Parsonage Moor is a 6-hectare (15-acre) nature reserve north-west of Abingdon-on-Thames in Oxfordshire, United Kingdom.

It is managed by the Berkshire, Buckinghamshire and Oxfordshire Wildlife Trust.

[3] Part of it is in Cothill Fen and Parsonage Moor Nature Conservation Review site, Grade I.

[4] This site has fen, which is a nationally rare habitat, wet woodland, ancient woodland, open water and reedbeds.

Other flora include southern marsh-orchids and the nationally scarce narrow-leaved marsh orchid[1]