The Ohio Department of Job and Family Services (ODJFS), along with the Health Policy Institute of Ohio (HPIO), has published the 2010 Ohio Medicaid Atlas.  It contains a wealth of information that could be useful for planning services, grant writing, better understanding your county/region/state, or any number of other purposes.  Please find a copy here:   2010medicaidatlas.pdf

It can also be found on the HPIO website:  http://www.hpio.net/