Trains entering service at this station will terminate at Choa Chu Kang via Bahar Junction.

On 9 May 2018, LTA announced that Peng Kang Hill station would be part of the proposed Jurong Region line (JRL).

[4] This station was named after the nearby Peng Kang Hill, in the SAFTI Live Firing Area.

Contract J115A for the design and construction of Peng Kang Hill Station and associated viaducts was awarded to Hwa Seng Builder Pte Ltd at a sum of S$148 million.

[7] Initially expected to open in 2028, the restrictions on the construction due to the COVID-19 pandemic has led to delays in the JRL line completion, and the date was pushed to 2029.