14.9 mles
From the mouth of the Thames at the North Sea to Teddington Lock in West London.
The river Thames is tidal as far upstream as Teddington Lock which is in a suburb of West London.
Teddington, London, England
As of 2021, the population of Teddington in London, United Kingdom is approximately 29,700.
From the estuary up as far as Teddington Lock, ie the tidal part of the Thames, it is governed by the Port of London Authority. From Teddington Lock to its source, the Environment Agency is responsible.
Yes, on the banks of the River Thames.
About 5 miles
About 30 miles
London Bridge is about 150 miles downstream from the source of the river Thames.
About 65 miles. Oxford isn't in London.
Less than one mile.
Teddington Lock at Staines, to the West and upstream from London.