Postal Code AL3 - United Kingdom
| Area of Postal Code AL3 | 69.7 km² |
| Population | 29,508 |
| Male Population | 14,376 (48.7%) |
| Female Population | 15,132 (51.3%) |
| Population change from 1975 to 2015 | +20.4% |
| Population change from 2000 to 2015 | +11.3% |
| Median Age | 39.8 years |
| Male Median Age | 39.1 years |
| Female Median Age | 40.4 years |
| Area Codes | 1442, 1727 |
| Postal Code Extensions | AL3 4AA, AL3 4AB, AL3 4AD, AL3 4AE, AL3 4AF, AL3 4AG, AL3 4AH, AL3 4AJ, AL3 4AL, AL3 4AN More |
| Associated Cities | St Albans, Harpenden, Flamstead, Redbourn |
| Neighborhoods | Flamstead, Markyate, Redbourn, St Albans, Town Centre |
| Timezone | British Summer Time |
| Coordinates | 51.761184641257756° / -0.3463171487713794° |
| Related Postal Codes | AB9, AL1, AL10, AL2, AL4, AL5, AL6, AL7, AL8, AL9 |
Map of Postal Code AL3 - United Kingdom
Interactive Map
Postal Code AL3 - United Kingdom Population
Years 1975 to 2020
| Data | 1975 | 1990 | 2000 | 2015 | 2020 |
|---|---|---|---|---|---|
| Population | 24,506 | 25,438 | 26,511 | 29,508 | 30,814 |
| Population Density | 351.7 / km² | 365.1 / km² | 380.5 / km² | 423.5 / km² | 442.3 / km² |
Postal Code AL3 - United Kingdom Population change from 2000 to 2015
Increase of 11.3% from year 2000 to 2015
| Location | Change since 1975 | Change since 1990 | Change since 2000 |
|---|---|---|---|
| Postal Code AL3 - United Kingdom | +20.4% | +16% | +11.3% |
| United Kingdom | +15.2% | +13.3% | +9.9% |
Postal Code AL3 - United Kingdom Median Age
Median Age: 39.8 years
| Location | Median Age | Median Age (Female) | Median Age (Male) |
|---|---|---|---|
| Postal Code AL3 - United Kingdom | 39.8 yrs | 40.4 yrs | 39.1 yrs |
| United Kingdom | 39.6 yrs | 40.6 yrs | 38.5 yrs |
Postal Code AL3 Population Density
Population Density: 424 / km²
| Location | Population | Area | Density |
|---|---|---|---|
| Postal Code AL3 | 29,508 | 69.7 km² | 424 / km² |
| United Kingdom | 64.5 million | 247,916.6 km² | 260 / km² |
Postal Code AL3 - United Kingdom Historical and Projected Population
Estimated Population from 1200 to 2100
- 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 AL3 - United Kingdom
Area Codes
Percentage Area Codes used by businesses in Postal Code AL3 - United Kingdom

Industries
Business Distribution by Industry in Postal Code AL3 - United Kingdom
| Industry Description | Number of Establishments | Average Age of Business |
|---|---|---|
| Accountants | 70 | 26.4 years |
| Construction of buildings | 111 | 29.9 years |
| Corporate management | 237 | 24.5 years |
| Electronics stores | 67 | 25.4 years |
| General contractors | 69 | 25.4 years |
| Real estate | 85 | 31.9 years |
| Restaurants | 144 | 24.9 years |
| Shopping | 179 | 28 years |
| Shopping other | 99 | 29.2 years |
| Specialized design | 68 | 17.4 years |
Business distribution by price for Postal Code AL3 - United Kingdom
Human Development Index (HDI)
Statistic composite index of life expectancy, education, and per capita income.
Postal Code AL3 CO2 Emissions
Carbon Dioxide (CO2) Emissions Per Capita in Tonnes Per Year
| Location | CO2 Emissions | CO2 Emissions Per Capita | CO2 Emissions Intensity |
|---|---|---|---|
| Postal Code AL3 | 387,236 tn | 13.12 tn | 5,558 tons/km² |
| United Kingdom | 735,672,544 tn | 11.4 tn | 2,967.4 tons/km² |
| 2013 CO2 emissions (tonnes/year) | 387,236 tn |
| 2013 CO2 emissions (tonnes/year) per capita | 13.12 tn |
| 2013 CO2 emissions intensity (tonnes/km²/year) | 5,558 tons/km² |
Natural Hazards Risk
Relative risk out of 10
| Hazard | Risk Level |
|---|---|
| Flood | High (10) |
Recent Nearby Earthquakes
Magnitude 3.0 and greater
| Date▼ | Time↕ | Magnitude↕ | Distance↕ | Depth↕ | Location↕ | Link |
|---|---|---|---|---|---|---|
| 2/26/19 | 7:42 PM | 3.3 | 61.3 km | 10,000 m | 3km SE of Dorking, United Kingdom | usgs.gov |
| 5/11/94 | 6:08 PM | 3.7 | 93 km | 10,000 m | England, United Kingdom | usgs.gov |
| 2/16/92 | 5:22 PM | 3.4 | 73.6 km | 10,000 m | England, United Kingdom | usgs.gov |
| 4/30/87 | 11:09 PM | 3.4 | 93.6 km | 10,000 m | England, United Kingdom | usgs.gov |
| 12/26/86 | 12:50 PM | 3.4 | 70 km | 10,000 m | England, United Kingdom | usgs.gov |
| 12/2/85 | 9:40 AM | 3.3 | 72 km | 13,000 m | England, United Kingdom | usgs.gov |
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.