1. Portsmouth
People per square mile: 15,336
Portsmouth is a port city and there is a naval base situated within the city limits. This is why so many people flock to live here.
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That concludes our list of the most densely populated cities in the UK. If you’re looking to make a trip overseas soon, maybe this list helped you pick out some top spots to take a look at and visit since so many people enjoy them as homes.
