# SS

Postcode area named after Southend-on-Sea, with 19 districts.

The SS postcode area, named after Southend-on-Sea, has 19 postcode districts. Median sale price £365,000 in 2025. Recorded crime 91.5 per 1,000 people.

Postcode area. Code SS. 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: £365,000** (2025). The median price paid for a home in SS was £365,000 in 2025. 33rd 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/ss#f-house-sales-median-price
- **Population: 545,226** (2021). SS had 545,226 usual residents at the census (ONS Census 2021). 52nd 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/ss#f-population
- **People in radon Affected Area squares: 2%** (2022). About 2% of people in SS 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/ss#f-radon-affected-share
- **Gigabit broadband coverage: 93.3%** (January 2026). In SS, 93.3% 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/ss#f-gigabit-coverage

## On the map

- [Radon Affected Area by postcode area](https://openindex.co.uk/map/radon-affected-areas?place=SS) (Worked out by Open Index · 2022): About 2% of people in SS 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=SS) (Worked out by Open Index · 2025): 7,990 homes were sold in SS in 2025.
- [Crime and ASB by postcode area](https://openindex.co.uk/map/recorded-crime?place=SS) (Police recorded crime and outcomes (data.police.uk) · August 2026): Crime and anti-social behaviour for SS.
- [Population by postcode area](https://openindex.co.uk/map/population?place=SS) (Census 2021, England and Wales): SS had 545,226 usual residents at the census.

## How SS compares

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

| Measure | SS | Rank | Compared with |
| --- | --- | --- | --- |
| Median sale price | £365,000 | 33rd most expensive | 104 postcode areas, England and Wales · 2025 |
| Population | 545,226 | 52nd most populated | 120 postcode areas, UK · 2021 |
| People in radon Affected Area squares | 2% | joint 10th fewest people in radon Affected Areas | 120 postcode areas, UK · 2022 |
| Gigabit broadband coverage | 93.3% | 19th highest | 120 postcode areas, UK · Jan 2026 |

## Is SS safe? What police records show

In the 12 months to August 2026, police recorded crimes and anti-social behaviour in SS at a rate of 91.5 per 1,000 people.
In August 2026 alone, 4,871 cases of crime and anti-social behaviour were recorded in SS.
In the 12 months to August 2026, the most common types were violence and sexual offences (21,283), other crime (8,349) and anti-social behaviour (6,545).
A year earlier, the recorded crime rate in SS was 86.9 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.

## Postcode districts in SS

| Area | People (census) | Median sale price | Recorded crime per 1,000 |
| --- | --- | --- | --- |
| [SS0](https://openindex.co.uk/postcode/ss0) | 43,443 | £315,000 | 106.5 per 1,000 |
| [SS1](https://openindex.co.uk/postcode/ss1) | 28,502 | £360,500 | 237.7 per 1,000 |
| [SS2](https://openindex.co.uk/postcode/ss2) | 37,833 | £316,000 | 127.9 per 1,000 |
| [SS3](https://openindex.co.uk/postcode/ss3) | 28,925 | £350,000 | 76.5 per 1,000 |
| [SS4](https://openindex.co.uk/postcode/ss4) | 21,938 | £370,000 | 65.1 per 1,000 |
| [SS5](https://openindex.co.uk/postcode/ss5) | 22,783 | £449,586 | 35.7 per 1,000 |
| [SS6](https://openindex.co.uk/postcode/ss6) | 32,382 | £422,000 | 53.7 per 1,000 |
| [SS7](https://openindex.co.uk/postcode/ss7) | 50,629 | £400,000 | 48.0 per 1,000 |
| [SS8](https://openindex.co.uk/postcode/ss8) | 38,323 | £320,000 | 82.1 per 1,000 |
| [SS9](https://openindex.co.uk/postcode/ss9) | 50,309 | £409,000 | 49.6 per 1,000 |
| [SS11](https://openindex.co.uk/postcode/ss11) | 18,985 | £400,000 | 64.9 per 1,000 |
| [SS12](https://openindex.co.uk/postcode/ss12) | 18,734 | £370,000 | 85.2 per 1,000 |
| [SS13](https://openindex.co.uk/postcode/ss13) | 22,975 | £310,000 | 149.1 per 1,000 |
| [SS14](https://openindex.co.uk/postcode/ss14) | 28,710 | £325,000 | 167.9 per 1,000 |
| [SS15](https://openindex.co.uk/postcode/ss15) | 34,218 | £342,000 | 82.2 per 1,000 |
| [SS16](https://openindex.co.uk/postcode/ss16) | 32,334 | £355,000 | 96.8 per 1,000 |
| [SS17](https://openindex.co.uk/postcode/ss17) | 33,636 | £365,000 | 64.2 per 1,000 |
| [SS22](https://openindex.co.uk/postcode/ss22) | – | – | – |
| [SS99](https://openindex.co.uk/postcode/ss99) | 567 | – | 130.5 per 1,000 |

## SS in brief

The SS postcode area, named after Southend-on-Sea, has 19 postcode districts.
The median price paid for a home in SS was £365,000 in 2025.
SS had 545,226 usual residents at the census.
About 2% of people in SS live in a 1 km square that the radon atlas marks as a radon Affected Area.
In SS, 93.3% of homes and businesses could get gigabit-capable broadband in January 2026.

## About

- Type: Postcode area
- Code: SS
- Area: 383 km²
- People, mid-2024: 561,710*
- 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

[RM](https://openindex.co.uk/postcode/rm), [CM](https://openindex.co.uk/postcode/cm)

## Latest updates for SS

- 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/ss, or to one figure with its anchor, https://openindex.co.uk/postcode/ss#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/ss