Growth and structure of the population in 2020 Municipality of Saint-Léger-en-Yvelines (78562)

Detailed figures

Paru le :27/06/2023

POP T0 - Population estimates by age range

POP T0 - Population estimates by age range
2009 % 2014 % 2020 %
Altogether 1 470 100,0 1 422 100,0 1 402 100,0
0 to 14 years old 335 22,8 284 19,9 274 19,5
15 to 29 years old 217 14,8 218 15,3 206 14,7
30 to 44 years old 310 21,1 252 17,7 244 17,4
45 to 59 years old 338 23,0 358 25,2 330 23,5
60 to 74 years old 200 13,6 228 16,1 254 18,1
75 and over 69 4,7 82 5,8 94 6,7
  • Sources: Insee, RP2009, RP2014 and RP2020, main operations, geography as of 01/01/2023.

POP G2 - Population estimates by age range

POP G2 - Population estimates by age range
2009 2014 2020
0 to 14 years old 22,8 19,9 19,5
15 to 29 years old 14,8 15,3 14,7
30 to 44 years old 21,1 17,7 17,4
45 to 59 years old 23,0 25,2 23,5
60 to 74 years old 13,6 16,1 18,1
75 and over 4,7 5,8 6,7
  • Sources: Insee, RP2009, RP2014 and RP2020, main operations, geography as of 01/01/2023.

POP G2 - Population estimates by age range

  • Sources: Insee, RP2009, RP2014 and RP2020, main operations, geography as of 01/01/2023.

POP T1 - Population since 1968: population and average density (residents per square kilometre)

POP T1 - Population since 1968: population and average density (residents per square kilometre)
1968(*) 1975(*) 1982 1990 1999 2009 2014 2020
Population 641 806 969 1 074 1 322 1 470 1 422 1 402
Average density (inhab / km²) 18,6 23,3 28,1 31,1 38,3 42,6 41,2 40,6
  • (*) 1967 and 1974 for overseas departments (DOM)
  • The data proposed is established for the same geographical scope, in the geography in force on 01/01/2023.
  • Sources: Insee, RP1967 to 1999 counts, RP2009 to RP2020 main holdings.

POP T2M - Demographic indicators since 1968

POP T2M - Demographic indicators since 1968
1968 to 1975 1975 to 1982 1982 to 1990 1990 to 1999 1999 to 2009 2009 to 2014 2014 to 2020
Average annual change in population in % 3,3 2,7 1,3 2,3 1,1 –0,7 –0,2
due to the natural balance in % –0,2 0,2 0,5 0,9 0,8 0,5 0,5
due to the apparent balance of inflows and outflows in % 3,5 2,4 0,8 1,4 0,3 –1,2 –0,7
Natality rate (‰) 11,1 10,7 12,2 16,5 13,0 10,2 9,4
Mortality rate (‰) 12,9 8,6 6,9 7,4 5,3 5,1 4,7
  • The data proposed is established for the same geographical scope, in the geography in force on 01/01/2023
  • Sources: Insee, RP1968 to 1999 counts, RP2009 to RP2020 main holdings - Civil status

POP T3 - Population by age and sex in 2020

POP T3 - Population by age and sex in 2020
Male % Female %
Altogether 706 100,0 696 100,0
0 to 14 years old 142 20,1 132 19,0
15 to 29 years old 112 15,9 94 13,5
30 to 44 years old 114 16,1 130 18,7
45 to 59 years old 162 22,9 168 24,1
60 to 74 years old 129 18,3 125 18,0
75 to 89 years old 41 5,8 44 6,3
90 years and over 6 0,8 3 0,4
0 to 19 years old 193 27,3 174 25,0
20 to 64 years old 384 54,4 396 56,9
65 and over 129 18,3 126 18,1
  • Source: Insee, RP2020 main operation, geography as of 01/01/2023.