Amarillo is the seat of Potter County, Texas. The city has one of the country's most productive helium fields, hence called "Helium Capital of the World". The Meat packing and Petroleum extraction are the major industries of this area. About one-quarter of the country's beef supply is processed here. Average home value is $115,450; rent is $727 and the average income is $35,226. Amarillo National Bank and Allstate Insurance are the city's major financial service providers.