Castlewellan
WardEast Newry, Mourne and Down. About 4,122 people in 25 square kilometres.
Gigabit coverage by ward
Connected Nations (Ofcom) · January 2026
Under 60%98% or more
In Castlewellan, 97.5% of homes and businesses could get gigabit-capable broadband in January 2026.
How Castlewellan compares
Each dot is a ward. The black line marks the middle one.
CastlewellanMiddle
Population41 wards, Newry, Mourne and Down · 2021
3,8639th lowest
Gigabit broadband coverage41 wards, Newry, Mourne and Down · Jan 2026
97.5%12th highest
Aged 15 to 6441 wards, Newry, Mourne and Down · 2021
62.4%joint 19th lowest
Aged 65 and over41 wards, Newry, Mourne and Down · 2021
14.7%12th lowest
Figures for the whole of Newry, Mourne and Down
These figures are published for the whole of Newry, Mourne and Down, not for each ward, so they describe all of Newry, Mourne and Down and not Castlewellan alone. See Newry, Mourne and Down
Castlewellan in brief
Castlewellan had 3,863 usual residents at the census.
In Castlewellan, 97.5% of homes and businesses could get gigabit-capable broadband in January 2026.
62.4% of residents in Castlewellan were aged 15 to 64 at the census.
14.7% of residents in Castlewellan were aged 65 or over at the census.