Robertson Distribution Map
Red = 1 in 100 people bearing the Robertson Name
Green = 1 in 1000 people bearing the Robertson Name
Dark Blue = 1 in 10,000 people bearing the Robertson Name.
This is a useful tool in tracking the migration and immigration patterns of the Robertson Family in America. Of course the concentration is relative to the states population only, not the overall population of the United States.
In 1990 the highest concentration of Robertsons was found in Virginia and Louisiana, followed closely by Mississippi, Arkansas, Oklahoma and Wyoming.
However in 1920 Arizona boasted 1 in every 100 people bearing the name of Robertson and Idaho wasn't far behind. While in 1880 only 1 in 10,000 people in those states were Robertsons.
In 1880 Virginia, South Carolina and Texas claimed the largest concentration of Robertsons with aproximately 1 in every 500 people bearing that name.
In 1850 Virginia's population included one in every 750 people bearing the name of Robertson. The states with the highest concentration of Robertson's was Mississippi, followed by Texas, South Carolina, North Carolina, New Jersey and Alabama.
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