Irish Diaspora in Australia: Migration, Memory and a Journey Back to Ireland

At the 2021 census, more than 2.4 million people in Australia named Irish among their ancestries, and historians suspect the true number with an Irish forebear is far higher. For most of them, Ireland arrives as fragments: a surname, a county remembered by a grandmother, a convict record, a ship that docked in Sydney or Port Phillip a century and a half ago. The story of the Irish diaspora in Australia is a story of people who rarely went home, and of descendants who now make the journey in their place. Odyssey’s Treasures of Ireland small-group tour travels clockwise around the whole island, from Dublin to Belfast, and passes through many of the counties and ports those emigrants left behind.

The Irish diaspora in Australia: a long migration connection

The connection began with compulsion. The first convict ship to sail directly from Ireland, the Queen, reached Port Jackson in September 1791, and transportation from Irish courts continued until 1853, when the Phoebe Dunbar left Kingstown, now Dún Laoghaire, for Western Australia. Archivists at the National Archives of Ireland put the number sent directly from Irish ports at about 26,500. Counting Irish-born men and women convicted in Britain, the total is usually given as around 40,000. A small number were political prisoners, from the rebels of 1798 to the 63 Fenians who arrived at Fremantle on the Hougoumont in January 1868, the last convict ship to reach Australia.

Convicts, though, are only the beginning of the story, and not the largest part of it. The historian Richard Reid has estimated that only about 12 per cent of the Irish who came to the Australian colonies in the nineteenth century came as convicts. From the late 1830s, government-assisted passages, paid for largely from the sale of colonial land, brought young single labourers and domestic servants in far greater numbers. Reid’s study of Sydney alone counts more than 44,000 Irish assisted emigrants between 1848 and 1870. By 1891 the Australian census recorded about 228,000 Irish-born residents, the highest figure it would ever reach.

The Famine years left a particular mark. Between 1848 and 1850 the Earl Grey scheme, named for the Colonial Secretary who devised it, shipped 4,114 adolescent girls from Irish workhouses to Sydney, Port Phillip, Moreton Bay and Adelaide to work as servants and, it was hoped, to marry. Many met open hostility on arrival; many more went on to raise large families. Their names are now etched in glass in the Australian Monument to the Great Irish Famine, set into the southern wall of Sydney’s Hyde Park Barracks, where 2,253 of them were first lodged. Descendants still gather there each year.

Where in Ireland did most Irish Australians come from?

From every county, but not evenly. Reid’s work on assisted emigration found that the largest numbers came from west Munster and south-west Ulster, and the peak decade of the 1860s drew especially heavily on Clare, Tipperary, Limerick and Kilkenny. That is why a Treasures of Ireland itinerary that crosses Tipperary at the Rock of Cashel, and Clare at Bunratty and the Burren, so often passes through the landscapes behind an Australian family name.

Family memory and historical place

Family stories about Irish ancestors tend to survive in a particular shape. The emotional outline is remembered, often vividly: a hard crossing, a convict sentence, a girl who came out alone. The precise details, which parish, which townland, which year, are usually the first things to be lost. Many emigrants who settled in Australia never saw Ireland again, and few could afford to write often. Within two or three generations, a family’s connection to a specific place could shrink to a single word, such as Cork, Clare or Tipperary.

Some stories, though, are fixed to the landscape with real precision, and the tour passes through one of them on its fourth day. Michael Dwyer, a leader of the 1798 rebellion in Wicklow, held out in the mountains for five years after the rising was crushed, so successfully that the government built a military road through the hills to hunt him. He surrendered in 1803, was held in Kilmainham Gaol, and in 1806 arrived in Sydney aboard the Tellicherry as an unsentenced exile, with his wife Mary and two of their children; the other children stayed behind in Ireland. Dwyer was granted land, tried and acquitted of plotting rebellion under Governor Bligh, and later served as chief constable at Liverpool. In 1898, the centenary of the rising, his remains were reburied at Waverley Cemetery, where a memorial to 1798 was later raised over the grave. When we drive into the Wicklow Mountains for Powerscourt and Glendalough, we are in Dwyer’s country.

Most family histories are quieter than that, but the principle holds. A story becomes something you can stand inside once it is tied to a real place, and Ireland is unusually good at preserving places. Field boundaries, ruined cottages, parish churches and graveyards often survive from the decades of heaviest emigration, even where the families who knew them have long gone. For the wider sweep of how those decades came about, from the Plantations to the Famine and the long rural exodus after it, our History of Ireland sets out the background without needing to be repeated here.

What should I know before looking for an Irish ancestor?

The single most useful fact is a place smaller than a county: ideally a parish or a townland, the small land divisions, numbering in the tens of thousands, that Irish records are organised around. Australian records are often the best place to find it, because death certificates, marriage registers, convict indents and assisted-immigrant lists frequently record a birthplace and parents’ names. It also helps to know that most nineteenth-century Irish census returns do not survive. The complete returns for 1901 and 1911, and since April 2026 the 1926 census of the Irish Free State, are searchable free of charge on the National Archives of Ireland website.

Migration landscapes along an Ireland journey

The Treasures of Ireland route was not designed as a genealogy tour, but emigration runs through it almost everywhere it goes. The tour itself puts it plainly: this is a country that has experienced one of the largest historic migrations of its people, and one that still touches families on the other side of the world.

In Kerry, on our day on the Dingle Peninsula, we stop at the Blasket Centre in Dún Chaoin. The Great Blasket’s islanders produced a remarkable body of writing in Irish before the island was abandoned in 1953, and most of those who left went to America rather than Australia. The comparison is instructive. It shows how the destination of an emigrant often depended on where neighbours had already gone, and how strongly language, music and story travelled with them. That same inheritance of song and dance is what Siamsa Tíre, Ireland’s National Folk Theatre, brings to the stage in Tralee, a performance that many Irish Australian families will recognise in some half-remembered form.

Further north, at Bunratty Folk Park in County Clare, the reconstructed farmhouses, cottages and village street show something closer to the rural world that the assisted emigrants of the nineteenth century actually left. On Inis Mór and in Connemara, where Irish is still spoken day to day, travellers can hear the language that many of those emigrants carried with them; in the 1860s, Irish was still widely spoken in several of the counties sending the most people to Australia. In Donegal the story continues in another key, in communities where emigration shaped the life of the Donegal Gaeltacht for generations and where the fight to keep young families at home is still going on.

The tour’s final days turn to the north and to the sea. Derry’s quays were for two centuries a departure point for emigrants, most of them bound for North America, and the walking tour of its seventeenth-century walls looks down over the River Foyle they sailed from. In Belfast the link to Australia becomes concrete. Between 1899 and 1901 the shipyard of Harland & Wolff built five liners for the White Star Line’s new service from Liverpool to Sydney by way of Cape Town; when the first of them, the Medic, sailed in August 1899, she was the largest ship that had ever made the voyage to Australia. Those ships carried emigrants and frozen meat for nearly three decades. Our article on the Harland & Wolff shipyard tells the wider story of the yard behind the Titanic, which we explore on the last full day in Belfast.

Heritage travel and questions of belonging

Ireland has thought hard about its diaspora, and visitors from Australia are often struck by how readily they are welcomed as part of a larger Irish family. That welcome is genuine. It is also worth arriving with some awareness of how the story looks from the other side. For many Irish families, emigration was not an adventure but a loss, repeated in generation after generation, and the empty cottage that a visitor finds moving may have been, for the people who stayed, simply the house that the neighbours left.

Belonging works in both directions, too. Australian descendants often carry traditions that have changed or faded in Ireland itself, such as particular hymns, a way of keeping a wake, or a fierce attachment to a county that the family has not lived in for 150 years. Irish Australians shaped the Catholic Church, the labour movement and the politics of the country they joined, and the Australia they helped make is now part of what they bring back. The most rewarding conversations on a journey like this are the ones where both sides find out how different the same story looks from the other side of the world.

Does the Treasures of Ireland tour leave time for family history research?

Some, but it is not a genealogy tour, and there is no dedicated research day. Free time falls on the afternoons on Inis Mór, in Galway and in Derry, and on the last full day in Belfast, with shorter breaks elsewhere. Most travellers who want to visit an archive or an ancestral parish add days before or after the tour; the tour page already recommends arriving in Dublin a day early, and a few extra days there put the National Archives and the National Library within easy reach. EPIC, the Irish Emigration Museum in Dublin’s docklands, is a good independent visit before the tour begins.

Can I visit my family’s home townland during the tour?

Only if it happens to lie on or very near the route, because the coach follows a fixed itinerary and the activity level assumes walking of up to eight kilometres a day on uneven ground. A townland in Tipperary, Kerry, Clare, Galway or Donegal may be within reach of an overnight stop by taxi during free time; one in Mayo or Kilkenny will need its own excursion before or after. A Tour Specialist can look at where your family came from and suggest the most practical way to fit it in.

Returning with curiosity rather than certainty

Many people come to Ireland hoping to find a single house, a single grave, a single answer. Sometimes they do. More often the records run out a generation short, or the townland turns out to be a few fields and a ruin, or the surname proves to be common across half a county. That is not a failure. The emigrants themselves rarely knew exactly what they were going to, and descendants returning to Ireland are making the same journey in reverse, with the same mixture of knowledge and guesswork.

What a journey around the whole island offers is context: the shape of the land, the sound of the language, the feel of a Clare farmhouse or a Wicklow glen, the scale of the cranes that built the ships to Sydney. A family story that was once a word on a certificate becomes a place you have seen. For the full day-by-day route, see our 18-day Ireland and Northern Ireland itinerary, and for country-level questions about travelling in Ireland, from currency to the best months to go, our guide to learning about Ireland.

The Treasures of Ireland tour travels in a small group of 6 to 14, solo travellers welcome, with local guides and historians along the way and time in each place to listen. If your family story begins in Ireland, it is a good way to go and find the rest of it.