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Black Mountain P3

Neighbourhood

South west Belfast. 574 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 Black Mountain P3, 100.0% of homes and businesses could get gigabit-capable broadband in January 2026.

Population
556
Joint 3,669th least populated of 46,844
ONS Census 2021 · 2021
Gigabit broadband coverage
100.0%
UK 87.8%
Ofcom · Jan 2026
Aged 15 to 64
64.5%
Joint 19,115th highest of 46,844
ONS Census 2021 · 2021
Aged 65 and over
15.0%
Joint 15,881st 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 Black Mountain P3. See deprivation across Belfast

How Black Mountain P3 compares

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

Black Mountain P3Middle
Population735 neighbourhoods, Belfast · 2021
Population: every neighbourhood in Belfast735 areas from 154 to 2,149. The middle area is 450. Black Mountain P3 is 556.
556joint 176th 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%. Black Mountain P3 is 100.0%.
100.0%joint highest
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%. Black Mountain P3 is 64.5%.
64.5%joint 332nd 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%. Black Mountain P3 is 15.0%.
15.0%joint 353rd highest

Is Black Mountain P3 safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in Black Mountain P3 at a rate of 66.2 per 1,000 people.

That compares with 131.7 per 1,000 people across Black Mountain P.

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

In August 2026 alone, 3 cases of crime and anti-social behaviour were recorded in Black Mountain P3.

In the 12 months to August 2026, the most common types were violence and sexual offences (16), anti-social behaviour (7) and other crime (7).

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 Black Mountain P3 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
Black Mountain P3 in brief

Black Mountain P3 had 556 usual residents at the census.

In Black Mountain P3, 100.0% of homes and businesses could get gigabit-capable broadband in January 2026.

64.5% of residents in Black Mountain P3 were aged 15 to 64 at the census.

15.0% of residents in Black Mountain P3 were aged 65 or over at the census.