Declared 15 October 1836
Dissolved 27 February 1877
Upon its dissolution the parishes that were part of Presteigne Union were transferred to Kington Union
Places within Presteigne Union
County of Hereford
- Byton (parish)
- Combe (township) (a)
- Knill (parish)
- Lingen (parish)
- Lower Kinsham (township) (a)
- Rodd, Nash amd Little Brampton (township) (a)
- Stapleton (township) (a)
- Upper Kinsham (parish)
- Willey (township) (a)
County of Radnor
- Cascob (parish) (b)
- Discoed or Discoyd (township) (a)
- Litton and Cascob (township) (a)
- Norton (parish)
- Pilleth (parish)
- Presteigne (parish) (a)
- Whitton (parish)
(a) Combe, Discoed (or Discoyd), part of Litton and Cascob (the remainder of which is in the parish of Cascob), Lower Kinsham, Presteigne (which consists of the wards of High street and St. David-street, and Broad street and Hereford street), Rodd Nash and Little Brampton, Stapleton, and Willey, constitute the parish of Presteigne.
(b) Cascob, and part of Litton and Cascob (the remainder of which is in the parish of Presteigne), constitute the parish of Cascob.