Populous (adjective)

Having a large population.

Origin:

Late middle english: from latin populosus, from populus "people".

Examples:

1. The city was populous and had a high density of residents.
2. The country was populous and had many cities.
3. The region was populous and had many towns.
4. The island was populous and had a high population density.
5. The state was populous and had a high population growth rate.