Did they say the town name? I missed it if so, but what I took as high rise casinos and hotels is certainly on the way to ND from Mexico in the form of Vegas.
If you're going to look at it that deeply, then how could she ever grow with an adamantium encased skeleton? Logan got his infusion once he was already an adult without much/any growth left. They could just keep her as a bad ass little beyblade of death for all future movies.