At 53 percent of the population, women form a greater proportion of Helsinki residents than the national average of 51 percent. Helsinki's population density of 2,739.36 people per square kilometre makes Helsinki the most densely-populated city in Finland. The life expectancy for men and women is slightly below the national averages: 75.1 years for men as compared to 75.7 years, 81.7 years for women as compared to 82.5 years.