Importing geographical data into Google Analytics allows you to organize your data around custom geographical regions such as Continent, Country, Region or State, City and even County. This will help you to report on and analyze information in ways that may be better aligned with your business' organization.
Topics in this white paper include:
How geographic data is collected in Google Analytics
Understanding the purpose and value of Custom Dimensions
A step-by-step guide on County Dimension creation
As an added bonus, we’ve included a complimentary city/county data set.