Editing Demographics of Spain (section)

===Structure of the population===

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|title= Population Estimates by Sex and Age Group (01.I.2021) (Data refer to registered resident population.): <ref>{{Cite web |title=UNSD — Demographic and Social Statistics |url=https://unstats.un.org/unsd/demographic-social/products/dyb/#statistics |access-date=2023-05-10 |website=unstats.un.org}}</ref>
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{| class="wikitable"
|-
! width="80pt"|Age Group
! width="80pt"|Male
! width="80pt"|Female
! width="80pt"|Total
! width="80pt"|%
|-
| align="right" | Total
| align="right" | 23 227 282
| align="right" | 24 171 413 
| align="right" | 47 398 695
| align="right" | 100
|-
| align="right" | 0–4
| align="right" | 989 957
| align="right" | 936 296
| align="right" | 1 926 253
| align="right" | 4.06
|-
| align="right" | 5–9
| align="right" | 1 182 657 
| align="right" | 1 111 874
| align="right" | 2 294 531
| align="right" | 4.84
|-
| align="right" | 10–14
| align="right" | 1 310 725
| align="right" | 1 227 805
| align="right" | 2 538 530
| align="right" | 5.36
|-
| align="right" | 15–19
| align="right" | 1 259 328
| align="right" | 1 178 983
| align="right" | 2 438 311
| align="right" | 5.14
|-
| align="right" | 20–24
| align="right" | 1 228 307
| align="right" | 1 164 436
| align="right" | 2 392 743
| align="right" | 5.05
|-
| align="right" | 25–29
| align="right" | 1 283 969
| align="right" | 1 247 891
| align="right" | 2 531 860
| align="right" | 5.34
|-
| align="right" | 30–34
| align="right" | 1 373 686
| align="right" | 1 371 909
| align="right" | 2 745 595
| align="right" | 5.79
|-
| align="right" | 35–39
| align="right" | 1 588 932
| align="right" | 1 607 493
| align="right" | 3 196 425
| align="right" | 6.74
|-
| align="right" | 40–44
| align="right" | 1 949 687
| align="right" | 1 935 067
| align="right" | 3 884 754
| align="right" | 8.20
|-
| align="right" | 45–49
| align="right" | 1 982 307
| align="right" | 1 949 746
| align="right" | 3 932 053
| align="right" | 8.30
|-
| align="right" | 50–54
| align="right" | 1 847 825
| align="right" | 1 852 726
| align="right" | 3 700 551
| align="right" | 7.81
|-
| align="right" | 55–59
| align="right" | 1 688 389
| align="right" | 1 740 775
| align="right" | 3 429 164
| align="right" | 7.23
|-
| align="right" | 60–64
| align="right" | 1 464 713
| align="right" | 1 552 291
| align="right" | 3 017 004
| align="right" | 6.37
|-
| align="right" | 65-69
| align="right" | 1 187 562
| align="right" | 1 303 094
| align="right" | 2 490 656
| align="right" | 5.25
|-
| align="right" | 70-74
| align="right" | 1 024 938
| align="right" | 1 190 297
| align="right" | 2 215 235
| align="right" | 4.67
|-
| align="right" | 75-79
| align="right" | 791 421
| align="right" | 990 173
| align="right" | 1 781 594
| align="right" | 3.76
|-
| align="right" | 80-84
| align="right" | 533 545
| align="right" | 773 766
| align="right" | 1 307 311
| align="right" | 2.76
|-
| align="right" | 85-89
| align="right" | 366 344
| align="right" | 630 406
| align="right" | 996 750
| align="right" | 2.10
|-
| align="right" | 90-94
| align="right" | 140 288
| align="right" | 309 931
| align="right" | 450 219
| align="right" | 0.95
|-
| align="right" | 95-99
| align="right" | 30 128
| align="right" | 86 008
| align="right" | 116 136
| align="right" | 0.25
|-
| align="right" | 100+
| align="right" | 2 574
| align="right" | 10 446
| align="right" | 13 020
| align="right" | 0.03
|-
! width="50"|Age group 
! width="80pt"|Male
! width="80"|Female
! width="80"|Total
! width="50"|Percent
|-
| align="right" | 0–14
| align="right" | 3 483 339
| align="right" | 3 275 975
| align="right" | 6 759 314
| align="right" | 14.26
|-
| align="right" | 15–64
| align="right" | 15 667 143
| align="right" | 15 601 317
| align="right" | 31 268 460
| align="right" | 65.97
|-
| align="right" | 65+
| align="right" | 4 076 800
| align="right" | 5 294 121
| align="right" | 9 370 921
| align="right" | 19.77
|-
|}
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