How Much Does a Tenderloin Steak Cost? Store Price Whole Foods Market $29.99/lb Trader Joe’s $17.99/lb Trader Joe’s (Center Cut) $23/99/lb Costco (Choice) $14.49/lb Click to see full answer. In this regard, how much does beef tenderloin cost at Costco?It turns out, if you’re in the market for a beef tenderloin for your Christmas dinner, Costco is the only place you should go. Their Kirkland Signature beef tenderloins come at two price points: $11.99/lb and $19.99/lb.Furthermore, how much tenderloin do I need per person? So the formula is simple: four ounces raw beef tenderloin per person, and you can extrapolate endlessly. If you’re feeding four people, you will need 1 pound (16 ounces) of raw, trimmed beef tenderloin, which will yield 3 ounces cooked beef per person. A five-pound trimmed tenderloin will feed 20 people, and so on. Similarly, you may ask, how much does beef tenderloin cost per pound? Beef tenderloin is the most expensive cut of meat on the steer. At a good butcher or supermarket, a trimmed center-cut tenderloin can run you as much as $25 to $30 per pound!Why is beef tenderloin so expensive?The prices of meat cuts are rising due to the cost of raising livestock increasing. A Beef tenderloin, or a (eye) fillet for those outside of the states, is one of the most desirable cuts due to the muscle being used very little making it particularly tender.