Why pay someone else to do something you can do for yourself? We’ve compiled some of our favorite site research websites where anyone can mine for data — for free. Save those consulting fees for things only consultants can do.
US Cluster Mapping Tool 
  http://www.clustermapping.us/
  The Harvard Business School and the US Economic Development  Administration team up to offer a fantastic interactive tool for EDOs large,  medium and small to find reams of statistics about the location of traded and  local economy industry clusters. The site offers a glossary of terms and a FAQ  page to help you get started but, as with most sites, the best way to learn how  to use the tool is to use the tool.
US Census Bureau Glossary 
  https://www.census.gov/glossary/
  The US Census Bureau’s glossary widget gives users speedy  access to short definitions of 1,500 terms, such as income, poverty, census  tracts, metropolitan areas, US trading partners and more, with links to more  information. The widget will update information as changes are made. The Census  Bureau even provides a handy URL for embedding on your website.
ACT College and Career Readiness Report (2014 and previous  years) 
  http://www.act.org/research/policymakers/cccr14/
  The ACT site offers loads of information about the state of  the future workforce (taken as a whole and state by state) as measured by the  highly regarded ACT, a research-based nonprofit providing solutions in  education and workforce development.
US Energy Information Administration’s Flickr Photostream
  https://www.flickr.com/photos/eiagov/
  Check out this photo stream for information in the form of  high-res graphics, graphs, maps and more related to any energy sector in the  US.
DSIRE 
  http://www.dsireusa.org/ 
  The Database of State Incentives for Renewables &  Efficiency (DSIRE) is a terrific site with information on incentives and  policies that support renewables and energy efficiency in the United States.  DSIRE is currently operated by the N.C. Solar Center at N.C. State University,  with support from the Interstate Renewable Energy Council, Inc., and is funded  by the US Department of Energy.
Newgeography 
  http://www.newgeography.com/
  Newgeography is a joint venture of Joel Kotkin and the  Praxis Strategy Group. The site offers an annual ranking of “Best Cities for  Job Growth,” in overall growth as well as information and manufacturing jobs. I  regularly stop what I’m doing to read the daily posts sent from this website. I  love it for its thought-provoking, engaging content. Usually what I read on  Newgeography in the morning is what I end up talking about at the dinner table  that night.
Eurostat statistical service
  http://ec.europa.eu/eurostat
  Eurostat is the statistical office of the European Union.  Its mission is to be the “leading provider of high quality statistics on  Europe.” First time visitors to the site should click on the “Help” tab, then  click on “First Visit” topic to get an overview of how to use the site. 
World Bank Open Data
  http://data.worldbank.org/ 
  The Open Data website offers free access to comprehensive,  downloadable indicators about development in countries around the globe. The  site also provides access to World Bank Live — live discussions open to  participants worldwide.
The Pew Charitable Trusts
  www.pewtrusts.org
  Driven by the mission to help create a more informed and  participatory public, the Pew Charitable Trusts website provides a host of  information and analysis on everything from the environment to healthcare, from  public policy to arts and culture. 
McKinsey Global Institute
  http://www.mckinsey.com/insights/mgi/research
  A global management consulting firm that serves businesses,  governments, NGOs and nonprofits, McKinsey & Co.’s Global Institute website  shares research on topics including finance, productivity and labor.
Milken Institute
  http://www.milkeninstitute.org
  The nonprofit Milken Institute seeks to “improve lives  around the world by advancing innovative economic and policy solutions.” Once  on the site, click on the “Publications” tab to find downloadable reports and  links to even more data sites.
National Geographic
  www.nationalgeographic.com
  By definition, this is the place to go for location-based  intelligence, from coverage of ecosystems to community profiles and reports on  megaprojects around the world. Growing data resources combine with the  magazine’s superior writing and stunning photography to deliver insights about  places that you won’t get anywhere else.