| Island | Russian name | Japanese name | Ainu name | Island Group | Administrative centre /Landing point | Other settlements | Area | Pop. |
| Severo-Kurilsky District | | | | North Kurils (Kita-chishima / 北千島) | Severo-Kurilsk | Shelikovo, Podgorny, Baikovo | 3,504 km2(1,353 sq mi) | 2,560 |
| Shumshu | Шумшу | Shumushu-tō | Sumusu | North Kurils | Baikovo | | 388 km2(150 sq mi) | 20 |
| Atlasov | Атласова | 阿頼度島(あらいどとう) Araido-tō | Oyakopa [Oyakoba] | Alaidskaya Bay | | 150 km2(58 sq mi) | 0 |
| Paramushir | Парамушир | 幌筵島(ぱらむしるとう) Paramushiru-tō, Horomushiro-tō | Paramusir | Severo-Kurilsk | Shelikovo, Podgorny | 2,053 km2(793 sq mi) | 2,540 |
| Antsiferov | Анциферова | 志林規島(しりんきとう) Shirinki-tō | Sirinki | Antsiferov beach | Cape Terkut | 7 km2(2.7 sq mi) | 0 |
| Makanrushi | Маканруши | 磨勘留島(まかんるとう) Makanru-tō | [uncertain] | Zakat | | 50 km2(19 sq mi) | 0 |
| Awos | Авось Avosʹ | 帆掛岩(ほかけいわ) Hokake-iwa | Hainoko | | | 0.1 km2(0.039 sq mi) | 0 |
| Onekotan | Онекотан | 温禰古丹島(おんねこたんとう) Onnekotan-tō | Onekotan | Mussel | Kuroisi, Nemo, Shestakov | 425 km2(164 sq mi) | 0 |
| Harimkotan | Харимкотан Kharimkotan | 春牟古丹島(はりむこたんとう, はるむこたんとう) Harimukotan-tō, Harumukotan-tō | Harimkotan, Haruomakotan, Karinkotan | Sunazhma | Severgin Bay | 70 km2(27 sq mi) | 0 |
| Ekarma | Экарма | 越渇磨島(えかるまとう) Ekaruma-tō | Ekarmausi | Kruglyy | | 30 km2(12 sq mi) | 0 |
| Chirinkotan | Чиринкотан | 知林古丹島(ちりんこたんとう) | Cirinkotan | Cape Ptichy | | 6 km2(2.3 sq mi) | 0 |
| Shiashkotan | Шиашкотан | 捨子古丹島(しゃすこたんとう) Shasukotan-tō | Siaskotan | Makarovka | | 122 km2(47 sq mi) | 0 |
| Lowuschki Rocks (Lowuschki-Felsen) | Ловушки Lovushki | 牟知列岩(むしるれつがん) Mushiru-retsugan | Musir | | | 1.5 km2(0.58 sq mi) | 0 |
| Raikoke | Райкоке | 雷公計島(らいこけとう) Raikoke-tō | Raikoke | Raikoke | | 4.6 km2(1.8 sq mi) | 0 |
| Matua | Матуа | 松輪島(まつわとう) Matsuwa-tō | Matua | Sarychevo | | 52 km2(20 sq mi) | 0 |
| Rasshua | Расшуа | 羅処和島(らしょわとう) Rashowa-tō | uncertain; thought to be Rusoa and Ruskorke | Arches Point | | 67 km2(26 sq mi) | 0 |
| Srednii | Среднего Srednego | 摺手岩(すりでいわ) Suride-iwa | Kankan-kaipe | | | 0.02 km2(0.0077 sq mi) | 0 |
| Ushishir | Ушишир | 宇志知島(うししるとう) Ushishiru-tō | Ushishir | Kraternya | Ryponkicha | 5 km2(1.9 sq mi) | 0 |
| Ketoy | Кетой | 計吐夷島(けといとう) Ketoi-tō | uncertain; possibly Keutoi | Storozheva | | 73 km2(28 sq mi) | 0 |
| Kurilsky District | | | | Middle Kurils (Naka-chishima / 中千島), split between the island groups | Kurilsk | Reidovo, Kitovyi, Rybaki, Goryachiye Klyuchi, Kasatka, Burevestnik, Shumi-Gorodok, Gornyy | 5,138 km2(1,984 sq mi) | 6,606 |
| Simushir | Симушир | 新知島(しむしるとう) Shimushiru-tō, Shinshiru-tō | | North Kurils | Kraternyy | Srednaya bay | 360 km2(140 sq mi) | 0 |
| Broutona | Броутона | 武魯頓島(ぶろとんとう) Buroton-tō | Makanrur | Nedostupnyy | | 7 km2(2.7 sq mi) | 0 |
| Chirpoy | Чирпой | 知理保以島(ちりほいとう) Chirihoi-tō; Chierupoi | | Peschanaya Bay | | 21 km2(8.1 sq mi) | 0 |
| Brat Chirpoyev | Брат Чирпоев | 知理保以南島(ちりほいなんじま) Chirihoinan-jima | | Garovnikova | Semenova | 16 km2(6.2 sq mi) | 0 |
| Urup | Уруп | 得撫島(うるっぷとう) Uruppu-tō | | Mys Kastrikum | Mys Van-der-Lind | 1,450 km2(560 sq mi) | 0 |
| Other | | | | | | 4.4 km2(1.7 sq mi) | 0 |
| Iturup | Итуруп | 択捉島(えとろふとう) Etorofu-tō; Ietorupu | | South Kurils (Minami-chishima / 南千島) | Kurilsk | Reidovo, Kitovyi, Rybaki, Goryachiye Klyuchi, Kasatka, Burevestnik, Shumi-Gorodok, Gornyy | 3,280 km2(1,270 sq mi) | 6,602 |
| Yuzhno-Kurilsky District | | | | South Kurils | Yuzhno-Kurilsk | Malokurilskoye, Rudnaya, Lagunnoye, Otrada, Goryachiy Plyazh, Aliger, Mendeleyevo, Dubovoye, Polino, Golovnino | 1,860.8 km2(718.5 sq mi) | 10,268 |
| Kunashir | Кунашир | 国後島(くなしりとう) Kunashiri-tō | | Rudnaya, Lagunnoye, Otrada, Goryachiy Plyazh, Aliger, Mendeleyevo, Dubovoye, Polino, Golovnino | 1,499 km2(579 sq mi) | 7,800 |
| Shikotan | Шикотан | 色丹島(しこたんとう) Shikotan-tō | | Malokurilskoye | Dumnova, Otradnaya, Krabozavodskoye (formerly Anama), Zvezdnaya, Voloshina, Kray Sveta | 255 km2(98 sq mi) | 2,440 |
| Other | | | | | Ayvazovskovo | 9.1 km2(3.5 sq mi) | 0 |
| Habomai | Хабомаи Khabomai | 歯舞群島(はぼまいぐんとう) Habomai-guntō | Hapomai [Habomai] | Zorkiy | Zelyony, Polonskogo | 97.7 km2(37.7 sq mi) | 28 |
| Polonsky | Полонского | 多楽島(たらくとう) Taraku-tō | | Moriakov Bay station | | 11.57 km2(4.47 sq mi) | 2 |
| Oskolki | Осколки | 海馬島(かいばとう) Kaiba-tō, Todo-jima | Toto-musir [Todo-mushir] | | | Unknown | 0 |
| Zeleny | Зелёный Zelyonyy | 志発島(しぼつとう) Shibotsu-tō | | Glushnevskyi station | | 58.72 km2(22.67 sq mi) | 3 |
| Dyomin | Харкар Kharkar | 春苅島(はるかるとう) Harukaru-tō | Harkar-kotan, Harkar-musir | Haruka | | 0.8 km2(0.31 sq mi) | 0 |
| Yuri | Юрий Yuriy | 勇留島(ゆりとう) Yuri-tō | Uriru or Yuwaro | Kalernaya | | 10.32 km2(3.98 sq mi) | 0 |
| Anuchin | Анучина Anuchina | 秋勇留島(あきゆりとう) Akiyuri-tō | | Bolshoye Bay | | 2.35 km2(0.91 sq mi) | 0 |
| Tanfilyev | Танфильев Tanfilʹev | 水晶島(すいしょうじま) Suishō-jima | | Zorkiy | Tanfilyevka Bay, Bolotnoye | 12.92 km2(4.99 sq mi) | 23 |
| Moemoshiri | Сторожевой Storozhevoy | 萌茂尻島(もえもしりとう) Moemoshiri-tō | | | | 0.07 km2(0.027 sq mi) | 0 |
| Odoke | Рифовый Rifovyy | オドケ島 Odoke-jima | | | | 0.0025 km2(0.00097 sq mi) | 0 |
| Kaigara | Сигнальный Signalʹnyy | 貝殻島(かいがらじま) Kaigara-jima | Kaikarai | | | 0.02 km2(0.0077 sq mi) | 0 |
| Other | | | | | Opasnaya, Udivitelnaya | 1 km2(0.39 sq mi) | 0 |
| Total: | 10,503.2 km2(4,055.3 sq mi) | 19,434 |