Bernie,
Here is a quick sample from the 1851 census for KKD & Dumfries searching under Currans (site is free) URL:
http://www.dumgal.gov.uk/historicalindexes/census.aspx Name: CURRANS , John
Address: King Street, Castle Douglas(869)
Parish: Kelton
Relationship: head of household
Marital Status: married
Occupation: LODGING HOUSE KEEPER/labourer
Age: 52
Born: born Ireland
Household No: 2/49
Name: CURRANS , John
Address: King Street, Castle Douglas(869)
Parish: Kelton
Relationship: head of household
Marital Status: married
Occupation: LABOURER/lodging house keeper
Age: 52
Born: born Ireland
Household No: 2/49
Name: CURRANS , John
Address: King Street, Castle Douglas(869)
Parish: Kelton
Relationship: son of John Currans
Marital Status: unmarried
Occupation: LABOURER
Age: 20
Born: born Scotland
Household No: 2/49
regards,
drakes