Marathon – Mandan Refinery is an oil refinery located in Mandan, North Dakota, serving as a key facility within the regional energy sector. The refinery processes crude oil into a variety of petroleum products, supporting both local and broader markets. Its strategic location in Mandan enables efficient distribution throughout the state and neighboring areas.
The facility is designed to handle complex refining operations, converting raw materials into gasoline, diesel, jet fuel, and other essential products. The refinery employs advanced technologies to optimize production processes while adhering to industry standards for safety and environmental management. This focus ensures a steady supply of refined products critical to transportation, industry, and heating needs.
Marathon – Mandan Refinery operates with a commitment to maintaining reliable and consistent output, contributing to energy stability in the region. Its operations are supported by a skilled workforce and infrastructure capable of managing fluctuations in crude supply and product demand. The refinery’s presence in Mandan also plays a role in the local economy through job creation and supporting ancillary services.
Located at 500 Old Red Trail, the refinery is accessible for business inquiries and operational coordination. As part of a larger network of refining assets, Marathon – Mandan Refinery continues to be an integral component in meeting the energy requirements of North Dakota and beyond.


































