Postal Code SW1A - United Kingdom
United Kingdom
| Area of Postal Code SW1A | 1.193 km² |
| Population | 2,143 |
| Male Population | 1,167 (54.5%) |
| Female Population | 976 (45.5%) |
| Population change from 1975 to 2015 | +97.7% |
| Population change from 2000 to 2015 | +34.8% |
| Median Age | 33.5 years |
| Male Median Age | 34.1 years |
| Female Median Age | 32.7 years |
| Area Codes | 20 |
| Postal Code Extensions | SW1A 0AA, SW1A 0AB, SW1A 0AS, SW1A 0DB, SW1A 0LA, SW1A 0PW, SW1A 0RS, SW1A 0WA, SW1A 0WG, SW1A 0WQ More |
| Associated Cities | London, City of London, Charing Cross, St James's |
| Neighborhoods | St. James's, Westminster |
| Timezone | British Summer Time |
| Coordinates | 51.503850933593995° / -0.13588129044415712° |
| Related Postal Codes | SW10, SW11, SW12, SW13, SW14, SW15, SW16, SW17, SW18, SW19 |
Map of Postal Code SW1A - United Kingdom
Interactive Map
Postal Code SW1A - United Kingdom Population
Years 1975 to 2020
| Data | 1975 | 1990 | 2000 | 2015 | 2020 |
|---|---|---|---|---|---|
| Population | 1,084 | 1,362 | 1,590 | 2,143 | 2,242 |
| Population Density | 908.8 / km² | 1,141.8 / km² | 1,333 / km² | 1,796.6 / km² | 1,879.6 / km² |
Sources: JRC (European Commission's Joint Research Centre) work on the GHS built-up grid
Postal Code SW1A - United Kingdom Population change from 2000 to 2015
Increase of 34.8% from year 2000 to 2015
| Location | Change since 1975 | Change since 1990 | Change since 2000 |
|---|---|---|---|
| Postal Code SW1A - United Kingdom | +97.7% | +57.3% | +34.8% |
| United Kingdom | +15.2% | +13.3% | +9.9% |
Sources: JRC (European Commission's Joint Research Centre) work on the GHS built-up grid
Postal Code SW1A - United Kingdom Median Age
Median Age: 33.5 years
| Location | Median Age | Median Age (Female) | Median Age (Male) |
|---|---|---|---|
| Postal Code SW1A - United Kingdom | 33.5 yrs | 32.7 yrs | 34.1 yrs |
| United Kingdom | 39.6 yrs | 40.6 yrs | 38.5 yrs |
Sources: CIESIN (Center for International Earth Science Information Network)
Postal Code SW1A Population Density
Population Density: 1,797 / km²
| Location | Population | Area | Density |
|---|---|---|---|
| Postal Code SW1A | 2,143 | 1.193 km² | 1,797 / km² |
| United Kingdom | 64.5 million | 247,916.6 km² | 260 / km² |
Sources: JRC (European Commission's Joint Research Centre) work on the GHS built-up grid
Postal Code SW1A - United Kingdom Historical and Projected Population
Estimated Population from 1800 to 2100
Sources:
- JRC (European Commission's Joint Research Centre) work on the GHS built-up grid
- CIESIN (Center for International Earth Science Information Network)
- [Link] Klein Goldewijk, K., Beusen, A., Doelman, J., and Stehfest, E.: Anthropogenic land use estimates for the Holocene – HYDE 3.2, Earth Syst. Sci. Data, 9, 927–953, https://doi.org/10.5194/essd-9-927-2017, 2017.
Neighborhoods
Business Distribution by neighborhood in Postal Code SW1A - United Kingdom
Business Concentration in Postal Code SW1A - United Kingdom

Industries
Business Distribution by Industry in Postal Code SW1A - United Kingdom
| Industry Description | Number of Establishments | Average Age of Business |
|---|---|---|
| Corporate management | 168 | 30.7 years |
| Finance other | 50 | 28.3 years |
| Financial services | 44 | 17.5 years |
| Loan companies | 50 | 24.7 years |
| Other wholesale | 117 | 28.1 years |
| Public administration | 374 | 66.9 years |
| Real estate | 49 | 34.8 years |
| Restaurants | 73 | 39.5 years |
| Shopping | 67 | 33 years |
| Trusts and funds | 42 | 38.2 years |
Business distribution by price for Postal Code SW1A - United Kingdom
Human Development Index (HDI)
Statistic composite index of life expectancy, education, and per capita income.
Source: [Link] Kummu, M., Taka, M. &Guillaume, J. Gridded global datasets for Gross Domestic Product and Human Development Index over 1990–2015. Sci Data 5, 180004 (2018) doi:10.1038/sdata.2018.4
Postal Code SW1A CO2 Emissions
Carbon Dioxide (CO2) Emissions Per Capita in Tonnes Per Year
| Location | CO2 Emissions | CO2 Emissions Per Capita | CO2 Emissions Intensity |
|---|---|---|---|
| Postal Code SW1A | 28,982 tn | 13.52 tn | 24,296.8 tons/km² |
| United Kingdom | 735,672,544 tn | 11.4 tn | 2,967.4 tons/km² |
Sources: [Link] Moran, D., Kanemoto K; Jiborn, M., Wood, R., Többen, J., and Seto, K.C. (2018) Carbon footprints of 13,000 cities. Environmental Research Letters DOI: 10.1088/1748-9326/aac72a
Postal Code SW1A CO2 Emissions
| 2013 CO2 emissions (tonnes/year) | 28,982 tn |
| 2013 CO2 emissions (tonnes/year) per capita | 13.52 tn |
| 2013 CO2 emissions intensity (tonnes/km²/year) | 24,296.8 tons/km² |
Natural Hazards Risk
Relative risk out of 10
| Hazard | Risk Level |
|---|---|
| Flood | High (10) |
* Risk, particularly concerning flood or landslide, may not be for the entire area.
Recent Nearby Earthquakes
Magnitude 3.0 and greater
| Date▼ | Time↕ | Magnitude↕ | Distance↕ | Depth↕ | Location↕ | Link |
|---|---|---|---|---|---|---|
| 2/26/19 | 7:42 PM | 3.3 | 34.4 km | 10,000 m | 3km SE of Dorking, United Kingdom | usgs.gov |
| 4/28/07 | 12:18 AM | 4.6 | 92.5 km | 10,000 m | England, United Kingdom | usgs.gov |
| 9/9/95 | 11:20 AM | 3.3 | 96.7 km | 10,000 m | England, United Kingdom | usgs.gov |
| 12/26/86 | 12:50 PM | 3.4 | 92.8 km | 10,000 m | England, United Kingdom | usgs.gov |
| 12/2/85 | 9:40 AM | 3.3 | 57 km | 13,000 m | England, United Kingdom | usgs.gov |
Source: U.S. Geological Survey (USGS)
Postal Code Extensions (352)
About Our Data
The data on this page is estimated using a number of publicly available tools and resources. It is provided without warranty, and could contain inaccuracies. Use at your own risk.