SL4 spans the counties of Berkshire, Buckinghamshire, and Surrey. It contains the towns of Windsor and Eton, as well as Old Windsor, Cranbourne, Dedworth, Dorney, and Oakley Green. SL4 is 35km west of the city of London. SL4 is a postcode district, also known as an outcode or outbound code.
SL4 and coronavirus (COVID-19): Public Health England report confirmed coronavirus cases by Upper Tier Local Authority, based on the postcode of the patient. 92% of SL4 postcodes are in the Windsor and Maidenhead Upper Tier Local Authority and 8% of SL4 postcodes are in the Bracknell Forest Upper Tier Local Authority. Track confirmed COVID-19 cases in Windsor and Maidenhead and Bracknell Forest. Coronavirus maps for Windsor and Maidenhead and Bracknell Forest.
The below map shows where SL4 is, and the boundary of the SL4 postcode district:
Postal Boundaries © GEOLYTIX copyright and database right 2012
SL4 lies within the counties of Berkshire, Buckinghamshire, and Surrey. The below table and chart shows the split by area:
This data was derived from the below datasets:
Source: GEOLYTIX Postal Geometries
Licence: GeoLytix OpenData Licence Terms and Conditions
Source: Ordnance Survey Ceremonial Counties
Licence: Open Government Licence
|Clewer New Town||Suburb|
Position of SL4 relative to nearby towns. Distance is measured from the centre of SL4 to the centre of the town.
Position of SL4 relative to nearby cities. Distance is measured from the centre of SL4 to the centre of the city.