The area of Chaloem Phrakiat Thai Prachan National Park is a part of National reserved forest that located on the left bank of Phachi river in Yang Huk sub district, Pak Tho district, Tanaosi sub district and Tha Khoei sub district, Suan Phueng district, Ban Kha sub district and Ban Bueng sub district, Ban Kha district, Ratchaburi province.