Circle K

Circle K at 209 S Market St in Waterloo, Illinois, sits just off US‑24 and a short walk from the historic downtown market square and the Mississippi River bluff. The station offers eight high‑flow fuel pumps serving regular, premium and diesel, with 24‑hour service and a loyalty‑program discount through the Circle K app. Inside the convenience store, travelers find a bright, clean layout stocked with fresh‑baked pastries, hot coffee, Grab‑&‑Go sandwiches, and a selection of snacks, cold beverages, and everyday essentials. The store also carries lottery tickets, a full‑size ATM, and free Wi‑Fi, making it a practical pit stop for commuters and road‑trippers alike. Open daily from 12 a.m. to 12 a.m., the location is staffed by friendly associates who keep the restrooms tidy and the pumps well‑maintained. Prices are competitive for the region, and the station accepts all major credit cards, Circle K prepaid cards, and mobile‑payment options such as Apple Pay and Google Pay. The surrounding area includes the Waterloo Community Center, the historic Old Market building, and several local diners, providing a pleasant backdrop for a quick coffee break. Whether you need to refuel, grab a snack, or top up your travel‑card balance, Circle K Waterloo delivers fast, reliable service in a welcoming setting.