Welcome to our Plymouth book of wonder, where our quirky and fascinating facts give you a flavour as to what makes Plymouth the vibrant, creative and exciting ocean city that it is today. Being the largest port city on the south coast of England, Plymouth is a spectacular waterfront city with a resident population of 256,400. We are ambitious and are seeing many exciting major changes ahead. As well as being a city which offers an enviable quality of life, Plymouth is also a top location to do business.