Median Household Income Contact: Bryan Townsend York County 2010 Census Data NWHS $54,676.04 SPHS $50,991.44 RHHS $47,423.60 Bryan with York County used the planning segments that we use for the district and broke down the average income per segment, that data was parsed out the schools associated with that zone and then averaged them by how many segments were in that zone. Formula is: Total Segment Value divided by number of segments with value equals average Here is where the census data came from: http://blogs.esri.com/esri/arcgis/2015/05/06/esris-2015-u-s-demographic-data-is-nowavailable/