Title: ‘Knocklyon and Firhouse through the lens of the 1926 Census’
Speaker: Liz Gillis – Historian and Author
Time: @ 7:45 PM
Location: Iona Pastoral Centre, beside St. Colmcille’s Church, Knocklyon.
Admission: Members: €3.00 Friends: €5.00
All Wecome.
Helen O’Brien
Image gallery. Click to open/enlarge [then click ‘right-arrow’ to move to next image]


One hundred years ago, on 18 April 1926, the first census of the Irish Free State was taken. For Knocklyon and Firhouse, it captures a world on the threshold of change: a rural landscape of family farms, local labour and close-knit townlands, decades before the housing estates, schools and roads that define the area today.
In this talk, historian and author Liz Gillis examines the 1926 Census returns for the area. Through the household records, it is possible to glimpse the people who lived and worked here: their families, occupations, homes and communities. The census recorded each person’s age, religion, birthplace, occupation and Irish-language ability, along with the number of rooms each family occupied. Together these details can help build a remarkably intimate portrait of daily life just a few years after the War of Independence and the Civil War.
The records were released online by the National Archives of Ireland in April 2026 and are free to search. The evidence gathered will hopefully reveal how Knocklyon and Firhouse developed into the communities we know today. If applicable attendees can search for their own family names, streets and townlands in advance of the talk.
References: talk
Census and archives
- National Archives of Ireland, Census 1926 (forms explained): https://nationalarchives.ie/search-the-1926-census-2/census-1926/nationalarchives
- National Archives of Ireland, Search the Census 1926: https://nationalarchives.ie/collections/search-the-1926-census/nationalarchives
- National Archives of Ireland, Finding people in the Census 1926: https://nationalarchives.ie/search-the-1926-census-2/finding-people-in-the-census-1926/nationalarchives
- National Archives of Ireland, Permission to reuse Census 1926: https://nationalarchives.ie/search-the-1926-census-2/permission-to-reuse-census-1926/nationalarchives
- Government of Ireland, Digitisation of the 1926 Census: https://www.gov.ie/en/department-of-culture-communications-and-sport/press-releases/digitisation-of-the-1926-census/gov

Historian and author Liz Gillis is from the Liberties in Dublin. She specialises in the Irish Revolution and is the author of several books on the period. These include The Fall of Dublin, Revolution in Dublin: A Photographic History 1916–1923, Women of the Irish Revolution, The Hales Brothers and the Irish Revolution and May 25: The Burning of the Custom House 1921. She is also co-author of We Were There: 77 Women of the Easter Rising.
Liz holds a degree in Modern Irish History. She worked as a researcher for RTÉ Radio’s The History Show and as a curatorial assistant at RTÉ, where she specialised in researching the Easter Rising. She was a tour guide at Kilmainham Gaol for many years and a historical consultant for the Custom House Visitor Centre. In 2021 she was appointed Historian in Residence for South Dublin County Council for the Decade of Centenaries. She lectures in Irish history at Champlain College Dublin and runs Revolution in Dublin Walking Tours.
Liz has contributed to numerous publications and to television and radio documentaries, and has given talks in Ireland and abroad. In 2018 she received the Dublin City Lord Mayor’s Award for her contribution to history. She also hosts RTÉ’s Come To Your Census podcast, which accompanies the RTÉ documentary series on the 1926 Census.
Image gallery: Two sample publications of author Liz Gillis.


Book images: The Hale Brothers and the Irish Revolution; Women of the Irish Revolution.
References: Liz Gillis
Liz Gillis
- Knocklyon History Society, speaker biography: https://knocklyonhistorysociety.com/knocklyonhistorysociety
- South Dublin County Council, Historian in Residence appointment: https://www.sdcc.ie/en/news/decade-of-centenaries-historian-in-residence-appointed.htmlsdcc
- Champlain College Dublin, staff profile: https://www.champlain.edu/directory/liz-gillis/champlain
- RTÉ, Come To Your Census: The Podcast: https://www.rte.ie/radio/podcasts/series/44824-come-to-your-census-the-podcast/rte
- RTÉ, Come To Your Census documentary series: https://about.rte.ie/2026/04/28/six-well-known-figures-delve-into-the-1926-census-archive/
Editor: as no details were given, the above is a just a possible indication of the presentation’s content. Research accompanied by Comet/Perplexity Ai.





















































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