Updated to reflect changes in New York City's immigrant population. Includes an analysis of the city's altered demographic structure and its labor market.
This map connects to other sources of NYC data (Building Information System), and lists useful boundaries (NYPD precincts, schools, community districts, etc.). Great tool for exploring a neighborhood!
The NYC DCP has great information on population change and demographic information on New Yorkers, including the foreign-born population of New York. (Data drawn from Census Bureau.) Useful resources include the Population Page, Basic Population Info (from ACS), Social Characteristics (Foreign-born, nativity of recent immigrants),and Population Change (Immigration / Migration).
Statistics about NYC from 1980 to the present (primarily from US Census data, some from NY State or NYC agencies). Includes population, housing data, immigration trends, socio-economic indicators, and more. Includes NYC neighborhoods and other unique geographies. Need more specialized data downloads? Get data direct from the US Census Bureau with American FactFinder. There's a PDF User Guide and a brief walk-through here.
Want to map census data? Start here! This database that helps to visually analyze and understand the demographics of the United States through the use of interactive maps and data reports. Explore thousands of historical data maps, from the first US Census in 1790 to the present. For more recent years, one can display areas as small as your own neighborhood. Certain cities may even be displayed as far back as 1910.