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Seaton Delaval & Seghill

Middle area

South east Northumberland. 8,251 people (mid-2024 estimate) in 14 square kilometres.

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Radon Affected Area by middle area

Worked out by Open Index · 2022

Under 1%90% or more

About 4% of people in Seaton Delaval & Seghill live in a 1 km square that the radon atlas marks as a radon Affected Area.

Median sale price
£179,975
Joint 1,032nd cheapest of 7,259
Worked out by Open Index
Population
8,155
Joint 3,284th most populated of 9,448
ONS Census 2021 · 2021
People in radon Affected Area squares
4%
UK 44%
Worked out by Open Index
Gigabit broadband coverage
90.4%
UK 87.8%
Ofcom · Jan 2026

Recorded crime in Seaton Delaval & Seghill

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in Seaton Delaval & Seghill at a rate of 94.0 per 1,000 people.

That compares with 77.4 per 1,000 people across Northumberland.

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
Anti-social behaviour239
Violence and sexual offences203
Other crime142
Shoplifting71
Criminal damage and arson62
Vehicle crime24
Burglary16
Drug offences11
Robbery5
Theft from the person3

Source: police.uk, 12 months to August 2026

How Seaton Delaval & Seghill compares

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

Seaton Delaval & SeghillMiddle
Median sale price38 middle areas, Northumberland · 2025
Median sale price: every middle area in Northumberland38 areas from £75,000 to £530,000. The middle area is £191,375. Seaton Delaval & Seghill is £179,975.
£179,97515th cheapest
Population38 middle areas, Northumberland · 2021
Population: every middle area in Northumberland38 areas from 5,447 to 14,549. The middle area is 8,039. Seaton Delaval & Seghill is 8,155.
8,15519th most populated
People in radon Affected Area squares38 middle areas, Northumberland · 2022
People in radon Affected Area squares: every middle area in Northumberland38 areas from 0.0% to 100.0%. The middle area is 54.0%. Seaton Delaval & Seghill is 4.0%.
4%7th fewest people in radon Affected Areas
Gigabit broadband coverage38 middle areas, Northumberland · Jan 2026
Gigabit broadband coverage: every middle area in Northumberland38 areas from 24.6% to 98.7%. The middle area is 91.7%. Seaton Delaval & Seghill is 90.4%.
90.4%17th lowest

Is Seaton Delaval & Seghill safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in Seaton Delaval & Seghill at a rate of 94.0 per 1,000 people.

That compares with 77.4 per 1,000 people across Northumberland.

Across England as a whole, the recorded crime rate was 96.3 per 1,000 people.

In August 2026 alone, 68 cases of crime and anti-social behaviour were recorded in Seaton Delaval & Seghill.

In the 12 months to August 2026, the most common types were anti-social behaviour (239), violence and sexual offences (203) and other crime (142).

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 Northumberland

These figures are published for the whole of Northumberland, not for each middle area, so they describe all of Northumberland and not Seaton Delaval & Seghill alone. See Northumberland

Average house price
£213,113
Up 4.5% in a year
HM Land Registry · Aug 2026
Median full-time pay
£37,721
147th lowest paid of 348
ONS earnings survey · 2025
House price to pay
5.6×
Joint 66th most affordable of 348
Worked out by Open Index
Deprivation score
22.0
Joint 114th most deprived of 296
MHCLG · England only
Seaton Delaval & Seghill in brief

The median price paid for a home in Seaton Delaval & Seghill was £179,975 in 2025.

Seaton Delaval & Seghill had 8,155 usual residents at the census.

About 4% of people in Seaton Delaval & Seghill live in a 1 km square that the radon atlas marks as a radon Affected Area.

In Seaton Delaval & Seghill, 90.4% of homes and businesses could get gigabit-capable broadband in January 2026.