thumb|Map of Agin-Buryat OkrugAgin-Buryat Okrug (; , ), or simply Aga Buryatia, is an administrative division of Zabaykalsky Krai, Russia. It was a federal subject of Russia (an autonomous okrug of Chita Oblast) until it merged with Chita Oblast to form Zabaykalsky Krai on 1 March 2008. Prior to the merger, it was called Agin-Buryat Autonomous Okrug (). Its administrative center is the urban-type settlement of Aginskoye. It is one of the two Buryat okrugs in Russia, the other one is Ust-Orda Buryat Okrug of Irkutsk Oblast.
- Area:
- Population:
Demographics
Vital statistics
:Source: Russian Federal State Statistics Service
{| class="wikitable"
|-
!
! width="70pt"|Average population (x 1000)
! width="70pt"|Live births
! width="70pt"|Deaths
! width="70pt"|Natural change
! width="70pt"|Crude birth rate (per 1000)
! width="70pt"|Crude death rate (per 1000)
! width="70pt"|Natural change (per 1000)
! width="70pt"|Fertility rates
|-
| 1970
| align="right" | 66
| align="right" | 1 699
| align="right" | 451
| align="right" | 1 248
| align="right" | 25.7
| align="right" | 6.8
| align="right" | 18.9
|-
| 1975
| align="right" | 68
| align="right" | 1 881
| align="right" | 541
| align="right" | 1 340
| align="right" | 27.7
| align="right" | 8.0
| align="right" | 19.7
|-
| 1980
| align="right" | 70
| align="right" | 2 035
| align="right" | 686
| align="right" | 1 349
| align="right" | 29.1
| align="right" | 9.8
| align="right" | 19.3
|-
| 1985
| align="right" | 75
| align="right" | 2 259
| align="right" | 638
| align="right" | 1 621
| align="right" | 30.1
| align="right" | 8.5
| align="right" | 21.6
|-
| 1990
| align="right" | 71
| align="right" | 1 868
| align="right" | 604
| align="right" | 1 264
| align="right" | 26.5
| align="right" | 8.6
| align="right" | 17.9
|-
| 1991
| align="right" | 71
| align="right" | 1 647
| align="right" | 591
| align="right" | 1 056
| align="right" | 23.1
| align="right" | 8.3
| align="right" | 14.8
|-
| 1992
| align="right" | 72
| align="right" | 1 518
| align="right" | 655
| align="right" | 863
| align="right" | 20.9
| align="right" | 9.0
| align="right" | 11.9
|-
| 1993
| align="right" | 73
| align="right" | 1 435
| align="right" | 759
| align="right" | 676
| align="right" | 19.6
| align="right" | 10.4
| align="right" | 9.2
| align="right" style="color: blue" | 2.76
|-
| 1994
| align="right" | 73
| align="right" | 1 429
| align="right" | 864
| align="right" | 565
| align="right" | 19.6
| align="right" | 11.8
| align="right" | 7.7
| align="right" style="color: blue" | 2.72
|-
| 1995
| align="right" | 72
| align="right" | 1 338
| align="right" | 738
| align="right" | 600
| align="right" | 18.5
| align="right" | 10.2
| align="right" | 8.3
| align="right" style="color: blue" | 2.57
|-
| 1996
| align="right" | 71
| align="right" | 1 174
| align="right" | 765
| align="right" | 409
| align="right" | 16.4
| align="right" | 10.7
| align="right" | 5.7
| align="right" style="color: blue" | 2.30
|-
| 1997
| align="right" | 71
| align="right" | 1 115
| align="right" | 698
| align="right" | 417
| align="right" | 15.7
| align="right" | 9.8
| align="right" | 5.9
| align="right" style="color: blue" | 2.19
|-
| 1998
| align="right" | 71
| align="right" | 1 182
| align="right" | 722
| align="right" | 460
| align="right" | 16.6
| align="right" | 10.1
| align="right" | 6.5
| align="right" style="color: blue" | 2.29
|-
| 1999
| align="right" | 71
| align="right" | 1 163
| align="right" | 771
| align="right" | 392
| align="right" | 16.3
| align="right" | 10.8
| align="right" | 5.5
| align="right" style="color: blue" | 2.22
|-
| 2000
| align="right" | 71
| align="right" | 1 098
| align="right" | 838
| align="right" | 260
| align="right" | 15.4
| align="right" | 11.8
| align="right" | 3.6
| align="right" style="color: red" | 2.08
|-
| 2001
| align="right" | 71
| align="right" | 1 171
| align="right" | 841
| align="right" | 330
| align="right" | 16.4
| align="right" | 11.8
| align="right" | 4.6
| align="right" style="color: blue" | 2.21
|-
| 2002
| align="right" | 72
| align="right" | 1 197
| align="right" | 886
| align="right" | 311
| align="right" | 16.6
| align="right" | 12.3
| align="right" | 4.3
| align="right" style="color: blue" | 2.26
|-
| 2003
| align="right" | 73
| align="right" | 1 229
| align="right" | 840
| align="right" | 389
| align="right" | 16.9
| align="right" | 11.6
| align="right" | 5.4
| align="right" style="color: blue" | 2.28
|-
| 2004
| align="right" | 73
| align="right" | 1 222
| align="right" | 900
| align="right" | 322
| align="right" | 16.8
| align="right" | 12.4
| align="right" | 4.4
| align="right" style="color: blue" | 2.20
|-
| 2005
| align="right" | 73
| align="right" | 1 234
| align="right" | 901
| align="right" | 333
| align="right" | 16.9
| align="right" | 12.3
| align="right" | 4.6
| align="right" style="color: blue" | 2.12
|-
| 2006
| align="right" | 73
| align="right" | 1 330
| align="right" | 885
| align="right" | 445
| align="right" | 18.1
| align="right" | 12.0
| align="right" | 6.1
| align="right" style="color: blue" | 2.17
|-
| 2007
| align="right" | 74
| align="right" | 1 543
| align="right" | 817
| align="right" | 726
| align="right" | 20.9
| align="right" | 11.0
| align="right" | 9.8
| align="right" style="color: blue" | 2.43
|-
| 2008
| align="right" | 75
| align="right" | 1 732
| align="right" | 770
| align="right" | 962
| align="right" | 23.2
| align="right" | 10.3
| align="right" | 12.9
| align="right" style="color: blue" | 2.64
|-
| 2009
| align="right" | 76
| align="right" | 1 739
| align="right" | 729
| align="right" | 1 010
| align="right" | 23.0
| align="right" | 9.6
| align="right" | 13.3
| align="right" style="color: blue" | 2,63
|-
| 2010
| align="right" | 77
| align="right" | 1 837
| align="right" | 729
| align="right" | 1 108
| align="right" | 23.9
| align="right" | 9.5
| align="right" | 14.4
| align="right" style="color: blue" | 2.71
|}
Ethnic groups
While residents of the autonomous okrug (as of the 2020 census) identified themselves as belonging to 54 different ethnic groups, most of them consider themselves either Buryats (65.3%) or ethnic Russians (33.2%), the Tatars at 390 (0.5%) ending up as a distant third most numerous group in the region.
{| class="wikitable" style="text-align: right;"
|-bgcolor="#e0e0e0"
! rowspan="2" | Ethnic<br />group
! colspan="2" | 1959 census
! colspan="2" | 1970 census
! colspan="2" | 1979 census
! colspan="2" | 1989 census
! colspan="2" | 2002 census
! colspan="2" | 2010 census
! colspan="2" | 2020 census
|-bgcolor="#e0e0e0"
! Number
! %
! Number
! %
! Number
! %
! Number
! %
! Number
! %
! Number
! %
! Number
! %
|-
| align="left"| Buryats
| 23,374||47.6%
| 33,117 ||50.4%
| 35,868 ||52.0%
| 42,362 ||54.9%
| 45,149 ||62.5%
| 50,125 ||65.1%
| 45,242 ||65.3%
|-
| align="left"| Russians
| 23,857 ||48.6%
| 28,966 ||44.0%
| 29,098 ||42.1%
| 31,473 ||40.8%
| 25,366 ||35.1%
| 25,079 ||32.5%
| 22,988 ||33.2%
|-
| align="left"| Others
| 1,878 ||3.8%
| 3,685 ||5.6%
| 4,069 ||5.9%
| 3,353 ||4.3%
| 1,698 ||2.4%
| 1,838 ||2.4%
| 1,021 ||1.5%
|}
See also
- Administrative divisions of Agin-Buryat Autonomous Okrug