# SA3 4SN

## Location

- **Coordinates:** 51.576327, -4.008398
- **Open Location Code:** 9C3QHXGR+GJ
- **Maidenhead Locator:** IO71xn
- **Qibla:** 114.9°
- **Grid reference:** SS 60925 88296
- **UTM:** 30U 430122 5714399
- **Elevation:** 59m
- **Timezone:** Europe/London

## Administrative areas

- **Country:** Wales (W92000004)
- **Admin district:** Swansea (W06000011)
- **Ward:** Mumbles (W05001056)
- **Constituency:** Gower (W07000097)
- **Parish code:** W04000583
- **Travel to work area:** W22000032
- **Police force area:** W15000003
- **Built-up area:** W45001113
- **European electoral region:** Wales (W08000001)
- **Date introduced:** 1980-01

## Census & classification

- **2021 LSOA:** W01000824
- **2021 MSOA:** Mumbles & Newton (W02000198)
- **2021 output area:** W00004402
- **2011 LSOA:** W01000824
- **2011 MSOA:** W02000198
- **2011 output area:** W00004402
- **2011 workplace zone:** W35001780
- **Rural/urban classification:** Urban: nearer to a major town or city
- **Output area classification:** Urbanites (5B3)
- **Deprivation rank (IMD):** 1801
- **Postcode user type:** Small

## Health (England)

- **ICB location:** W11000031

## Nearest

| Type | Name | Distance (m) |
|---|---|---|
| Railway station | Swansea | 7121 |
| Airport | Swansea Airport | 5144 |
| Bus stop | Underhill Park | 277 |
| Food bank | West Cross | 1386 |
| Defibrillator | Chelston House Heartbeat Trust Uk | 302 |
| Pharmacy | Castle Pharmacy | 401 |
| Post office | Mumbles Post Office | 630 |
| Library | Oystermouth Library | 673 |
| Coast | — | 1236 |
| Central London | — | 268456 |

## Utilities

- **Electricity:** National Grid Electricity Distribution (region K, MPAN 21)
- **Water:** Dŵr Cymru
- **Sewerage:** Dŵr Cymru
- **Broadband:** 100% gigabit, 100% superfast, 100% ultrafast, 0% below USO

## Adjacent postcodes

- [SA3 5SU](https://openpostcodes.uk/SA3%205SU)
- [SA3 5SY](https://openpostcodes.uk/SA3%205SY)
- [SA3 4SL](https://openpostcodes.uk/SA3%204SL)
- [SA3 4UF](https://openpostcodes.uk/SA3%204UF)
- [SA3 4SW](https://openpostcodes.uk/SA3%204SW)
- [SA3 4UG](https://openpostcodes.uk/SA3%204UG)
- [SA3 5QF](https://openpostcodes.uk/SA3%205QF)

## Boundary

A Polygon boundary polygon is available in the [JSON format](https://openpostcodes.uk/SA3%204SN.json).

## Data

- [HTML](https://openpostcodes.uk/SA3%204SN)
- [JSON](https://openpostcodes.uk/SA3%204SN.json)
- [Markdown](https://openpostcodes.uk/SA3%204SN.md)