Pipewell Woods is an 85.3-hectare (211-acre) biological Site of Special Scientific Interest south-west of Corby in Northamptonshire.

[1][2] It is a Nature Conservation Review site, Grade 2.

[3] The woods are an example of wet ash-maple woodland both in its typical form and a nationally rare one.

It has diverse flora including the locally rare giant bellflower, herb paris and wood speedwell.

Open grassy areas provide additional habitats for birds and insects.