The 2010 Census TIGER/Line data was merged together into a statewide layer if originally available by county from the US Census Bureau. The spatial data was then joined to the 2010 Census Summary File 1 via the common GEOID10 field for additional population attribution. These additional attributes include the following population and housing fields: POP2010, WHITE, BLACK, AMERI_ES, ASIAN, HAWN_PI, OTHER, MULT_RACE, HISPANIC, MALES, FEMALES, AGE_UNDER18, AGE_18_UP, AGE_20_24, AGE_25_34, AGE_35_49, AGE_50_64, AGE_65_UP, MED_AGE, MED_AGE_M, MED_AGE_F, OCCUPIED, AVE_HH_SZ, HSEHLD_1_M, HSEHLD_1_F, MARHH_CHD, MARHH_NO_C, MHH_OWNCHLD, FHH_OWNCHLD, FAMILIES, AVE_FAM_SZ, HSE_UNITS, VACANT, OWNER_OCC, and RENTER_OCC. For the US Census 2010 SF1 technical documentation (including field definitions), access the following link: http://www.census.gov/prod/cen2010/doc/sf1.pdf.For US Census 2010 TIGER/Line Shapefiles Technical Documentation, access the following link: http://www.census.gov/geo/www/tiger/tgrshp2010/TGRSHP10SF1.pdf.