The map here shows the proportion of the population with surname Riordan by district which were also known as the Poor Law Unions. The districts with the highest proportion were Millstreet at 3.97%, Macroom at 3.07%, and Cahersiveen at 1.57%. The proportions shown use scientific notation where the colour map uses a log norm which is discussed in the methodology section which can be viewed using the link above.
The map here shows the proportion of the population with surname Riordan by DED. The electoral divisions with the highest proportion were Kilnamartery in County Cork at 12.59%, Glanbehy in County Kerry at 11.32%, and Skagh in County Cork at 9.39%. The proportions shown use scientific notation where the colour map uses a log norm which is discussed in the methodology section which can be viewed using the link above.
The pie chart shows the marital status of the population with surname Riordan. This is either single, married, or widow or widower. The proportion of responses aged over 15 who were single were 51.8%, married were 37.86%, and either widowed or widow were 10.34%.
The table shown here displays the top 10 first names by the number of people who had the surname Riordan. The most common first name was Mary at 483 people, followed by John at 481 people, Michael at 306 people, and Patrick at 295 people.
The population pyramid displays a breakdown in groups of every 5 years the number of people with the surname Riordan.
The image shown is the religious breakdown for the population with surname Riordan. Each religion has been rounded to the nearest whole percentage and any religion less than 3% has been classified as other. The most common religion was Catholic at 100.0%.
The table shown were the top 5 occupations for the population with the surname Riordan. The most common occupation was Farmer at 454 people, followed by Farmers Son at 215 people, and Agricultural Labourer at 138 people.
The map shown here was the proportion of the population with surname Riordan who were born in each of the counties in Ireland. Unlike the proportion of the population above, this is the reported birthplace on the census. The counties with the highest proportion from it were Cork at 0.84%, followed by Kerry at 0.72%, Limerick at 0.41%, and Tipperary at 0.14%. The proportions shown use scientific notation where the colour map uses a log norm which is discussed in the methodology section which can be viewed using the link above.
For the literacy pie chart shown, there are three categories, one for those who could read and write, another for those who could read only and the final for those who could not read or write. The pie chart is based on the population with surname Riordan. The proportion of responses aged over 9 who can read and write were 88.0%, read only were 1.84%, and not able to read or write were 10.15%.
The bar shown here is the percentage (in green) who could speak Irish while the percentage in red were those who do not speak Irish or if the census entry was blank or unknown for the population with surname Riordan. The proportion who could speak Irish was 27.0%, while either not speaking Irish or unknown was 73.0%.