*	*	*	*	*	116,531
1930	*	*	*	*	*	158,346
1940	*	*	*	*	*	174,441
1950	*	*	*	*	*	191,555
1960	*	*	*	*	*	221,991
1970	*	*	*	*	*	295,443
1980	*	*	*	*	*	352,029
1990	*	*	*	*	*	378,977
2000	*	*	*	*	*	443,728
est.† 2009	*	*	*	*	*	491,730
† estimate by the Census Bureau;   * = not available The 1810 Census was not broken out by towns. Sources: [1790–1990] The Encyclopedia of New York City, edited by Kenneth T. Jackson, (Yale University Press & New-York Historical Society, 1995, ISBN 0-300-05536-6): tables prepared by James Bradley for the article on Staten Island and by Nathan Kantrowitz for the article on population; [2000–2006] United States Bureau of the Census, County and City Data Book: 2007, Table B-1. Counties—Area and Population

 From Wikipedia: Some dramatic jumps after the bridge went up in the 1964.