Bedroom 4 may have some damp and has awkward access to WC at night.
Bedroom 1 has awkward access to WC at night.
Stairs may make it difficult to get furniture upstairs.
Hall and reception doors clash - reception door needs to be reorientated.
Electricity or telephone cable crossing garden - see if you can budget for this to be put underground in some way.
Local primary is outstanding.
Lawn may need an insecticide as there's patchiness.
Roof will probably need attention very soon.
Grade 2 listing means only outside repairs are really an issue - there is more latitude with the inside than people often think (unlike Grade 1).
Who lives the other side?