# S3 Postcode district covering Sheffield, Kelham Island and Netherthorpe, in Sheffield. S3 is a postcode district covering Sheffield, Kelham Island and Netherthorpe, in Sheffield. Median sale price £135,240 in 2025. Postcode district. Code S3. In: [Postcodes](https://openindex.co.uk/postcode) › [S](https://openindex.co.uk/postcode/s) 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 S3 postcode. [How census figures are added up](https://openindex.co.uk/sources/population) ## Key figures - **Median sale price: £135,240** (2025). The median price paid for a home in S3 was £135,240 in 2025. 59th 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/s3#f-house-sales-median-price - **Population: 18,857** (2021). S3 had 18,857 usual residents at the census (ONS Census 2021). 1,220th 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/s3#f-population - **People in radon Affected Area squares: 100%** (2022). About 100% of people in S3 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/s3#f-radon-affected-share - **Gigabit broadband coverage: 86.3%** (January 2026). In S3, 86.3% 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/s3#f-gigabit-coverage ## On the map - [Radon Affected Area by postcode district](https://openindex.co.uk/map/radon-affected-areas?place=S3) (Worked out by Open Index · 2022): About 100% of people in S3 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=S3) (Worked out by Open Index · 2025): 120 homes were sold in S3 in 2025. - [Crime and ASB by postcode district](https://openindex.co.uk/map/recorded-crime?place=S3) (Police recorded crime and outcomes (data.police.uk) · August 2026): Crime and anti-social behaviour for S3. - [Population by postcode district](https://openindex.co.uk/map/population?place=S3) (Census 2021, England and Wales): S3 had 18,857 usual residents at the census. ## How S3 compares Each postcode district against every other postcode district the measure covers. | Measure | S3 | Rank | Compared with | | --- | --- | --- | --- | | Median sale price | £135,240 | 4th cheapest | 45 postcode districts, S · 2025 | | Population | 18,857 | 12th least populated | 47 postcode districts, S · 2021 | | People in radon Affected Area squares | 100% | joint most people in radon Affected Areas | 47 postcode districts, S · 2022 | | Gigabit broadband coverage | 86.3% | joint 9th lowest | 47 postcode districts, S · Jan 2026 | ## Is S3 safe? What police records show In the 12 months to August 2026, police recorded crimes and anti-social behaviour in S3 at a rate of 125.9 per 1,000 people. That compares with 109.1 per 1,000 people across the S postcode area. In August 2026 alone, 226 cases of crime and anti-social behaviour were recorded in S3. In the 12 months to August 2026, the most common types were violence and sexual offences (948), other crime (520) and anti-social behaviour (482). A year earlier, the recorded crime rate in S3 was 120.1 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 S3, neighbourhood by neighbourhood - Deprivation is ranked by neighbourhood, so S3 has no single figure. Of its 9 neighbourhoods with a rank: - Decile 1 (England’s most deprived 10%): 3 neighbourhoods - Decile 2: 2 neighbourhoods - Decile 3: 1 neighbourhood - Decile 5: 2 neighbourhoods - Decile 7: 1 neighbourhood Source: English Indices of Deprivation 2025. Decile 1 is the most deprived tenth of neighbourhoods in England. ## Neighbourhoods in S3 | Area | People (census) | Recorded crime per 1,000 | Deprivation decile | Gigabit broadband | | --- | --- | --- | --- | --- | | [Sheffield 019A](https://openindex.co.uk/sheffield/neighbourhood/e01007870) | 1,792 | 130.5 per 1,000 | 1 | 98.8% | | [Sheffield 022B](https://openindex.co.uk/sheffield/neighbourhood/e01007875) | 1,811 | 91.6 per 1,000 | 1 | 99.8% | | [Sheffield 022G](https://openindex.co.uk/sheffield/neighbourhood/e01033269) | 1,854 | 733.1 per 1,000 | 1 | 97.8% | | [Sheffield 022H](https://openindex.co.uk/sheffield/neighbourhood/e01033270) | 1,633 | 291.3 per 1,000 | 3 | 90.4% | | [Sheffield 026B](https://openindex.co.uk/sheffield/neighbourhood/e01008068) | 2,285 | 78.0 per 1,000 | 2 | 88.7% | | [Sheffield 073C](https://openindex.co.uk/sheffield/neighbourhood/e01033263) | 2,103 | 90.7 per 1,000 | 5 | 93.3% | | [Sheffield 073E](https://openindex.co.uk/sheffield/neighbourhood/e01033276) | 1,844 | 114.2 per 1,000 | 7 | 94.6% | | [Sheffield 074A](https://openindex.co.uk/sheffield/neighbourhood/e01008114) | 2,708 | 282.1 per 1,000 | 2 | 83.7% | | [Sheffield 074F](https://openindex.co.uk/sheffield/neighbourhood/e01034844) | 2,163 | 271.9 per 1,000 | 5 | 75.0% | ## Your MP - [Sheffield Central](https://openindex.co.uk/constituency/sheffield-central): Abtisam Mohamed (Labour), MP since July 2024. 77% of the people here. - [Sheffield Brightside and Hillsborough](https://openindex.co.uk/constituency/sheffield-brightside-and-hillsborough): Gill Furniss (Labour), MP since July 2024. 23% of the people here. As of 18 October 2026. Contains Parliamentary information licensed under the Open Parliament Licence v3.0. Source: UK Parliament, Members API. ## Middle areas in S3 [Burngreave & Grimesthorpe](https://openindex.co.uk/sheffield/burngreave-and-grimesthorpe), [Devonshire Quarter](https://openindex.co.uk/sheffield/devonshire-quarter) ## Postcode sectors in S3 [S3 7 (239 postcodes)](https://openindex.co.uk/postcode/s3-7), [S3 8 (177 postcodes)](https://openindex.co.uk/postcode/s3-8), [S3 9 (115 postcodes)](https://openindex.co.uk/postcode/s3-9) ## Council [Sheffield](https://openindex.co.uk/sheffield) ## Towns in S3 [Sheffield](https://openindex.co.uk/sheffield) ## Postcode districts next to S3 [S1](https://openindex.co.uk/postcode/s1), [S2](https://openindex.co.uk/postcode/s2), [S4](https://openindex.co.uk/postcode/s4), [S5](https://openindex.co.uk/postcode/s5), [S6](https://openindex.co.uk/postcode/s6), [S10](https://openindex.co.uk/postcode/s10), [S98](https://openindex.co.uk/postcode/s98) ## Nearest rail stations [Kelham Island (700 m from the middle)](https://openindex.co.uk/map/rail-stations?around=-1.4779,53.3887), [Infirmary Road (900 m from the middle)](https://openindex.co.uk/map/rail-stations?around=-1.4825,53.3909), [Castle Square (1000 m from the middle)](https://openindex.co.uk/map/rail-stations?around=-1.4661,53.3831), [Fitzalan Sq - Ponds Forge (1.0 km from the middle)](https://openindex.co.uk/map/rail-stations?around=-1.4639,53.3832) ## More in the S postcode area [All S postcode districts](https://openindex.co.uk/postcode/s), [Every UK postcode area](https://openindex.co.uk/postcode) ## S3 in brief S3 is a postcode district covering Sheffield, Kelham Island and Netherthorpe, in Sheffield. About 21,915 people lived in S3 in mid-2024 (worked out by Open Index from ONS small-area estimates); the median price paid for a home was £135,240 in 2025 across 120 sales (HM Land Registry) and police recorded crimes and anti-social behaviour at a rate of 125.9 per 1,000 people in the 12 months to August 2026 (police.uk). The median price paid for a home in S3 was £135,240 in 2025. S3 had 18,857 usual residents at the census. About 100% of people in S3 live in a 1 km square that the radon atlas marks as a radon Affected Area. In S3, 86.3% of homes and businesses could get gigabit-capable broadband in January 2026. ## About - Type: Postcode district - Code: S3 - Postcode area: [S](https://openindex.co.uk/postcode/s) - Constituency: [Sheffield Central †](https://openindex.co.uk/constituency/sheffield-central) - Council: [Sheffield †](https://openindex.co.uk/sheffield) - Area: 3.24 km² - People, mid-2024: 21,915* - Neighbourhoods: 9 - Output areas: 55 * 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 [S1](https://openindex.co.uk/postcode/s1), [S4](https://openindex.co.uk/postcode/s4), [S6](https://openindex.co.uk/postcode/s6), [S10](https://openindex.co.uk/postcode/s10), [S5](https://openindex.co.uk/postcode/s5), [S98](https://openindex.co.uk/postcode/s98) ## Latest updates for S3 - 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. ## How to cite Source: Open Index, openindex.co.uk. Link to this page, https://openindex.co.uk/postcode/s3, or to one figure with its anchor, https://openindex.co.uk/postcode/s3#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/s3