The station is located at 201 South Spring Street in Barrington, and is 31.9 miles (51.3 km) from Ogilvie Transportation Center, the southern terminus of the Union Pacific Northwest Line.

[2] In Metra's zone-based fare structure, Barrington is located in Zone 4.

As of 2018[update], Barrington is the 16th busiest of the 236 non-downtown stations on the Metra system, with an average of 1,725 weekday boardings.

[1] Barrington has two tracks and two side platforms; it is the southernmost station on the Union Pacific Northwest Line without a third express track, which begins about a quarter mile southeast of the station near Baker Lake.

The current station moved from its previous location near the Ice House Mall in 1977, in order to reduce the amount of time traffic on Main Street would need to wait for trains to pass through.