La Costeñita Market - Holt County is an international and ethnic market in O'Neill, Nebraska.

The store trades as La Costeñita Market y Taqueria. The kitchen is open 9:00 a.m. to 6:00 p.m., Monday to Saturday, serving pupusas, tacos, tortas, tamales, quesadillas, burritos, nachos and sopes, with freshly roasted chickens to order. The store also carries Latin American groceries and offers money transfer services and an ATM at the back.