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Offa

Ward

The west of the North Hertfordshire. About 3,689 people (mid-2024 estimate) in 47 square kilometres.

Open in map

Radon Affected Area by ward

Worked out by Open Index · 2022

Under 1%90% or more

About 60% of people in Offa live in a 1 km square that the radon atlas marks as a radon Affected Area.

Population
3,605
Joint 1,630th least populated of 8,397
ONS Census 2021 · 2021
People in radon Affected Area squares
60%
UK 44%
Worked out by Open Index
Gigabit broadband coverage
36.8%
UK 87.8%
Ofcom · Jan 2026
Claimant rate
2.1%
UK 3.9%
ONS via Nomis · Aug 2026

How Offa compares

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

OffaMiddle
Population25 wards, North Hertfordshire · 2021
Population: every ward in North Hertfordshire25 areas from 2,066 to 9,239. The middle area is 5,634. Offa is 3,605.
3,6058th least populated
People in radon Affected Area squares25 wards, North Hertfordshire · 2022
People in radon Affected Area squares: every ward in North Hertfordshire25 areas from 0.0% to 100.0%. The middle area is 36.0%. Offa is 60.0%.
60%11th most people in radon Affected Areas
Gigabit broadband coverage25 wards, North Hertfordshire · Jan 2026
Gigabit broadband coverage: every ward in North Hertfordshire25 areas from 22.0% to 99.8%. The middle area is 90.9%. Offa is 36.8%.
36.8%3rd lowest
Claimant rate25 wards, North Hertfordshire · Aug 2026
Claimant rate: every ward in North Hertfordshire25 areas from 0.9% to 4.4%. The middle area is 2.0%. Offa is 2.1%.
2.1%11th highest

Is Offa safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in Offa at a rate of 58.6 per 1,000 people.

That compares with 66.6 per 1,000 people across North Hertfordshire.

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

In August 2026 alone, 21 cases of crime and anti-social behaviour were recorded in Offa.

In the 12 months to August 2026, the most common types were violence and sexual offences (72), anti-social behaviour (60) and other crime (46).

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 North Hertfordshire

These figures are published for the whole of North Hertfordshire, not for each ward, so they describe all of North Hertfordshire and not Offa alone. See North Hertfordshire

Average house price
£418,857
Up 5.3% in a year
HM Land Registry · Jul 2026
Median full-time pay
£49,224
18th highest paid of 348
ONS earnings survey · 2025
House price to pay
8.5×
Joint 105th least affordable of 348
Worked out by Open Index
Deprivation score
11.3
38th least deprived of 296
MHCLG · England only
Offa in brief

Offa had 3,605 usual residents at the census.

About 60% of people in Offa live in a 1 km square that the radon atlas marks as a radon Affected Area.

In Offa, 36.8% of homes and businesses could get gigabit-capable broadband in January 2026.

In Offa, 2.1% of residents aged 16 to 64 were claiming out-of-work benefits in August 2026.