It was established in 1857 and possibly named after Renetta (nicknamed Rynie) Hoets, wife of one of the John Phillip Hoffman, partner in the firm Nosworthy & Co. that bought the original farm for development.

Indian South Africans are the single largest population group in Park Rynie.

[clarification needed] Park Rynie is situated exactly halfway between Durban and Port Shepstone, approximately 63 kilometres (39 mi) south-west of Durban and 63 kilometres (39 mi) north-east of Port Shepstone.

Its neighbouring towns include Scottburgh to the north, Pennington to the south, and Umzinto, about 8 km to the west.

Park Rynie is situated along the R102 coastal road, connecting north to Scottburgh and Umkomaas and south to Pennington and Hibberdene.