Population in Rhein-Sieg-Kreis 13 indicators covering population for Rhein-Sieg-Kreis. IndicatorLatest Year10-yr change Rank Assumptions for fertility rates by age, type of projection and NUTS 3 1.77 Number 2100 up 0.4% 287th Demographic balances and indicators by type of projection and NUTS 3 r 6,705 2100 down 0.4% 180th Live births (total) by NUTS 3 region 4,826 Number 2024 down 4.4% 651st Population density by NUTS 3 region 529.2 Persons per square kilometre 2024 up 4.5% 336th Population on 1 January by broad age group, sex and NUTS 3 region 605,441 Number 2025 up 3.4% 630th Population change - Demographic balance and crude rates at regional le 2,158 2024 down 49.0% 693rd Population on 1st January by age group, sex, type of projection and NU 547,611 Person 2100 down 1.2% 176th Population structure indicators by type of projection and NUTS3 region 83.7 2100 up 0.5% 753rd Assumptions for total fertility rates, type of projection and NUTS 3 r 1.59 Number 2095 up 0.4% 472nd Projected life expectancy at birth, by sex, type of projection and NUT 88.5 Year 2095 up 1.4% 480th Demographic balances by type of projection and NUTS3 region 33,649 2095 down 4.5% 185th Population on 1 January by age group, sex and NUTS 3 region 605,441 Number 2025 up 3.4% 629th Live births by age group of the mothers and NUTS 3 region 4,826 Number 2024 down 4.4% 651st