Its population has grown and receded over the centuries as it went through periods of war, famine and workhouses, forced emigration and intermittent prosperity.
During the Middle Ages, the town was invaded by a succession of warring clans, including the Murcheatach Uí Briain and Richard de Cogan families.
Evidence can be found in the former workhouse, now the district hospital at the north side of New Street, and the mass graveyard to the west, near Clondrohid.
Many of their estate houses were burned in the period around the Irish War of Independence as the town was caught up in the turmoil of IRA activity.
Macroom's Irish language name, Maigh Chromtha, likely translates as 'crooked plain' in reference to the bend in the River Sullane on which its historic core is situated.
[8] The first historical reference to Macroom dates from the 6th century, when the townland was known as Achad Dorbchon and held within the kingdom of Muscraighe Mitine.
At some point, they were replaced by the Uí Floinn, who commissioned a castle in Macroom so as to establish Raithleann as capital of Muskerry.
The Murcheatach Uí Briain and Richard de Cogan arrived in 1201 and 1207 respectively; the MacCarthys became the dominant and most powerful family and held Macroom Castle until the mid-17th century.
The Irish Republican Army (IRA) was highly active in the county, especially in the areas around Macroom, Bandon and Dunmanway.
After a series of burnings of local RIC barracks and courthouses a curfew was imposed on the town, with a ban on public meetings and market fairs.
The British were embroiled in a guerrilla battle in the Muskerry hills, coming under fire from the Ballyvourney IRA cell, and lost three men – two of them officers – in one attack.
[15] On 28 November 1920 at Kilmichael, on the road between Macroom and Dunmanway, a convoy consisting of 18 Auxiliaries in two lorries were ambushed by IRA volunteers from the 3rd Cork Brigade under the command of Tom Barry.
Volunteers from the anti-treaty IRA retreated from Cork City to Macroom, burning the castle before leaving during the Irish Civil War.
Like the rest of Ireland, the climate is temperate maritime, very even and heavily influenced by the North Atlantic Current, resulting in mild winters and cool summers.
The town's surroundings contain large amounts of megalithic monuments, early Christian holy wells, churches and sacred sites associated with ancient visionaries and healers.
[23] The alluvial woodland extended as far as the Lee Bridge, and consisted of a large number of mature oak and ash trees.
[23] Today, the Gearagh is of interest and importance due to its rich and rare diversity of wildlife, and represents the only extant extensive alluvial woodland in Western Europe.
[25] The Gearagh is primarily of interest and importance due to its rich and rare diversity of wildlife, and it represents the only extant extensive alluvial woodland in Western Europe.
Today the Gearagh comprises wide but shallow water enclosing a series of small islands separated by anastomosing, mostly flat, river streams.
[29] It remains an area of outstanding natural beauty, with a diverse ecological system[30] and wide variety of plants, birds and fish, including freshwater pearl mussel, Atlantic salmon, whooper swans, kingfishers and otters.
Carrigaphooca Castle is a ruined five storey rectangular tower house situated on a steep-sided rock overlooking the River Sullane.
After a protracted siege, their forces broke through the outer wall and burned the timber door at the north face entrance.
The festivals attracted up to 20,000 attendees each year, with lineups that included Rory Gallagher, Thin Lizzy and Van Morrison.
[39] Line ups included Rory Gallagher, Phil Lynott, Elvis Costello Van Morrison, Marianne Faithfull and Horslips, and was attended by John Lydon of the Sex Pistols.
Coláiste De La Salle was opened in 1933 and originally located in Macroom Town Hall, until a permanent building was completed three years later.