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A Newcomer’s Guide To Collin County

Welcome to Collin County, one of the fastest growing counties in Texas and the nation! More than 800,000 people, a rapidly growing list of corporate headquarters, and two professional sports teams have chosen this part of North Texas as home. Well-known suburbs include Plano, Frisco, McKinney and Allen.

Each of these communities has its own personality and culture, whether it is Frisco’s many sporting venues, Allen’s great shopping, Plano’s international flare or McKinney’s historic downtown.

We’ve posted the following basic information to get you started on your newcomer’s orientation. Here’s a quick snapshot of Collin County, by the numbers*:

  • County Seat: McKinney
  • Area: 848 sq. miles of land, 38 sq. miles of water
  • Towns and Cities: 27
  • Estimated Population (2013): 854,788
  • New residents moving in each day (2013: 55
  • Paved County Roads: 726 miles
  • Median Household Income (2012 estimate): $82,238
  • Median Family Income (2011 estimate):  $96,008
  • Average Taxable Home Value (2013): $238,030
  • County Tax Rate (2014): $0.2375 per $100 assessed value
  • Independent School Districts: 21
  • Special Districts: 2
  • Hospital Districts: None
  • County-level Elected Officials: 35
  • Registered Voters (September 2013): 456,843
  • Voter Turnout (November 2012): 65.8%


County Website:


Interactive Map:


Browse the Collin County Interactive Map


Tax Rates: