Want to learn more about your community? Looking for some great historical information about Long Island? Curious to know more about how your neighborhood compares to others in the region?

The Long Island Index offers a variety of interactive maps that can answer these questions and more!

Select from our maps below.


Long Island Index Maps

These interactive maps contain a wide array of data from the U.S. census, housing sales reports, school reports cards, land use analyses, among others. New information is being added and updated regularly!
Launch Map

Historic Census Maps

New interactive maps showing 40 years of demographic transformation across Long Island.
Launch Map

Visualizing a Changing Region, Block by Block

A birds-eye view of demographic change on LI from 2000-2010, down to the smallest level that the census is able to provide data.
Launch Map

Special District Election Finder

Enter your address to see what special district elections you are eligible to vote in each year.
Launch Map