In United States, 1 school has the Linguistics programs in graduate level. You can check
Foreign Languages and Literatures program which is the general study area of Linguistics to find relavant schools and programs.
The following table compares the popular and qualified Foreign Languages and Literatures graduate programs by rank, tuition, and number of completers. You may want see the overall tuition information and list of all graduate programs that offers Linguistics programs at
Linguistics tuition information page.