Castle K4
NeighbourhoodNorth Belfast. 386 people (mid-2024 estimate) in 0.1 square kilometres.
Gigabit coverage by neighbourhood
Connected Nations (Ofcom) · January 2026
In Castle K4, 99.2% of homes and businesses could get gigabit-capable broadband in January 2026.
Northern Ireland Multiple Deprivation Measure 2017 is published for the Super Output Areas (2001), whose boundaries differ from this neighbourhood’s, so it has no figure for Castle K4. See deprivation across Belfast
How Castle K4 compares
Each dot is a neighbourhood. The black line marks the middle one.
Is Castle K4 safe? What police records show
In the 12 months to August 2026, police recorded crimes and anti-social behaviour in Castle K4 at a rate of 77.7 per 1,000 people.
That compares with 169.4 per 1,000 people across Castle K.
Across Northern Ireland as a whole, the recorded crime rate was 70.2 per 1,000 people.
In August 2026 alone, 7 cases of crime and anti-social behaviour were recorded in Castle K4.
In the 12 months to August 2026, the most common types were anti-social behaviour (9), other crime (7) and criminal damage and arson (5).
Worked out by Open Index from police.uk crime records and ONS and NISRA population estimates.
Rates are per resident, so places that many people work in or visit, such as Westminster, the City of London and other city centres, have far higher rates than their residents alone would suggest.
Figures for the whole of Belfast
These figures are published for the whole of Belfast, not for each neighbourhood, so they describe all of Belfast and not Castle K4 alone. See Belfast
Castle K4 in brief
Castle K4 had 327 usual residents at the census.
In Castle K4, 99.2% of homes and businesses could get gigabit-capable broadband in January 2026.
71.9% of residents in Castle K4 were aged 15 to 64 at the census.
15.3% of residents in Castle K4 were aged 65 or over at the census.