Mataroa was a station on the North Island Main Trunk line, in the Ruapehu District of New Zealand. It served the village of Mataroa. It was 9.3 km (5.8 mi) north of Taihape and 9.64 km (5.99 mi) south of Ngaurukehu. Mataroa is part way up a long gradient from Taihape to Waiouru, beginning at 1 in 60, but largely 1 in 70 from Mataroa to Hīhītahi , so that Mataroa is 88 m (289 ft) above Taihape and 110 m (360 ft) below Ngaurukehu.