Flintshire (Welsh: Sir y Fflint) is a county in north-east Wales. It borders the English county of Cheshire to the east, Denbighshire to the west and Wrexham County Borough to the south. It is named after the historic county of Flintshire which has notably different borders. Flintshire is considered part of the Welsh Marches and formed part of the historic Earldom of Chester and Flint. The county is governed by Flintshire County Council which has its main offices in County Hall, Mold.

Welsh: Sir y Fflint
Flintshire shown within Wales
Sovereign state United Kingdom
Constituent country Wales
Preserved countyClwyd
Established1 April 1996
Administrative HQMold
Largest townConnah's Quay
  TypePrincipal council
  BodyFlintshire County Council
  ExecutiveTBA (council NOC)
  LeaderIan Roberts (Labour)
  ChairmanMarion Bateman
  Chief ExecutiveColin Everett
  MPsRob Roberts (C)
Mark Tami (L)
  Total169 sq mi (438 km2)
Area rank12th
  Density920/sq mi (356/km2)
97.8% white
Time zoneUTC+0 (Greenwich Mean Time)
  Summer (DST)UTC+1 (British Summer Time)
Postcode areas
Dialling codes01352
GSS codeW06000005
ISO 3166-2GB-FLN
NUTS 3 codeUKL23
ONS code00NJ

The largest town in the county is Connah's Quay, followed by Flint, Buckley and Mold.