Lake Cook Road is a Metra station along the Milwaukee District North Line. It is located at 601 Lake Cook Road in Deerfield, Illinois, is 23.4 miles (37.7 km) away from Chicago Union Station, the southern terminus of the line, and serves commuters between Union Station and Fox Lake, Illinois. In Metra's zone-based fare system, Lake Cook Road is in zone 3. As of 2018, Lake Cook Road is the 43rd busiest of Metra's 236 non-downtown stations, with an average of 1,086 weekday boardings. The station exists along a railroad line that originally served the Chicago, Milwaukee, St. Paul and Pacific Railroad. It is the last stop outbound on the line inside Cook County. The station opened in January 1996 as an infill station.