Kopaki was a flag station on the North Island Main Trunk line, in the Waitomo District of New Zealand.

[2] From 18 January 1897 a weekly goods train ran to Poro-O-Tarao.

[6] The work was done at the same time the loop at Waiteti was installed, the total cost for both being £19,000.

[10] Kopaki post office was 30 ch (2,000 ft; 600 m) from the railway station.

[11] A 1980 report said there was a concrete block shelter shed and a loop for 121 wagons.