This is a list of cities and towns in the South Island of New Zealand by the population of their urban area.
The populations given in the table below are provisional New Zealand usually resident populations, June 2025 estimates, and refer to the urban area defined under the Statistical Standard for Geographic Areas 2018 (SSGA) unless otherwise stated.
Cities
Urban area
Population
Region
Territorial authority
Christchurch
407,800
Canterbury
Christchurch City Council
Dunedin
104,000
Otago
Dunedin City Council
Invercargill
51,200
Southland
Invercargill City Council
Nelson
50,800
Nelson
Nelson City Council
Towns
Population 10,000 and over
Urban area
Population
Region
Territorial authority
Ashburton
21,600
Canterbury
Ashburton District
Blenheim
29,800
Marlborough
Marlborough District
Kaiapoi
13,700
Canterbury
Waimakariri District
Lincoln
12,100
Canterbury
Selwyn District
Mosgiel
15,100
Otago
Dunedin City
Oamaru
14,300
Otago
Waitaki District
Queenstown
29,000
Otago
Queenstown Lakes District
Rangiora
19,300
Canterbury
Waimakariri District
Richmond
19,950
Tasman
Tasman District
Rolleston
34,100
Canterbury
Selwyn District
Timaru†
29,300
Canterbury
Timaru District
Wānaka
13,200
Otago
Queenstown Lakes District
† Timaru was officially a city until local government reorganisation in 1989, and is still frequently referred to as such.
Population 1,000 to 9,999
Urban area
Population
Region
Territorial authority
Alexandra
5,860
Otago
Central Otago District
Amberley
2,870
Canterbury
Hurunui District
Arrowtown
2,860
Otago
Queenstown Lakes District
Arthurs Point
Otago
Queenstown Lakes District
Balclutha
4,460
Otago
Clutha District
Bluff
1,840
Southland
Invercargill City
Brighton
1,470
Otago
Dunedin City
Brightwater
2,330
Tasman
Tasman District
Clyde
1,200
Otago
Central Otago District
Cromwell
7,470
Otago
Central Otago District
Darfield
3,590
Canterbury
Selwyn District
Diamond Harbour
1,610
Canterbury
Christchurch City
Geraldine
3,070
Canterbury
Timaru District
Gore
8,310
Southland
Gore District
Greymouth
8,610
West Coast
Grey District
Hokitika
3,420
West Coast
Westland District
Hope
840
Tasman
Tasman District
Kaikōura
2,350
Canterbury
Kaikōura District
Lake Hāwea
2,500
Otago
Queenstown Lakes District
Lake Hayes
Otago
Queenstown Lakes District
Leeston
2,470
Canterbury
Selwyn District
Lyttelton
3,220
Canterbury
Christchurch City
Māpua
1,680
Tasman
Tasman District
Mataura
1,670
Southland
Gore District
Methven
2,170
Canterbury
Ashburton District
Milton
2,120
Otago
Clutha District
Motueka
8,290
Tasman
Tasman District
Oxford
2,250
Canterbury
Waimakariri District
Pegasus
4,260
Canterbury
Waimakariri District
Picton
4,850
Marlborough
Marlborough District
Pleasant Point
1,470
Canterbury
Timaru District
Prebbleton
5,750
Canterbury
Selwyn District
Rakaia
1,680
Canterbury
Ashburton District
Reefton
1,050
West Coast
Buller District
Renwick
2,470
Marlborough
Marlborough District
Riverton / Aparima
1,700
Southland
Southland District
Runanga
1,200
West Coast
Grey District
Tākaka
1,440
Tasman
Tasman District
Te Anau
2,920
Southland
Southland District
Temuka
4,760
Canterbury
Timaru District
Twizel
1,790
Canterbury
MacKenzie District
Wakefield
2,730
Tasman
Tasman District
Waikouaiti
1,310
Otago
Dunedin City
Waimate
3,610
Canterbury
Waimate District
West Melton
2,700
Canterbury
Selwyn District
Westport
4,600
West Coast
Buller District
Winton
2,560
Southland
Southland District
Woodend
5,470
Canterbury
Waimakariri District
Major suburbs
The following suburbs have a population of over 2,000.
Christchurch
Suburb
Population
Region
Territorial authority
Riccarton
9,786
Canterbury
Christchurch City Council
Linwood
9,024
Canterbury
Christchurch City Council
Hornby
8,007
Canterbury
Christchurch City Council
Christchurch Central City
7,653
Canterbury
Christchurch City Council
Shirley
7,176
Canterbury
Christchurch City Council
Cashmere
6,876
Canterbury
Christchurch City Council
Woolston
5,733
Canterbury
Christchurch City Council
Sydenham
5,478
Canterbury
Christchurch City Council
Halswell
4,065
Canterbury
Christchurch City Council
Sumner
3,978
Canterbury
Christchurch City Council
Belfast
3,726
Canterbury
Christchurch City Council
New Brighton
3,642
Canterbury
Christchurch City Council
Papanui
3,543
Canterbury
Christchurch City Council
Merivale
3,012
Canterbury
Christchurch City Council
Fendalton
2,898
Canterbury
Christchurch City Council
Bishopdale
2,454
Canterbury
Christchurch City Council
Burnside
2,370
Canterbury
Christchurch City Council
Dunedin
Suburb
Population
Region
Territorial authority
Mosgiel‡
10,497
Otago
Dunedin City Council
Dunedin North
7,047
Otago
Dunedin City Council
St Kilda
5,904
Otago
Dunedin City Council
Caversham
5,058
Otago
Dunedin City Council
North East Valley
4,413
Otago
Dunedin City Council
St Clair
4,179
Otago
Dunedin City Council
Roslyn
3,957
Otago
Dunedin City Council
Vauxhall
3,918
Otago
Dunedin City Council
Brockville
3,393
Otago
Dunedin City Council
Mornington
3,393
Otago
Dunedin City Council
Wakari
3,069
Otago
Dunedin City Council
Port Chalmers‡
~3,000
Otago
Dunedin City Council
Musselburgh
2,835
Otago
Dunedin City Council
South Dunedin
2,538
Otago
Dunedin City Council
Andersons Bay
2,532
Otago
Dunedin City Council
Green Island‡
2,430
Otago
Dunedin City Council
City Rise
2,406
Otago
Dunedin City Council
Pine Hill
2,259
Otago
Dunedin City Council
Fairfield
2,010
Otago
Dunedin City Council
‡ Mosgiel, Port Chalmers, and Green Island were officially separate towns until local government reorganisation in 1989, and are separated from Dunedin's main urban area. They are still frequently referred to as towns.
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