County class may refer to:
*
County-class destroyer
The County class was a class of British guided missile destroyers, the first such warships built by the Royal Navy. Designed specifically around the Seaslug anti-aircraft missile system, the primary role of these ships was area air defence aro ...
, a post–World War II class of guided missile destroyers
*
County-class cruiser
The County class was a class of heavy cruisers built for the Royal Navy in the years between the First and Second World Wars. They were the first post-war cruisers constructed for the Royal Navy and were designed within the limits of the Wash ...
, pre–World War II class of heavy cruiser
* The County class of Great Western Railway locomotives, were both a
class of 4-4-0 locomotives built between 1904 and 1912 and a
class of 4-6-0 locomotives built between 1945 and 1947
*
''Monmouth''-class cruiser of pre–World War I armoured cruisers, also known as County class
*
''Talbot County''-class tank landing ship, a post–World War II class of landing ships
*
County-class patrol vessel
The County class is a class of offshore patrol vessels built for the Jamaica Defence Force Coast Guard (JDF). Based on the Dutch Damen Stan 4207 patrol vessel, the first vessel entered service in 2005. Three were originally purchased, but only ...
, a class of patrol vessel operated by the
Jamaican Coast Guard
The Jamaica Defence Force (JDF) is the combined military of Jamaica, consisting of an infantry Regiment and Reserve Corps, an Air Wing, a Coast Guard fleet and a supporting Engineering Unit. The JDF is based upon the British military model, with ...
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