Fire insurance atlases were created to allow insurance companies to have accurate information about property that was being insured. As such, these atlases provide zoomed in view on various cross sections in urban areas, with detailed information on blocks, lots, buildings in the area, what buildings are made of, and what buildings were used for (ex. residential versus "special hazards"). In addition, these atlases often also show piers, railroads, water lines, and lines of local transit. As such, fire insurance atlases can answer questions like:
Fire insurance atlases can answer these questions, and many more.
To find locations within these fire insurance atlases, volumes will include indexes to search by either address, block and lot number, and/or coverage in an outline map.
See below for a list of examples of fire insurances atlases that you can start your research with, as well as additional online resources.
When searching the Online Research Catalog for fire insurance maps, in the Advanced Search, checkmark "Cartographic" under Format and type the following into the Keyword Field for most results:
Keyword Search: [area of interest] Insurance
An alternative search requires knowing a specific publisher of interest. Some examples of publishers in NYPL's collection include Sanborn, Bromley, Hyde, Robinson, and Perris.
Keyword Search: [area of interest] + Author Search: [Insurance Company]
NYPL has a large collection of New York fire insurance atlases. When looking for insurance maps related to New York City, we do recommend starting with the following catalog records:
When searching for fire insurance atlases, please be mindful that many atlases were printed in more than one volume. As such, different volumes will represent different regions of an area.
In addition, many fire insurance atlases were updated by taking older atlases and gluing paste-ins to represent any changes. As such, if a call number includes either "Updated" or "Upd.," please observe the later date as the year that is represented in the atlas.
NYC-Specific
General Collections