Data Visualization

Density: three Virginias

Here is a fun map showing the distribution of people across Virginia by the density of their census tract. Each color represents one third of the total population. For the purposes of this post, I’ll refer to them as the “densest…

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Driving alone: how Virginians get to work

The newly released 2010-2014 ACS 5-year estimate data includes information on how people get to work. Like most other Americans, Virginians across all age and income groups are overwhelmingly likely to get to work by driving a motor vehicle alone. Workers living below poverty…

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10 ways to map Northern Virginia

“As though the New Jersey suburbs were grafted onto South Carolina” is how Robert Lang of Virginia Tech’s Metropolitan Institute described Northern Virginia. Of course that’s a bit of a hyperbole. Even at the time of the Civil War, Virginia was…

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Mapping city to city migration

The Census Bureau recently released new migration data based on the 2009-2013 5-year American Community Survey estimates. This data estimates how many people move between each of the country’s metropolitan areas over the course of a year.There are plenty of…

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