Hispanics in the United States: Spanish moves north | The Economist
- smaller concentrations of Spanish-speakers in parts of the southern states that used to be in Mexico: New Mexico, Arizona, south-west Texas and southern Colorado
- a distinct increase in the north-west: northern California, Oregon, Washington and western Idaho
- patches of increase all across the central states, and more noticeably, in Florida, Georgia and the eastern seaboard
- most impervious to change are the far north—Montana and the Dakotas—and deep south: Louisiana, Mississippi and Alabama