Sefton, New Zealand

Sefton
Anglers Arms Tavern in Sefton
Interactive map of Sefton
Coordinates: 43°14′49″S 172°40′01″E / 43.247°S 172.667°E / -43.247; 172.667
CountryNew Zealand
RegionCanterbury
Territorial authorityWaimakariri District
WardKaiapoi-Woodend Ward
CommunityWoodend-Sefton Community
Electorates
Government
 • Territorial AuthorityWaimakariri District Council
 • Regional councilEnvironment Canterbury
 • Mayor of WaimakaririDan Gordon
 • Kaikōura MPStuart Smith
 • Te Tai Tonga MPTākuta Ferris
Area
 • Total
0.87 km2 (0.34 sq mi)
Population
 (June 2025)
 • Total
270
 • Density310/km2 (800/sq mi)
Time zoneUTC+12 (NZST)
 • Summer (DST)UTC+13 (NZDT)
Postcode
7472
Area code03

Sefton is a small town in the Waimakariri District, New Zealand, about 23 kilometres (14 miles) from Christchurch.

In 1886, it had a census population of 276 and was a station on the Christchurch Ashley line. In 1891 it had a population of 390, of which 202 were male and 188 were female. In the 2018 census, the population was 207.