Beckenham

Beckenham
'''Beckenham is a suburb of Christchurch​. Its population has declined since the earthquakes.The population hovers around 2,400.'''
 * 1) Population 2001: 2,500
 * 2) Population 2006: 2,550
 * 3) Population 2013: 2,400

Name
It is evidently named after a nondescript suburb of south-east London.