Contents of the repo include a topojson file expressing the boundaries of all the census tracts in the state of MA. I used the census API to pull down household income by tract from the 2010 census data. I then used D3 to generate a heat-map visualization of the state showing income by tract.
This is released under the standard 2-clause BSD.
Copyright (c) 2013, Mark Roper All rights reserved.
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