Demographic features of the population of Kiribati include population density, ethnicity, education level, health of the populace, economic status, religious affiliations, and other metrics.

Population 110,136 (2015 census) 119,940 (2020 census)

Population structure

Age groupMaleFemaleTotal% Total 54 096 56 040 110 136 100 0–4 7 546 6 847 14 393 13.07 5–9 6 903 6 697 13 600 12.35 10–14 5 309 5 136 10 445 9.48 15–19 5 851 5 825 11 676 10.60 20–24 5 199 5 120 10 319 9.37 25–29 4 682 4 990 9 672 8.78 30–34 3 838 4 174 8 012 7.27 35–39 3 161 3 423 6 584 5.98 40–44 2 433 2 658 5 091 4.62 45–49 2 676 3 031 5 707 5.18 50–54 2 372 2 533 4 905 4.45 55–59 1 548 1 773 3 321 3.02 60–64 1 051 1 355 2 406 2.18 65–69 731 1 017 1 748 1.59 70–74 460 778 1 238 1.12 75–79 217 391 608 0.55 80–84 80 187 267 0.24 85–89 30 79 109 0.10 90–94 7 17 24 0.02 95–99 2 9 11 0.01 100+ 0 0 0 0Age groupMaleFemaleTotalPercent 0–14 19 758 18 680 38 438 34.90 15–64 32 811 34 882 67 693 61.46 65+ 1 527 2 478 4 005 3.64

Age groupMaleFemaleTotal% Total 59 154 60 786 119 940 100 0–4 7 965 7 422 15 387 12.83 5–9 7 517 6 895 14 412 12.02 10–14 6 701 6 598 13 299 11.09 15–19 5 368 5 022 10 390 8.66 20–24 5 629 5 520 11 149 9.30 25–29 4 993 5 113 10 106 8.43 30–34 4 511 4 776 9 287 7.74 35–39 3 791 4 086 7 877 6.57 40–44 2 997 3 145 6 142 5.12 45–49 2 311 2 555 4 866 4.06 50–54 2 413 2 802 5 215 4.35 55–59 1 861 2 289 4 150 3.46 60–64 1 386 1 679 3 065 2.56 65+ 1 711 2 884 4 595 3.83Age groupMaleFemaleTotalPercent 0–14 22 183 20 915 43 098 35.93 15–64 35 260 36 987 72 247 60.24 65+ 1 711 2 884 4 595 3.83

Vital statistics Vital statistic registration is incomplete.

Total fertility rate 2.25 children born/woman (2020 est.) 3.3 (2018–19) – Pacific community

Ethnic groups I-Kiribati 96.2%, 105,983 Mixed/I-Kiribati 1.8% 1,974 Tuvaluans 0.2% 198 Others 1.8% 1,981 (2015 census)

Languages English (official) Gilbertese (official)

Religion Roman Catholic: 57.3% Kiribati Uniting Church: 31.3%Since 2014, there are two separate church denominations: the older Kiribati Protestant Church and the new Kiribati Uniting Church. Latter-day Saints: 5.3% Baháʼí: 2.1% Seventh-day Adventist: 1.9% Other: 2.1% (2015 est.)

References