Research Triangle - Counties

Counties

Depending on which definition of the Research Triangle region is used, as few as three or as many as 13 counties are included as part of the region. All of these counties when included hold a population of over 2,167,000 people.

  • Chatham
  • Durham
  • Franklin
  • Granville
  • Harnett
  • Johnston
  • Lee
  • Moore
  • Orange
  • Person
  • Vance
  • Wake
  • Warren

Raleigh–Durham–Cary Combined Statistical Area Population (Census 2010) 1,749,525

  • Chatham County, NC (63,505)
  • Durham County, NC (267,587)
  • Franklin County, NC (60,619)
  • Harnett County, NC (114,678)
  • Johnston County, NC (168,878)
  • Orange County, NC (133,801)
  • Person County, NC (39,464)
  • Wake County, NC (900,993)

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