# IP20

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

IP20 is a postcode district covering Harleston, in South Norfolk and Mid Suffolk. Median sale price £270,000 in 2025. Recorded crime 40.8 per 1,000 people.

Postcode district. Code IP20. In: [Postcodes](https://openindex.co.uk/postcode) › [IP](https://openindex.co.uk/postcode/ip)

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](https://openindex.co.uk/sources/population)

## Key figures

- **Median sale price: £270,000** (2025). The median price paid for a home in IP20 was £270,000 in 2025. Joint 895th cheapest of 2,235. Source: Worked out by Open Index from HM Land Registry Price Paid Data. Published 28 September 2026. https://openindex.co.uk/postcode/ip20#f-house-sales-median-price
- **Population: 8,363** (2021). IP20 had 8,363 usual residents at the census (ONS Census 2021). 633rd least populated of 2,756. Source: Census 2021, England and Wales and Scotland's Census 2022 and Census 2021, Northern Ireland, 2021. Published 21 July 2026. https://openindex.co.uk/postcode/ip20#f-population
- **People in radon Affected Area squares: 0%** (2022). About 0% of people in IP20 live in a 1 km square that the radon atlas marks as a radon Affected Area. UK 44%. Source: Worked out by Open Index from the UKHSA and BGS radon atlas and census output areas. Published 1 December 2022. https://openindex.co.uk/postcode/ip20#f-radon-affected-share
- **Gigabit broadband coverage: 57.1%** (January 2026). In IP20, 57.1% of homes and businesses could get gigabit-capable broadband in January 2026 (Ofcom). UK 87.8%. Source: Connected Nations (Ofcom), January 2026. Published 13 May 2026. https://openindex.co.uk/postcode/ip20#f-gigabit-coverage

## On the map

- [Radon Affected Area by postcode district](https://openindex.co.uk/map/radon-affected-areas?place=IP20) (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.
- [Sales per year by postcode district](https://openindex.co.uk/map/house-sales-per-year?place=IP20) (Worked out by Open Index · 2025): 137 homes were sold in IP20 in 2025.
- [Crime and ASB by postcode district](https://openindex.co.uk/map/recorded-crime?place=IP20) (Police recorded crime and outcomes (data.police.uk) · August 2026): Crime and anti-social behaviour for IP20.
- [Population by postcode district](https://openindex.co.uk/map/population?place=IP20) (Census 2021, England and Wales): IP20 had 8,363 usual residents at the census.

## How IP20 compares

Each postcode district against every other postcode district the measure covers.

| Measure | IP20 | Rank | Compared with |
| --- | --- | --- | --- |
| Median sale price | £270,000 | 9th cheapest | 33 postcode districts, IP · 2025 |
| Population | 8,363 | 6th least populated | 33 postcode districts, IP · 2021 |
| People in radon Affected Area squares | 0% | joint fewest people in radon Affected Areas | 33 postcode districts, IP · 2022 |
| Gigabit broadband coverage | 57.1% | 5th lowest | 33 postcode districts, IP · Jan 2026 |

## 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

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

## Neighbourhoods in IP20

| Area | People (census) | Recorded crime per 1,000 | Deprivation decile | Gigabit broadband |
| --- | --- | --- | --- | --- |
| [South Norfolk 012C](https://openindex.co.uk/south-norfolk/neighbourhood/e01026894) | 2,547 | 26.4 per 1,000 | 5 | 54.3% |
| [South Norfolk 013B](https://openindex.co.uk/south-norfolk/neighbourhood/e01026900) | 1,495 | 51.7 per 1,000 | 6 | 64.3% |
| [South Norfolk 013C](https://openindex.co.uk/south-norfolk/neighbourhood/e01026901) | 1,312 | 14.5 per 1,000 | 7 | 34.7% |
| [South Norfolk 013D](https://openindex.co.uk/south-norfolk/neighbourhood/e01026902) | 2,448 | 70.9 per 1,000 | 5 | 82.8% |

## Your MP

- [Waveney Valley](https://openindex.co.uk/constituency/waveney-valley): Adrian Ramsay (Green Party), MP since July 2024.

As of 18 October 2026. Contains Parliamentary information licensed under the Open Parliament Licence v3.0. Source: UK Parliament, Members API.

## Middle areas in IP20

[Harleston & Pulham](https://openindex.co.uk/south-norfolk/harleston-and-pulham)

## Postcode sectors in IP20

[IP20 0 (125 postcodes)](https://openindex.co.uk/postcode/ip20-0), [IP20 9 (198 postcodes)](https://openindex.co.uk/postcode/ip20-9)

## Councils IP20 covers

[South Norfolk](https://openindex.co.uk/south-norfolk), [Mid Suffolk](https://openindex.co.uk/mid-suffolk)

## Postcode districts next to IP20

[IP19](https://openindex.co.uk/postcode/ip19), [IP21](https://openindex.co.uk/postcode/ip21), [NR15](https://openindex.co.uk/postcode/nr15), [NR35](https://openindex.co.uk/postcode/nr35)

## More in the IP postcode area

[All IP postcode districts](https://openindex.co.uk/postcode/ip), [Every UK postcode area](https://openindex.co.uk/postcode)

## 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.

## About

- Type: Postcode district
- Code: IP20
- Postcode area: [IP](https://openindex.co.uk/postcode/ip)
- Constituency: [Waveney Valley †](https://openindex.co.uk/constituency/waveney-valley)
- Council: [South Norfolk †](https://openindex.co.uk/south-norfolk)
- Area: 81.56 km²
- People, mid-2024: 8,454*
- Neighbourhoods: 4
- Output areas: 28

* People: worked out by Open Index from neighbourhood estimates, shared out by where people lived at the census (by area in Northern Ireland). This area's edges do not follow neighbourhood edges, so the figure is close but not exact.
† Best fit: the constituency, council, region and nation this postcode district mostly lies in. Its edges do not follow theirs.

## Next door

[IP21](https://openindex.co.uk/postcode/ip21), [IP19](https://openindex.co.uk/postcode/ip19), [NR35](https://openindex.co.uk/postcode/nr35), [NR15](https://openindex.co.uk/postcode/nr15)

## Latest updates for IP20

- August 2026 house prices published: HM Land Registry and partners · Oct 2026.
- September 2026 rent published: ONS private rents · Oct 2026.
- Dental practices updated: NHS England · Oct 2026.
- Schools updated: Ofsted · Oct 2026.

The same figures as JSON: https://openindex.co.uk/v1/places/IP20

## How to cite

Source: Open Index, openindex.co.uk. Link to this page, https://openindex.co.uk/postcode/ip20, or to one figure with its anchor, https://openindex.co.uk/postcode/ip20#f-house-sales-median-price.

Open Index's own text and the figures it works out are licensed under CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). Source data keeps its publishers' licences, named with each figure. Give each figure's period and source with it.

Snapshot 2026.10.9. The HTML page: https://openindex.co.uk/postcode/ip20