Fen Alder Carr is a 1.7 hectare Local Nature Reserve south-east of Creeting St Peter in Suffolk.

It is owned by Suffolk County Council.

[1][2] This site has diverse habitats, including open water, alder carr woodland and tall fen.

There is a large rookery high in the trees, and there are other birds such as siskins, chaffinches and redpolls.

[1] There is access from Fen Lane.