Samuel Villavicencio sent me most of the data in the table below. The governorates of Ash
Sharqīyah (SA.SH) were incorrectly reported at first; I have fixed them now.
| Governorate | HASC | Population |
| Abha | SA.AS.AB | 350,694 |
| Abu Arish | SA.JZ.AA | 123,823 |
| Afif | SA.RI.AF | 68,592 |
| Al-Aflaj | SA.RI.AJ | 60,046 |
| Ahad al-Musarihah | SA.JZ.AM | 69,976 |
| Ahd Rifaydah | SA.AS.AR | 99,258 |
| Al-Ahsa | SA.SH.AH | 908,366 |
| Alula | SA.MD.AL | 57,506 |
| Al-Aqiq | SA.BA.AQ | 28,606 |
| Ar'ar | SA.HS.AR | 166,428 |
| Al-Aridah | SA.JZ.AR | 62,934 |
| Al-Asyah | SA.QS.AS | 22,058 |
| Al-Badai | SA.QS.BA | 45,314 |
| Badr | SA.MD.BA | 58,352 |
| Badr al-Janub | SA.NJ.BJ | 9,521 |
| Al-Bahah | SA.BA.BA | 93,128 |
| Balqarn | SA.AS.BA | 66,675 |
| Baqa | SA.HA.BA | 38,778 |
| Baysh | SA.JZ.BA | 58,326 |
| Biljurashi | SA.BA.BI | 61,354 |
| Bishah | SA.AS.BI | 188,668 |
| Al-Bukayriyah | SA.QS.BK | 47,873 |
| Buqayq | SA.SH.BU | 44,863 |
| Buraydah | SA.QS.BR | 505,845 |
| Ad-Dair | SA.JZ.DI | 49,265 |
| Damad | SA.JZ.DM | 62,465 |
| Ad-Dammam | SA.SH.DA | 744,631 |
| Al-Darb | SA.JZ.DB | 51,975 |
| Dawamat al-Jandal | SA.JF.DJ | 40,083 |
| Ad-Diriyah | SA.RI.DI | 60,777 |
| Duba | SA.TB.DU | 46,440 |
| Duruma | SA.RI.DR | 19,688 |
| Ad-Duwadimi | SA.RI.DW | 190,138 |
| Farasan | SA.JZ.FA | 13,972 |
| Al-Ghat | SA.RI.GH | 10,235 |
| Al-Ghazalah | SA.HA.GH | 94,670 |
| Hafar al-Batin | SA.SH.HB | 338,636 |
| Ha'il | SA.HA.HA | 356,876 |
| Haqil | SA.TB.HA | 28,442 |
| Al-Hariq | SA.RI.HA | 13,426 |
| Al-Harth | SA.JZ.HA | 47,791 |
| Hawtat Bani Tamim | SA.RI.HB | 39,719 |
| Al-Hinakiyah | SA.MD.HI | 52,524 |
| Hubuna | SA.NJ.HU | 24,204 |
| Huraymila | SA.RI.HU | 12,569 |
| Al-Idabi | SA.JZ.ID | 52,783 |
| Jiddah | SA.MK.JI | 2,883,169 |
| Jizan | SA.JZ.JI | 252,488 |
| Al-Jubayl | SA.SH.JU | 224,430 |
| Al-Jumum | SA.MK.JU | 75,993 |
| Al-Kamil | SA.MK.KA | 18,547 |
| Al-Khafji | SA.SH.KF | 60,975 |
| Khamis Mushayt | SA.AS.KM | 446,467 |
| Al-Kharj | SA.RI.KH | 323,394 |
| Al-Kharkhir | SA.NJ.KK | 3,795 |
| Khaybar | SA.MD.KH | 45,541 |
| Al-Khubar | SA.SH.KB | 455,541 |
| Khubash | SA.NJ.KB | 18,805 |
| Khulays | SA.MK.KL | 49,955 |
| Al-Khurmah | SA.MK.KR | 39,053 |
| Al-Lith | SA.MK.LI | 110,449 |
| Al-Madinah | SA.MD.MD | 994,175 |
| Al-Mahd | SA.MD.MH | 53,734 |
| Al-Majardah | SA.AS.MA | 89,655 |
| Al-Majmaah | SA.RI.MA | 111,503 |
| Makka | SA.MK.MA | 1,338,341 |
| Al-Mandaq | SA.BA.MA | 45,666 |
| Al-Midhnab | SA.QS.MI | 37,167 |
| Muhayil | SA.AS.MU | 176,377 |
| Al-Mukhwah | SA.BA.MU | 64,365 |
| Al-Muzahimiya | SA.RI.MU | 35,795 |
| An-Nabhaniyah | SA.QS.NA | 40,940 |
| Najran | SA.NJ.NA | 263,537 |
| An-Namas | SA.AS.NA | 47,783 |
| Al-Nuayriyah | SA.SH.NU | 44,664 |
| Al-Qari | SA.BA.QA | 29,109 |
| Qaryah al-Ulya | SA.SH.QU | 20,140 |
| Al-Qatif | SA.SH.QA | 474,573 |
| Qilwah | SA.BA.QI | 55,511 |
| Al-Qunfidhah | SA.MK.QU | 240,938 |
| Al-Qurayyat | SA.JF.QU | 125,090 |
| Al-Quwayiyah | SA.RI.QU | 106,579 |
| Rabigh | SA.MK.RB | 68,966 |
| Rafha | SA.HS.RA | 72,187 |
| Ranyah | SA.MK.RN | 44,276 |
| Ar-Rass | SA.QS.RA | 116,164 |
| Ras Tannurah | SA.SH.RT | 43,338 |
| Ar-Rayth | SA.JZ.RA | 13,406 |
| Rijal alma | SA.AS.RA | 58,952 |
| Ar-Riyad | SA.RI.RI | 4,137,280 |
| Riyadh al-Khabra | SA.QS.RK | 30,074 |
| Rumah | SA.RI.RU | 25,312 |
| Sabya | SA.JZ.SB | 198,029 |
| Sakaka | SA.JF.SA | 196,503 |
| Samtah | SA.JZ.SM | 128,906 |
| Sarat Abidah | SA.AS.SA | 59,546 |
| Shaqra | SA.RI.SH | 34,543 |
| Sharurah | SA.NJ.SH | 72,804 |
| Ash-Shimasiyah | SA.QS.SH | 8,953 |
| As-Shinan | SA.HA.SH | 36,709 |
| As-Sulayyil | SA.RI.SU | 35,011 |
| Tabuk | SA.TB.TB | 488,259 |
| Al-Taif | SA.MK.TA | 885,474 |
| Tathlith | SA.AS.TA | 48,765 |
| Tayma | SA.TB.TY | 35,610 |
| Thadiq | SA.RI.TH | 15,221 |
| Thar | SA.NJ.TH | 12,912 |
| Turayf | SA.HS.TU | 40,671 |
| Turubah | SA.MK.TU | 42,810 |
| Umluj | SA.TB.UM | 53,790 |
| Unayzah | SA.QS.UN | 138,351 |
| Uyun al-Jiwa | SA.QS.UJ | 24,017 |
| Wadi ad-Dwasir | SA.RI.WD | 92,631 |
| Al-Wajh | SA.TB.WA | 38,976 |
| Yadamah | SA.NJ.YA | 13,879 |
| Yanbu al-Bahr | SA.MD.YB | 250,244 |
| Zahran al-Janub | SA.AS.ZJ | 55,528 |
| Az-Zulfi | SA.RI.ZU | 62,904 |
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