McMannus family name history and map
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McMannus in 1911 Ireland
The 1911 Census recorded 62 people named McMannus in Ireland; roughly one in every 71,000 people carried the name. The name was split fairly evenly between men and women: 30 men and 32 women.
Counties with McMannus in Ireland
Fermanagh had the largest share of McMannuses, 19.4% (12 people). Next came Mayo (12), Down (10), Derry (8) and Tyrone (5).

McMannus average age in 1911
The average McMannus in 1911 was 34.0 years old, 29.8 for men and 38.0 for women; noticeably older than the national averages of 29.6 for men and 30.5 for women. That low figure reflects just how many children there were in Edwardian Ireland, along with high infant mortality and the limits of public health at the time. For comparison, average life expectancy in Ireland today is around 83.
McMannus literacy in 1911
Of the McMannuses whose literacy was recorded, 57.1% could both read and write, 3.6% could read but not write, and 39.3% could do neither. Men came out slightly ahead, 64% reading and writing against 51.6% of women. Bear in mind these figures include young children; the census itself only counted people aged nine and over when calculating illiteracy, on the grounds that it was unfair to label a child illiterate before they'd had a chance to learn.
McMannus common first names
The most common male names were John (9), Patrick, James, Daniel and Francis. For women it was Mary (5), followed by Bridget, Catherine, Sarah and Elizabeth.
McMannus occupations in 1911
The most common occupation among McMannuses was farmer, 14.5% of them (9 people). Next came farm labourer (11.3%), scholar / student (9.7%), textile worker (6.5%) and domestic servant (4.8%). Grouped by sector, agriculture accounted for 25.8% of all McMannuses, followed by domestic service, textiles & clothing and retired & pensioners.
What religion is McMannus?
McMannuses were predominantly Roman Catholic (85.5%). The remainder were mostly Anglican (6.5%), Baptist (4.8%) and Presbyterian (3.2%).
Visitor Notes
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Added by
Pete F
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McMannus statistics (1911)
Number: 62
Rank: 5,082
Average Age: 34
McMannus in the USA (2020)
Number: 171
Rank: 109,993
Note: If there were less than 100 in the USA census it will show as zero.
Ref: mcmannus
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