Nestow is a hamlet in central Alberta, Canada within Westlock County. It is located on Highway 2, approximately 78 kilometres (48 mi) north of Edmonton.

In the 2021 Census of Population conducted by Statistics Canada, Nestow had a population of 5 living in 4 of its 6 total private dwellings, a change of -50% from its 2016 population of 10. With a land area of 0.05 km² (0.019 sq mi), it had a population density of 100.0/km² (259.0/sq mi) in 2021.

As a designated place in the 2016 Census of Population conducted by Statistics Canada, Nestow had a population of 10 living in 5 of its 5 total private dwellings, a change of 0% from its 2011 population of 10. With a land area of 0.05 km² (0.019 sq mi), it had a population density of 200.0/km² (518.0/sq mi) in 2016.