Barnsley South.

Barnsley South is a network of former mining towns across the southern reaches of the Barnsley district, in Yorkshire and The Humber. No single place dominates: the town of Barnsley accounts for roughly a fifth of the seat, with Hoyland and Wombwell close behind and smaller towns -- Thurnscoe, Worsbrough, Darfield and Goldthorpe -- filling out the Dearne valley. The population of around 119,000 is overwhelmingly White at 96.5 per cent, with a median age of 40 and a degree-educated share of about a fifth. Local services across all nine wards fall to Barnsley Council, a single metropolitan borough authority.

The local political picture has moved sharply. Across the most recent ward contests, held in May 2026, Reform UK won the clear majority, taking the bulk of seats across the Dearne wards, Hoyland Milton and Stairfoot, with Labour, the Liberal Democrats and independents left holding scattered pockets. That sits awkwardly against the parliamentary position: at the 2024 General Election, the first on these boundaries, Labour took the seat on 46.7 per cent, with Reform UK runner-up on 33.2 per cent. Stephanie Peacock has held the seat for Labour since 2017 and registered no whipped dissent in recent months.

On the figures available, the seat now appears in visible flux, the local tier having turned from a long-settled Labour position even as the 2024 Westminster result held. Recent coverage of the council has carried a distinctly historic, end-of-an-era tone. Several crime categories appear to run materially above the comparative average, burglary and criminal damage among them, a harder backdrop than the headline politics alone would suggest.