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Castle T5

Neighbourhood

North Belfast. 557 people (mid-2024 estimate) in 0.1 square kilometres.

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Gigabit coverage by neighbourhood

Connected Nations (Ofcom) · January 2026

Under 60%98% or more

In Castle T5, 97.0% of homes and businesses could get gigabit-capable broadband in January 2026.

Population
532
Joint 3,145th least populated of 46,844
ONS Census 2021 · 2021
Gigabit broadband coverage
97.0%
UK 87.8%
Ofcom · Jan 2026
Aged 15 to 64
62.8%
Joint 21,682nd lowest of 46,844
ONS Census 2021 · 2021
Aged 65 and over
14.2%
Joint 14,368th lowest of 46,844
ONS Census 2021 · 2021

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 T5. See deprivation across Belfast

How Castle T5 compares

Each dot is a neighbourhood. The black line marks the middle one.

Castle T5Middle
Population735 neighbourhoods, Belfast · 2021
Population: every neighbourhood in Belfast735 areas from 154 to 2,149. The middle area is 450. Castle T5 is 532.
532joint 214th most populated
Gigabit broadband coverage735 neighbourhoods, Belfast · Jan 2026
Gigabit broadband coverage: every neighbourhood in Belfast735 areas from 48.0% to 100.0%. The middle area is 99.2%. Castle T5 is 97.0%.
97.0%joint 197th lowest
Aged 15 to 64735 neighbourhoods, Belfast · 2021
Aged 15 to 64: every neighbourhood in Belfast735 areas from 28.0% to 97.3%. The middle area is 65.1%. Castle T5 is 62.8%.
62.8%joint 239th lowest
Aged 65 and over735 neighbourhoods, Belfast · 2021
Aged 65 and over: every neighbourhood in Belfast735 areas from 0.1% to 67.8%. The middle area is 14.7%. Castle T5 is 14.2%.
14.2%joint 343rd lowest

Is Castle T5 safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in Castle T5 at a rate of 439.9 per 1,000 people.

That compares with 243.3 per 1,000 people across Castle T.

Across Northern Ireland as a whole, the recorded crime rate was 70.2 per 1,000 people.

In August 2026 alone, 23 cases of crime and anti-social behaviour were recorded in Castle T5.

In the 12 months to August 2026, the most common types were anti-social behaviour (63), violence and sexual offences (62) and criminal damage and arson (36).

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 T5 alone. See Belfast

Average house price
£184,768
Up 7.7% in a year
HM Land Registry · Aug 2026
Population estimate
351,927
Down 0.1% in a year
ONS population estimates · 2025
Female life expectancy
80.5years
UK 83.0 years
ONS life expectancy · 2022 to 2024
People in radon Affected Area squares
14%
UK 44%
Worked out by Open Index
Castle T5 in brief

Castle T5 had 532 usual residents at the census.

In Castle T5, 97.0% of homes and businesses could get gigabit-capable broadband in January 2026.

62.8% of residents in Castle T5 were aged 15 to 64 at the census.

14.2% of residents in Castle T5 were aged 65 or over at the census.