List of archipelagos by number of islands


List of archipelagos by number of islands, islets, reefs, coral reefs and cays:
Location Name of the archipelagosNumber of islands, islets, reefs, coral reefs and cays
NorwayNorwegian Archipelago240,000
FinlandArchipelago Sea40,000
CanadaCanadian Arctic Archipelago36,563
CanadaThirty Thousand Islands30,000
Stockholm archipelago, Sweden Stockholm archipelago28,945
Southeast AsiaMalay Archipelago25,000
Södermanland archipelago, SwedenSödermanland archipelago5,371
IndonesiaIndonesian Archipelago17,508 – 18,306
Swedish East Coast Archipelago Småland archipelago12,740
SwedenÖregrund archipelago9,722
SwedenÖstergötland archipelago8,888
PhilippinesPhilippine Archipelago7,641
FinlandKvarken Archipelago6,500
British IslesBritish Isles6,289
KoreaKorean Peninsula3,579
The Bahamas 3,200Bahama Archipelago 3,200
JapanJapanese archipelago
JapanSeto Inland Sea3,000
Queensland, AustraliaGreat Barrier Reef2,900, 900
ChileChile2,324
Quảng Ninh Province, VietnamHa Long Bay1,960 – 2,000
Saint Lawrence River, Canada–United States borderThousand Islands1,864
China Zhoushan Archipelago1,390
ThailandThailand1,430
IndiaAndaman and Nicobar Islands, Lakshadweep Islands, Coastal India1208
GreeceAegean Sea,Ionian Sea1,200 – 6,000
CroatiaDalmatia1,200
MaldivesMaldive Islands1,192
United StatesAlexander Archipelago1,100
EstoniaWest Estonian archipelago900
ItalyItaly800
MyanmarMergui Archipelago800
Falkland Islands, United KingdomFalkland Islands776
New ZealandNew Zealand Archipelago600
TurkeyAegean Sea, Marmara Sea, Black Sea500