Bentley is a locality in the Northern Rivers region of New South Wales and it is north-west of the regional centre of Lismore. It sits within the local government area of Richmond Valley Council.
The traditional owners of this area are the Widjabul people of the Bundjalung nation.
Section 2 of the Northern Rivers Rail Trail ends here at the historic Bentley Bridge.
As of the 2021 Australian census, 225 people resided in Bentley, up from 197 in the . The median age of persons in Bentley was 53 years. There were more males than females, with 52.8% of the population male and 47.2% female. The average household size was 2.6 people per household.