Dublin is one of the richest places in Ireland for ancestry research. The city’s records go back centuries. Its archives hold civil registers, Catholic parish baptisms, tenement surveys, and street directories that can place your family on a specific street in a specific year.

If your family name is Murphy, Byrne, O’Brien, Kelly, or Walsh, there is a good chance they lived in Dublin at some point. Dublin attracted people from every county in Ireland. Many families arrived from the countryside during the Famine years and then sailed to America from the North Wall quay on the Liffey.
This guide walks you through the key records for Dublin ancestry research. It covers the main free databases, the archives worth visiting, and what to expect when you go looking for your family in the city’s records.
What Makes Dublin Different for Ancestry Research
Dublin was the largest city in Ireland. It had a more complex society than rural counties. Many of its residents were not originally from Dublin at all. People moved to the city from Galway, Clare, Cork, and every other county — especially during and after the Famine of 1845–1852.
This means you may find that your “Dublin ancestor” was born somewhere else entirely. Their baptism record might be in a rural parish church 200 kilometres away. Their Dublin records — marriage, death, tenement address — are in the city. You may need both sets of records to tell the full story.
Dublin also has more surviving records than many other Irish counties. The Four Courts fire of 1922 destroyed many centrally held records. But Dublin’s parish registers, street directories, and local archives survived in greater numbers than those in counties further west.
The Three Core Records for Dublin Ancestry
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Three main record sets will take you furthest in Dublin ancestry research. Start with all three before visiting any archive in person.
1. Civil Registration Records (from 1864)
Ireland began civil registration of births, marriages, and deaths in 1864. Every birth, marriage, and death from that year onwards went into the state’s records. You can search them for free at irishgenealogy.ie.
For Dublin research, civil registration is often your best starting point. The records give you a full name, date, district, and often a father’s name or address. A Dublin birth certificate from 1880 can name both parents. That gives you a generation to work back through.
2. Catholic Parish Registers (from the 1720s)
Dublin’s Catholic parishes kept baptismal and marriage records long before civil registration began. Some go back to the 1720s and 1730s. St. Michan’s parish on the north side holds records from 1726. St. Catherine’s in the Liberties has records from around 1740.
Many of these registers are now available on irishgenealogy.ie. Others are held on microfilm at the National Library of Ireland, which you can access for free in person at their reading room in Kildare Street.
Our full guide to searching Irish parish records will walk you through each archive step by step.
3. Griffith’s Valuation (1853–1854 for Dublin City)
Griffith’s Valuation was a property survey of every household in Ireland. Dublin city was surveyed in 1853 and 1854. It lists every head of household who occupied property — even the poorest tenement families. You can search it for free at askaboutireland.ie.
Find your ancestor’s name in Griffith’s and you get their street address in Dublin in the early 1850s. That address links directly to the 1901 and 1911 censuses, to street directories, and to the parish whose church stood closest to their home. Our full guide to Griffith’s Valuation shows you exactly how to use it.
The National Archives: Censuses and State Records
The National Archives of Ireland sits on Bishop Street in Dublin 8. It holds the 1901 and 1911 censuses for the whole country — and both are free online at nationalarchives.ie.
The censuses list every person living in a household on census night. For Dublin, this means you can find your ancestor’s name, age, occupation, place of birth, and religion. You get all this for their exact address.
The National Archives also holds tithe applotment books from 1823–1837. These list land occupiers across Ireland before Griffith’s Valuation. For Dublin county (outside the city), they can push your research back another 20 years. The archives are open Monday to Friday, 10am to 5pm. Entry is free. Bring a photo ID.
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The National Library: Parish Microfilms and Newspapers
The National Library of Ireland (NLI) is on Kildare Street, just off St. Stephen’s Green. It holds Catholic parish registers for most of Ireland on microfilm. Many are not available online — you can only read them in person at the NLI reading room.
Access is free. You need a reader’s ticket — apply online in advance, or register in person on your first visit with a passport or driving licence. The reading room is open Tuesday and Wednesday 9.30am to 7pm, Monday, Thursday and Friday 9.30am to 5pm, with Saturday mornings (9.30am to 1pm) open on select dates only.
The NLI also holds historical Irish newspapers going back to the 18th century. The Irish Times, available digitised from 1859, is a key source for Dublin obituaries, death notices, and birth announcements from the late 19th century onwards.
Thom’s Directory: Tracking Your Dublin Address
Thom’s Directory was an annual street guide to Dublin. It listed the names of residents and businesses on every street. It ran from 1844 and continued into the 20th century.
If Griffith’s Valuation places your ancestor on, say, Gardiner Street in 1854, you can cross-reference Thom’s Directory for the same year and nearby years. You can track exactly when the family moved to that street and when they left. The National Library holds a full run of Thom’s on microfilm.
Planning Your Dublin Ancestry Visit
Dublin is a walkable city for ancestry research. All the main archives are within 30 minutes of each other on foot. Here is what to plan for:
- National Archives of Ireland: Bishop Street, Dublin 8. Open Mon–Fri, 10am–5pm. Free. Bring photo ID. (nationalarchives.ie)
- National Library of Ireland: Kildare Street, Dublin 2. Open Mon–Sat (hours vary). Free. Bring photo ID for reader’s ticket. (nli.ie)
- General Register Office: Werburgh Street, Dublin 8. Holds original civil registration indexes. Online access via irishgenealogy.ie
- Dublin City Library and Archive: Pearse Street, Dublin 2. Holds local council records, maps, and Dublin-specific collections.
Do as much research as possible online before you travel. Search irishgenealogy.ie, askaboutireland.ie, and nationalarchives.ie before booking flights. You may find that online records take you further than you expect. Our guide to using the 1926 Census shows you how to find your family’s exact address and visit it in person.
Dublin’s Emigrant Story: The Families Who Left
Many Irish-American families think of themselves as having “Dublin roots” because Dublin was the last Irish place their ancestor saw before sailing. But the city was often a transit point, not a home.
During the Famine, people flooded into Dublin from every part of Ireland. They came looking for work, food, and a way out. Families from the west of Ireland — from Clare, Galway, and Mayo — arrived in the city starving and desperate. They lived in the tenement buildings of the Liberties and the north inner city before sailing from the North Wall quay on the Liffey.
The Liberties was one of Dublin’s oldest working districts. It ran along Thomas Street and the Coombe, south of the River Liffey. Silk weavers and traders had lived there for centuries. By the 1840s, the area was packed with families who had come in from the countryside. Many left from the Liberties for America.
If your ancestor came from the Liberties, they were likely baptised in St. Catherine’s parish on Thomas Street. The parish records go back to around 1740. On the north side, St. Michan’s — one of the oldest Catholic parishes in Dublin — holds records from 1726. These families lit votive candles in the small street-corner shrines that lined the lanes of the inner city. Some of those shrines are still there today.
If your ancestor emigrated from Dublin before 1892, look for them in the Castle Garden records, now searchable via stevemorse.org (the original castlegarden.org site has gone offline). After 1892, search Ellis Island records at libertyellisfoundation.org. The passenger manifest will often say exactly where in Ireland they came from — not just Dublin, but their original county or townland. See also our full guide to tracing your Irish roots in county Kerry if your family may have come through Dublin from the south-west.
Frequently Asked Questions
How do I find Dublin birth records before 1864?
Civil registration in Ireland only began in 1864. Before that, Catholic baptisms were recorded in parish registers. Dublin has some of the oldest surviving Catholic parish registers in Ireland. St. Michan’s holds records from 1726. Many Dublin Catholic parishes have records from the 1740s and 1750s. Search these on irishgenealogy.ie or view them on microfilm at the National Library of Ireland.
Were Dublin records damaged in the 1922 Four Courts fire?
Yes and no. The 1922 fire at the Public Record Office in the Four Courts destroyed many centrally held records — including the 1821, 1831, 1841, and 1851 censuses for the whole country. However, Dublin’s own parish registers and local archive collections largely survived. They were held in church buildings and libraries, not in the Public Record Office. Dublin is actually better served by surviving records than many rural counties for this reason.
What is Griffith’s Valuation and how does it help with Dublin research?
Griffith’s Valuation was a property survey carried out across Ireland between 1847 and 1864. Dublin city was covered in 1853–1854. It lists every person who occupied property — from large landlords down to the smallest tenement tenant. Find your ancestor in it and you get their exact Dublin street address in the early 1850s. From there, you can link them to the 1901 and 1911 censuses, to street directories, and to the Catholic parish covering their street. See our full Griffith’s Valuation guide for step-by-step help.
My ancestor said they were from Dublin, but their record shows a different county. Why?
This is very common. Dublin was a major transit point for Irish emigrants. Families often moved to Dublin from rural counties during or after the Famine. They lived there for a few years — long enough to marry or have children in Dublin parish registers — before sailing to America. When asked where they came from, they said “Dublin” because that was the last place they had lived. Their original parish record may be in a completely different county. Check the 1901 or 1911 census entry for your ancestor — the “county of birth” column often reveals where they actually came from originally.
What Dublin records are available free online?
Quite a few. Civil registration records (births, marriages, deaths from 1864) are free at irishgenealogy.ie. The 1901 and 1911 censuses are free at nationalarchives.ie. Griffith’s Valuation is free at askaboutireland.ie. Many Dublin Catholic parish registers are on irishgenealogy.ie. The tithe applotment books (1823–1837) are at titheapplotmentbooks.nationalarchives.ie.
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