right|thumb|250px|Map of Republic of the Congo
This is a list of cities and towns in the Republic of the Congo with population of 4,000 or more, according to 2023 census.
List
{| class="wikitable sortable"
!Rank!!Coordinates!!City / town!!Department!!Population<br /> <small>(2007 census)</small>
!Population<br /> <small>(2023 census)</small>
|-
|1||||Brazzaville||Brazzaville||align="right"|
|align="right"|2,138,236
|-
|2||||Pointe-Noire ||Pointe-Noire||align="right"|
|align="right"|1,398,812
|-
|3||||Dolisie ||Niari||align="right"|
|align="right"|178,172
|-
|4||||Nkayi ||Bouenza||align="right"|
|align="right"|104,083
|-
|5||||Ouésso||Sangha|| align="right" |
|align="right"|75,095
|-
|6
|
|Kintélé
|Brazzaville
|align="right"|
|align="right"|71,629
|-
|7||||Oyo||Cuvette|| align="right" |
|align="right"|63,598
|-
|8||||Bétou||Likouala|| align="right" |
|align="right"|59,563
|-
|9||||Gamboma||Nkéni-Alima|| align="right" |
|align="right"|52,652
|-
|10||||Owando||Cuvette|| align="right" |
|align="right"|48,642
|-
|11||||Madingou||Bouenza|| align="right" |
|align="right"|43,787
|-
|12||||Impfondo||Likouala|| align="right" |
|align="right"|38,240
|-
|13||||Makoua||Cuvette|| align="right" |
|align="right"|34,408
|-
|14||||Sibiti||Lékoumou|| align="right" |
|align="right"|33,887
|-
|15||||Mossaka||Congo-Oubangui|| align="right" |
|align="right"|31,347
|-
|16||||Mindouli||Pool|| align="right" |
|align="right"|29,603
|-
|17||||Pokola||Sangha|| align="right" |
|align="right"|28,570
|-
|18||||Ewo||Cuvette-Ouest|| align="right" |
|align="right"|28,229
|-
|19||||Bouansa||Bouenza|| align="right" |
|align="right"|26,265
|-
|20||||Loutété||Bouenza|| align="right" |
|align="right"|26,176
|-
|21||||Djambala ||Plateaux||align="right"|
|align="right"|24,734
|-
|22||||Kinkala||Pool|| align="right" |
|align="right"|23,413
|-
|23||||Loudima||Bouenza|| align="right" |
|align="right"|21,623
|-
|24||||Mouyondzi||Bouenza|| align="right" |
|align="right"|21,215
|-
|25||||Ngo||Plateaux|| align="right" |
|align="right"|19,508
|-
|26||||Boundji||Cuvette|| align="right" |
|align="right"|16,637
|-
|27||||Mossendjo||Niari|| align="right" |
|align="right"|15,003
|-
|28
|
|Ignié
|Djoué-Léfini
|align="right"|2,824
|align="right"|14,932
|-
|29||||Enyellé||Likouala|| align="right" |
|align="right"|14,674
|-
|30||||Dongou||Likouala|| align="right" |
|align="right"|13,433
|-
|31||||Loukoléla||Congo-Oubangui|| align="right" |
|align="right"|12,406
|-
|32||||Ollombo||Nkéni-Alima|| align="right" |
|align="right"|11,878
|-
|33||||Tchiamba-Nzassi||Pointe-Noire|| align="right" |
|align="right"|11,167
|-
|34||||Etoumbi||Cuvette-Ouest|| align="right" |
|align="right"|10,631
|-
|35
|
|Souanké
|Sangha
|align="right"|3,945
|align="right"|10,599
|-
|36||||Sembé||Sangha|| align="right" |
|align="right"|9,416
|-
|37||||Kindamba||Pool|| align="right" |
|align="right"|9,270
|-
|38||||Makabana||Niari|| align="right" |
|align="right"|7,347
|-
|39
|
|Mokéko
|Sangha
|align="right"|3,990
|align="right"|5,723
|-
|40
|
|Epena
|Likouala
|align="right"|2,257
|align="right"|5,190
|-
|41||||Komono ||Lekoumou|| align="right" |
|align="right"|5,122
|-
|42||||Lekana ||Plateaux|| align="right" |
|align="right"|4,707
|-
|43
|
|Ngabé
|Djoué-Léfini
|align="right"|1,738
|align="right"|4,630
|-
|44||||Kellé ||Cuvette-Ouest|| align="right" |
|align="right"|4,541
|-
|38|| ||Okoyo ||Cuvette-Ouest|| align="right" |
|align="right"|4,270
|-
|}