Wolfram Data Repository
Immediate Computable Access to Curated Contributed Data
Data on suicides by US County from 1999-2013
A 1999 study measuring desirable natural characteristics in U.S. counties
The Underlying Cause of Death data available on the CDC's WONDER database are county-level national mortality and population data spanning the years 1999-2014. Data are based on death certificates for U.S. residents.
2006-2010 data on daytime commuting patterns in the U.S.