The North Highland Archive holds records from the 17th century to the present day. Records of Caithness County Council form the main body of the collection but records from individuals, societies, businesses and families are also held.
Caithness County Council from 1890 including records of education, parochial boards and commissioners of supply
Records of the Burghs of Wick, Thurso and Pultneytown from 1660
Caithness County Constabulary, Wick Burgh Constabulary and Thurso Police Commissioners
Justices of the Peace for Caithness County
Customs and Excise Records
Records of the Wick Harbour Trust and Thurso River Harbour Trust
Architectural plans of Sinclair MacDonald and Son
London Caithness Association
Records of the Keith Family, Thurso
Family history sources
Old Parish Registers on microfilm for the counties of
Census returns on microfilm from 1841-1901 for the counties of
Census returns on microfilm for 1901 for
International Genealogical Index for
- Caithness
- Sutherland
- Ross and Cromarty
- Inverness-shire
- Orkney
- Shetland