# SK Postcode area named after Stockport, with 19 districts. The SK postcode area, named after Stockport, has 19 postcode districts. Median sale price £299,950 in 2025. About 642,506 people. Postcode area. Code SK. In: [Postcodes](https://openindex.co.uk/postcode) Approximate outline worked out by Open Index from the ONS Postcode Directory: the outline joins its districts’ outlines, each made of the census output areas that hold most of the district’s postcodes. ## Key figures - **Median sale price: £299,950** (2025). The median price paid for a home in SK was £299,950 in 2025. 52nd most expensive of 104. Source: Worked out by Open Index from HM Land Registry Price Paid Data. Published 28 September 2026. https://openindex.co.uk/postcode/sk#f-house-sales-median-price - **Population: 624,579** (2021). SK had 624,579 usual residents at the census (ONS Census 2021). 38th most populated of 120. 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/sk#f-population - **People in radon Affected Area squares: 37%** (2022). About 37% of people in SK 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/sk#f-radon-affected-share - **Gigabit broadband coverage: 90.1%** (January 2026). In SK, 90.1% 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/sk#f-gigabit-coverage ## On the map - [Radon Affected Area by postcode area](https://openindex.co.uk/map/radon-affected-areas?place=SK) (Worked out by Open Index · 2022): About 37% of people in SK live in a 1 km square that the radon atlas marks as a radon Affected Area. - [Sales per year by postcode area](https://openindex.co.uk/map/house-sales-per-year?place=SK) (Worked out by Open Index · 2025): 10,298 homes were sold in SK in 2025. - [Population by postcode area](https://openindex.co.uk/map/population?place=SK) (Census 2021, England and Wales): SK had 624,579 usual residents at the census. - [Deprivation score by council](https://openindex.co.uk/map/deprivation-score-england?place=SK) (English Indices of Deprivation 2025): Deprivation score (England) is published for whole councils, not for SK on its own. ## How SK compares Each postcode area against every other postcode area the measure covers. | Measure | SK | Rank | Compared with | | --- | --- | --- | --- | | Median sale price | £299,950 | 52nd most expensive | 104 postcode areas, England and Wales · 2025 | | Population | 624,579 | 38th most populated | 120 postcode areas, UK · 2021 | | People in radon Affected Area squares | 37% | 54th fewest people in radon Affected Areas | 120 postcode areas, UK · 2022 | | Gigabit broadband coverage | 90.1% | joint 49th highest | 120 postcode areas, UK · Jan 2026 | ## What is the population of SK? SK had 624,579 usual residents at the census. SK is the 38th most populated of 120 in the UK. ## Postcode districts in SK | Area | People (census) | Median sale price | Recorded crime per 1,000 | | --- | --- | --- | --- | | [SK1](https://openindex.co.uk/postcode/sk1) | 12,472 | £210,000 | – | | [SK2](https://openindex.co.uk/postcode/sk2) | 30,210 | £287,000 | – | | [SK3](https://openindex.co.uk/postcode/sk3) | 29,980 | £263,000 | – | | [SK4](https://openindex.co.uk/postcode/sk4) | 35,481 | £345,000 | – | | [SK5](https://openindex.co.uk/postcode/sk5) | 31,110 | £220,000 | – | | [SK6](https://openindex.co.uk/postcode/sk6) | 51,566 | £315,000 | – | | [SK7](https://openindex.co.uk/postcode/sk7) | 41,909 | £417,500 | – | | [SK8](https://openindex.co.uk/postcode/sk8) | 60,892 | £370,000 | – | | [SK9](https://openindex.co.uk/postcode/sk9) | 39,711 | £490,000 | 58.4 per 1,000 | | [SK10](https://openindex.co.uk/postcode/sk10) | 41,382 | £351,495 | 73.0 per 1,000 | | [SK11](https://openindex.co.uk/postcode/sk11) | 37,178 | £265,000 | 66.1 per 1,000 | | [SK12](https://openindex.co.uk/postcode/sk12) | 19,401 | £437,500 | – | | [SK13](https://openindex.co.uk/postcode/sk13) | 33,338 | £255,000 | 72.4 per 1,000 | | [SK14](https://openindex.co.uk/postcode/sk14) | 50,223 | £225,000 | – | | [SK15](https://openindex.co.uk/postcode/sk15) | 29,120 | £212,500 | – | | [SK16](https://openindex.co.uk/postcode/sk16) | 19,204 | £207,750 | – | | [SK17](https://openindex.co.uk/postcode/sk17) | 30,981 | £254,800 | 87.0 per 1,000 | | [SK22](https://openindex.co.uk/postcode/sk22) | 12,069 | £280,000 | 50.7 per 1,000 | | [SK23](https://openindex.co.uk/postcode/sk23) | 18,352 | £280,000 | 48.3 per 1,000 | ## SK in brief The SK postcode area, named after Stockport, has 19 postcode districts. The median price paid for a home in SK was £299,950 in 2025. SK had 624,579 usual residents at the census. About 37% of people in SK live in a 1 km square that the radon atlas marks as a radon Affected Area. In SK, 90.1% of homes and businesses could get gigabit-capable broadband in January 2026. ## About - Type: Postcode area - Code: SK - Area: 1,151 km² - People, mid-2024: 642,506* - Postcode districts: 19 * 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 region and nation this postcode area mostly lies in. Its edges do not follow theirs. ## Next door [S](https://openindex.co.uk/postcode/s), [DE](https://openindex.co.uk/postcode/de), [ST](https://openindex.co.uk/postcode/st), [M](https://openindex.co.uk/postcode/m), [WA](https://openindex.co.uk/postcode/wa), [CW](https://openindex.co.uk/postcode/cw) ## Latest updates for SK - 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/sk, or to one figure with its anchor, https://openindex.co.uk/postcode/sk#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/sk