The ‘trendy’ suburb Londoners are flocking to — while it’s still affordable

Rents might be increasing in Thornton Heath and the wider Croydon area, but locals still love it (Picture: Bloomberg via Getty Images)London rents have never been cheap, so when city-dwellers discover a relatively affordable spot, they head there in their droves.Unfortunately, this then tends to result in prices going up (just look at the likes of Hackney or Brixton) so it pays to spot up-and-coming areas before everybody else.To give you a steer, new data has revealed the London neighbourhoods