Taco Loco Mexican Grill is located at 44 Broadway, Somerville, MA. This business specializes in Mexican Restaurants. Taco Loco Mexican Grill is open Mon, 7am-11pm; Tue, 7am-11pm; Wed, 7am-11pm; Thu, 7am-11pm; Fri, 7am-11pm; Sat, 7am-11pm; Sun, 7am-11pm and accepts American Express, Discover, Mastercard and Visa.