Wardrop Valley is a locality in the Tweed Shire of New South Wales, Australia.

[1] As of the 2021 Australian census, 80 people resided in Wardrop Valley,[1] down from 89 in the 2016 census.

[2] The median age of persons in Wardrop Valley was 39 years.

There were more males than females, with 57.3% of the population male and 42.7% female.

The average household size was 2.5 people per household.