Rating Newest Oldest. Best Answer: Pasteurized crab meat can be kept in the fridge for about 6 months. Fresh crab meat will keep 3-5 days in the refrigerator (surround with ice).t's got to be fresh crab meat; I live in Wisconsin but I'm ordering it shipped fresh. Today is cyber monday, so the place I'm ordering it from is having a 20% off sale. That's VERY tempting, but how... show more I want to make crab cakes as close to Dec 14th as I possibly can, since that's His Birthday.