IP20
Postcode districtPostcode district covering Harleston, in South Norfolk and Mid Suffolk.
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 IP20 postcode. How census figures are added up
Radon Affected Area by postcode district
Worked out by Open Index · 2022
About 0% of people in IP20 live in a 1 km square that the radon atlas marks as a radon Affected Area.
How IP20 compares
Each dot is a postcode district. The black line marks the middle one.
Is IP20 safe? What police records show
In the 12 months to August 2026, police recorded crimes and anti-social behaviour in IP20 at a rate of 40.8 per 1,000 people.
That compares with 59.5 per 1,000 people across the IP postcode area.
In August 2026 alone, 44 cases of crime and anti-social behaviour were recorded in IP20.
In the 12 months to August 2026, the most common types were violence and sexual offences (176), anti-social behaviour (48) and other crime (39).
A year earlier, the recorded crime rate in IP20 was 34.3 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 IP20, neighbourhood by neighbourhood
- Deprivation is ranked by neighbourhood, so IP20 has no single figure. Of its 4 neighbourhoods with a rank:
- Decile 5: 2 neighbourhoods
- Decile 6: 1 neighbourhood
- Decile 7: 1 neighbourhood
English Indices of Deprivation 2025. Decile 1 is the most deprived tenth of neighbourhoods in England.
Neighbourhoods in IP20
| Name | People (census) | Recorded crime per 1,000 | Deprivation decile | Gigabit broadband |
|---|---|---|---|---|
| South Norfolk 012C | 2,547 | 26.4 per 1,000 | 5 | 54.3% |
| South Norfolk 013B | 1,495 | 51.7 per 1,000 | 6 | 64.3% |
| South Norfolk 013C | 1,312 | 14.5 per 1,000 | 7 | 34.7% |
| South Norfolk 013D | 2,448 | 70.9 per 1,000 | 5 | 82.8% |
Your MP
- Adrian RamsayGreen PartyMP for Waveney Valley
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 IP201
Postcode sectors in IP202
Councils IP20 covers2
Postcode districts next to IP204
More in the IP postcode area2
IP20 in brief
IP20 is a postcode district covering Harleston, in South Norfolk and Mid Suffolk.
About 8,454 people lived in IP20 in mid-2024 (worked out by Open Index from ONS small-area estimates); the median price paid for a home was £270,000 in 2025 across 137 sales (HM Land Registry) and police recorded crimes and anti-social behaviour at a rate of 40.8 per 1,000 people in the 12 months to August 2026 (police.uk).
The median price paid for a home in IP20 was £270,000 in 2025.
IP20 had 8,363 usual residents at the census.
About 0% of people in IP20 live in a 1 km square that the radon atlas marks as a radon Affected Area.
In IP20, 57.1% of homes and businesses could get gigabit-capable broadband in January 2026.