News articles are generally the best source for information about small area geographies, such as neighborhoods. However, keep in mind that they are not peer-reviewed.
Dates vary, but some historical coverage as far back as 1690. More than 5000 sources worldwide, including nearly 1500 in the U.S. Many historical newspapers are in digitized image form. Largely newspapers, with newswires, transcripts, newsletters, magazines, videos.
For more newspapers, see this comprehensive listing of newspaper resources available from the library.