I have two local stores, one about a half hour away (Crystal Lake Health Food), and the second a little over an hour (Perfect Brewing). The health food store doesn't always have a brewer on staff, and they carry White Labs where I prefer Wyeast. The grain supply is mostly prepackaged from LD...
I paid $5 a gallon for mine on Saturday, but I brought my own bucket. Retail price in a jug from the orchard is $6 a gallon. $7 is probably not unreasonable.