population density
noun1
Average population per unit area; especially, the average number of people who live per square kilometer (or square mile) of land.
- It couldn't make the Sligo case, noting "Given the relatively low population density and lack of larger towns across the region, the review has found that expansion of rail is difficult to justify in much of the region."2023 September 6, Philip Haigh, “£30 billion plan to transform the rail network in Ireland”, in RAIL, number 991, page 25: