From source to mouth, the river passes through or near the villages of Nundle, Woolomin and Piallamore.
The Peel River was first discovered by European settlers in 1818 by John Oxley and named by Oxley in honour of Sir Robert Peel, an important British politician at the time of its discovery by British settlers in Australia.[2]
The famous Australian freshwater native fish Murray cod, Maccullochella peelii, was named after the Peel River by Major Mitchell, who sketched and scientifically described and named one of the numerous Murray cod his men caught from the river on his 1838 expedition.[citation needed]