County Monaghan
Contae Mhuineacháin
Dúthracht agus Dícheall (Irish)
"Diligence and Best Endeavour"
100px-Co Monaghan arms.svg
Coat of arms
250px-Island of Ireland location map Monaghan.svg
Provinces Ulster
County town Monaghan
Area Rank 28th
Population 60,483
Year 2011
Population Rank 29th
Car plates MN

County Monaghan (Contae Mhuineacháin) is a county in Ireland. It is part of the Border Region and is in the province of Ulster. It is named after the town of Monaghan. Monaghan County Council is the local authority for the county. The population of the county is 60,483 according to the 2011 census.

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