牧之原市（日语：牧之原市／まきのはらし）为静冈县的市。成立于2005年10月11日，由榛原郡相良町、榛原町合并而成。

2009年****启用。旅客航厦、管制塔等部份在牧之原市侧。

Makinohara(牧之原市,Makinohara-shi) is a city located in western Shizuoka Prefecture, Japan.

As of September 2014, the city had an estimated population of 46,040 and a population density of 412 persons per km². The total area was 111.68 km².