Population of the Townland of Coolnagoppage 1841 to 1926

Year	Population		No. of Inhabited Houses		No. of Uninhabited Houses		Total  Houses
1841	144		30				30
1851	140		28				28
1861	90		19		1		20
1871	74		16				16
1881	40		12		1		13
1891	41		13		1		14
1901	40		11				11
1911	64		15				15
1926	63		12		1		13