We’ve updated our hours for the Summer! We are now open Monday to Friday 11:00 AM to 5:00 PM and Saturday 11:00 AM to 3:00 PM. Carroll County Pools builds in-ground swimming pools, above-ground pools and provides openings and closings throughout Carroll County in Maryland. Our retail store stocks a wide variety of pool and spa chemicals, accessories, loungers, pool fountains, and more. To learn more about our pool and spa products, please reach us at (410) 840-8800!