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Griffithstown & Sebastopol

Middle area

South east Torfaen. 7,501 people in 3.2 square kilometres.

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Radon Affected Area by middle area

Worked out by Open Index · 2022

Under 1%90% or more

About 100% of people in Griffithstown & Sebastopol live in a 1 km square that the radon atlas marks as a radon Affected Area.

Median sale price
£195,000
Joint 1,366th cheapest of 7,259
Worked out by Open Index
Population
7,482
Joint 4,449th most populated of 9,448
ONS Census 2021 · 2021
People in radon Affected Area squares
100%
UK 44%
Worked out by Open Index
Gigabit broadband coverage
95.7%
UK 87.8%
Ofcom · Jan 2026

Recorded crime in Griffithstown & Sebastopol

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in Griffithstown & Sebastopol at a rate of 105.1 per 1,000 people.

That compares with 125.1 per 1,000 people across Torfaen.

Worked out by Open Index from police.uk crime records and ONS and NISRA population estimates.

Recorded by police, 12 months to August 2026
Kind of crimeRecorded
Violence and sexual offences307
Other crime167
Anti-social behaviour97
Criminal damage and arson72
Shoplifting69
Vehicle crime32
Drug offences24
Burglary20
Robbery0
Theft from the person0

Source: police.uk, 12 months to August 2026

How Griffithstown & Sebastopol compares

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

Griffithstown & SebastopolMiddle
Median sale price13 middle areas, Torfaen · 2025
Median sale price: every middle area in Torfaen13 areas from £136,000 to £266,750. The middle area is £200,000. Griffithstown & Sebastopol is £195,000.
£195,0006th cheapest
Population13 middle areas, Torfaen · 2021
Population: every middle area in Torfaen13 areas from 5,895 to 8,870. The middle area is 7,079. Griffithstown & Sebastopol is 7,482.
7,4825th most populated
People in radon Affected Area squares13 middle areas, Torfaen · 2022
People in radon Affected Area squares: every middle area in Torfaen13 areas from 58.0% to 100.0%. The middle area is 100.0%. Griffithstown & Sebastopol is 100.0%.
100%joint most people in radon Affected Areas
Gigabit broadband coverage13 middle areas, Torfaen · Jan 2026
Gigabit broadband coverage: every middle area in Torfaen13 areas from 5.5% to 96.5%. The middle area is 91.3%. Griffithstown & Sebastopol is 95.7%.
95.7%3rd highest

Is Griffithstown & Sebastopol safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in Griffithstown & Sebastopol at a rate of 105.1 per 1,000 people.

That compares with 125.1 per 1,000 people across Torfaen.

Across Wales as a whole, the recorded crime rate was 96.7 per 1,000 people.

In August 2026 alone, 74 cases of crime and anti-social behaviour were recorded in Griffithstown & Sebastopol.

In the 12 months to August 2026, the most common types were violence and sexual offences (307), other crime (167) and anti-social behaviour (97).

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 Torfaen

These figures are published for the whole of Torfaen, not for each middle area, so they describe all of Torfaen and not Griffithstown & Sebastopol alone. See Torfaen

Average house price
£199,184
Down 0.5% in a year
HM Land Registry · Jul 2026
Median full-time pay
£39,170
159th highest paid of 348
ONS earnings survey · 2025
House price to pay
5.1×
Joint 47th most affordable of 348
Worked out by Open Index
Population estimate
93,973
Down 0.1% in a year
ONS population estimates · 2025
Griffithstown & Sebastopol in brief

The median price paid for a home in Griffithstown & Sebastopol was £195,000 in 2025.

Griffithstown & Sebastopol had 7,482 usual residents at the census.

About 100% of people in Griffithstown & Sebastopol live in a 1 km square that the radon atlas marks as a radon Affected Area.

In Griffithstown & Sebastopol, 95.7% of homes and businesses could get gigabit-capable broadband in January 2026.