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IP21

Postcode district

Postcode district covering Stradbroke, in Mid Suffolk and South Norfolk.

Approximate outline worked out by Open Index from the ONS Postcode Directory: each census output area belongs to the district that holds most of its postcodes. People, homes, recorded crime and broadband add up those output areas. House sales count every sale with an IP21 postcode. How census figures are added up

Open in map

Radon Affected Area by postcode district

Worked out by Open Index · 2022

Under 1%90% or more

About 16% of people in IP21 live in a 1 km square that the radon atlas marks as a radon Affected Area.

Median sale price
£375,000
Joint 674th most expensive of 2,235
Worked out by Open Index
Population
11,417
806th least populated of 2,756
ONS Census 2021 · 2021
People in radon Affected Area squares
16%
UK 44%
Worked out by Open Index
Gigabit broadband coverage
53.7%
UK 87.8%
Ofcom · Jan 2026

How IP21 compares

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

IP21Middle
Median sale price33 postcode districts, IP · 2025
Median sale price: every postcode district in IP33 areas from £222,500 to £555,000. The middle area is £312,250. IP21 is £375,000.
£375,0005th most expensive
Population33 postcode districts, IP · 2021
Population: every postcode district in IP33 areas from 2,423 to 41,632. The middle area is 17,949. IP21 is 11,417.
11,41711th least populated
People in radon Affected Area squares33 postcode districts, IP · 2022
People in radon Affected Area squares: every postcode district in IP33 areas from 0.0% to 100.0%. The middle area is 18.0%. IP21 is 16.0%.
16%joint 15th fewest people in radon Affected Areas
Gigabit broadband coverage33 postcode districts, IP · Jan 2026
Gigabit broadband coverage: every postcode district in IP33 areas from 42.0% to 99.5%. The middle area is 69.7%. IP21 is 53.7%.
53.7%4th lowest

Is IP21 safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in IP21 at a rate of 31.6 per 1,000 people.

That compares with 59.5 per 1,000 people across the IP postcode area.

In August 2026 alone, 37 cases of crime and anti-social behaviour were recorded in IP21.

In the 12 months to August 2026, the most common types were violence and sexual offences (196), other crime (51) and criminal damage and arson (44).

A year earlier, the recorded crime rate in IP21 was 29.1 per 1,000 people.

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.

Deprivation in IP21, neighbourhood by neighbourhood

  • Deprivation is ranked by neighbourhood, so IP21 has no single figure. Of its 7 neighbourhoods with a rank:
  • Decile 5: 3 neighbourhoods
  • Decile 6: 3 neighbourhoods
  • Decile 7: 1 neighbourhood

English Indices of Deprivation 2025. Decile 1 is the most deprived tenth of neighbourhoods in England.

Neighbourhoods in IP21

NamePeople (census)Recorded crime per 1,000Deprivation decileGigabit broadband
Mid Suffolk 001B2,03623.9 per 1,000638.5%
Mid Suffolk 003A2,28121.8 per 1,000525.4%
Mid Suffolk 003D1,75327.3 per 1,000732.2%
South Norfolk 013A2,29333.2 per 1,000587.0%
South Norfolk 014D1,60031.4 per 1,000569.7%
South Norfolk 014E1,03731.9 per 1,000672.4%
South Norfolk 014F1,34934.9 per 1,000650.9%

Your MP

As of , from the UK Parliament Members API. Contains Parliamentary information licensed under the Open Parliament Licence v3.0. Source: UK Parliament, Members API.

Middle areas in IP211

Postcode sectors in IP212

Councils IP21 covers2

Postcode districts next to IP216

More in the IP postcode area2

IP21 in brief

IP21 is a postcode district covering Stradbroke, in Mid Suffolk and South Norfolk.

About 11,774 people lived in IP21 in mid-2024 (worked out by Open Index from ONS small-area estimates); the median price paid for a home was £375,000 in 2025 across 144 sales (HM Land Registry) and police recorded crimes and anti-social behaviour at a rate of 31.6 per 1,000 people in the 12 months to August 2026 (police.uk).

The median price paid for a home in IP21 was £375,000 in 2025.

IP21 had 11,417 usual residents at the census.

About 16% of people in IP21 live in a 1 km square that the radon atlas marks as a radon Affected Area.

In IP21, 53.7% of homes and businesses could get gigabit-capable broadband in January 2026.