Milnor is located on Highway 13 just 40 miles west of Wahpeton, ND and 11 miles east of Gwinner, ND. For a small community, Milnor offers many services and amenities, including a medical clinic, ambulance and fire department, community center (the Milnor Area Community Center, known as the MACC), golf course, swimming pool, park and recreational facilities, and a wide variety of retail, professional, and service businesses.

Milnor Public School consists of Milnor Elementary School and Milnor High School, located at 530 5th Street in Milnor, and Sundale Colony School, located at 14226 75th St SE, rural Milnor.