Where is Watford England? Map of Watford

Watford is located in the United Kingdom. It is positioned in “Europe / London” time zone (GMT0), with current time: 06:15, Friday. Unlike its time zone: -3 hour (s). Watford (England, Hertfordshire) Populated place, population ∼125.7 miles.

Is Watford considered part of London?
Which part of UK is Watford?
Is Watford East or South East England?
Is Watford in London posh?