DHS and its components provide access to statistical reports and machine readable data sets. There are datasets available in the DHS section of Data.gov. Here are links to some of the data sets indicated as high-value by user views.
Immigration Data
Data and Statistics lists key data sets published by the Office of Immigration Statistics.
FEMA Disaster Declarations Summary
Summarized dataset describing all federally declared disasters. Summary begins with the first disaster declaration in 1953 and features major disaster, emergency and fire management assistance.
FEMA Public Assistance Funded Projects Summary
Through the Public Assistance Program, FEMA provides supplemental Federal disaster grant assistance for activities including:
Marine Casualty and Pollution Databases
The Marine Casualty and Pollution Data files provide details about marine casualty and pollution incidents investigated by Coast Guard Offices throughout the United States.
Intellectual Property Rights Search
DHS maintains a database containing public versions of U.S. Customs and Border Protection intellectual property rights recordations.
Maritime Information Exchange
Coast Guard maritime information available in the form of searchable databases.
Find Web Tools and Apps
You need to get things done and DHS is there to help you do just that. The DHS.gov website hosts a rich assortment of online applications to help you get it done online.
Find other FEMA Data and Reports
FEMA offers several ways for you to receive automatic updates on press releases, disaster declarations, their latest blog posts, and information from their partners.
Find Other USCIS Data and Reports
USCIS regularly publishes a variety of reports on the numbers of application receipts and other topics.
Recreational Boat and Accident Reporting
The purpose of the Coast Guard Boating Accident Reporting Database is to provide data on recreational boating accidents, which are reported primarily from State marine reporting agencies