A woman was arrested on suspicion of supplying cocaine as police raided a house in Barton.
A marked police van and unmarked SUV could be seen on Edgecombe Road on Monday night.
Thames Valley Police said a 49-year-old woman had been arrested on suspicion of possession with intent to supply class A drugs - cocaine - and, as of Tuesday afternoon, remains in police custody.
No further detail has been given by the police about what was found during Monday night’s raid.
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This story was written by Tom Seaward. He joined the team in 2021 as Oxfordshire's court and crime reporter.
To get in touch with him email: Tom.Seaward@newsquest.co.uk
Follow him on Twitter: @t_seaward
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