By Earl F Glynn | Franklin Center

US Census voting age population estimates over time provide a good way to measure whether a county’s voter registration list has been maintained.

This article shows how to extract census data from 2000 and 2010, and the yearly estimates made between the census years, to plot charts by county of total population and voting age population.

Counties with voter registration number exceeding the US Census voting age population estimate may not be maintaining their voter registration lists.  Counties with significant bloat in their voter lists may be increasing the opportunities for voter fraud.

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