Town

Geashill

Géisill

Geashill’s nineteenth-century buildings reflect the Digby estate’s rebuilding schemes. Estate archives also preserve the disputes behind that ordered landscape.

Watercolour and fine ink illustration of Saint Mary's Church, Geashill, County Offaly.
Illustration, Saint Mary's Church, Geashill, County Offaly
Recorded locationGeashill53.23529° N · 7.32202° WInteractive map supplied by OpenStreetMap.
Recorded place location · Logainm.ie

The name

A reliable full-name meaning has not been established here. The recorded Irish and English forms are given without an unsupported translation.

Recorded forms

  • Géisill · Irish · main form · validated name
  • Geashill · English · main form

Place & story

People & connections

William Steuart Trench’s village works

William Steuart Trench managed the Digby estate from 1857 to 1871. Historian Mary Delaney traces much of Geashill’s present appearance to the improvements undertaken during that period: cottages, a school erected around 1862, road building and work on the village inn. Her research also examines the evictions and assisted emigration associated with estate management. The buildings cannot tell that whole story by themselves. Their survival records physical investment, while the history of displaced tenants exposes the human costs that accompanied changes in the estate’s organisation. [2]

The castle site and its later house

The building recorded by the architectural inventory as Geashill Castle is a nineteenth-century former guest house beside the older castle ruins. Built about 1870, it suffered fire around 1922 and was subsequently adapted as a private house. Its limestone walls retain carefully worked window surrounds, quoins and a cornice; an extension incorporates a carriage arch. The older ruins and substantial boundary walls remain part of the setting. Distinguishing these structures prevents the date of the medieval site from being assigned to the later residence. [3]

A cattle drive in the estate papers

Reginald Digby succeeded the Trenches as estate agent in the 1870s. His reports, preserved among the Digby Irish Estates Papers, record a later phase of conflict over large grazing holdings. In November 1914 a crowd gathered for the Geashill cattle drive, moving livestock off land at Ballydownan. The archive’s account records bands, banners, injuries and forty-six arrests. Digby published his own pamphlet about the event. These papers preserve the land agent’s perspective on a protest rooted in demands for access to land. [4]

Geographic information

Place type
Town
County
Offaly
Barony
Geashill
Civil parish
Geashill
Coordinates
53.23529, -7.32202
Logainm ID
1416832 ↗

Population over time

Geashill — Census 2016 settlement footprint

Population within 2016 settlement boundaries

386people · 2022

0100200300400 2016: 395 people20162022: 386 people2022

Both counts use the 2016 settlement boundary, allowing like-for-like comparison. CSO supplies the 2022 count on this older boundary for comparison only. The official 2022 Built Up Area has different boundaries.

View population figures
Geashill — Census 2016 settlement footprint — census population
Census yearPopulation
2016395
2022386

Source: CSO Census 2022 Profile 1 — Appendix Table 1: Census 2022 De Facto Population for the 2016 Towns · Supporting source 1. CC BY 4.0. Retrieved 2026-10-25.

Geashill, Offaly — Census town, CSO 2006 report

2002–2006: census town

328people · 2006

0100200300400 2002: 344 people20022006: 328 people2006

These are the historical areas published in the 2006 census report. Boundaries may differ between censuses and from modern settlements. Legal towns, environs and suburbs are shown separately; none has been combined into a modern settlement total.

View population figures
Geashill, Offaly — Census town, CSO 2006 report — census population
Census yearPopulation
2002344
2006328

Source: CSO C0112 — Alphabetical list of towns, populations 2002 and 2006 · Supporting source 1. CC BY 4.0. Retrieved 2026-10-25.

Geashill, Offaly — Census town, CSO 1996 report

1991–1996: census town

363people · 1996

0100200300400 1991: 375 people19911996: 363 people1996

These are the historical areas published in the 1996 census report. Boundaries may differ between censuses and from modern settlements. Legal towns, environs and suburbs are shown separately; none has been combined into a modern settlement total.

View population figures
Geashill, Offaly — Census town, CSO 1996 report — census population
Census yearPopulation
1991375
1996363

Source: CSO A0112 — Alphabetical list of towns, populations 1991 and 1996 · Supporting source 1. CC BY 4.0. Retrieved 2026-10-25.

Geashill, Offaly — Census town, CSO 1986 report

1981–1986: census town

339people · 1986

0100200300400 1981: 266 people19811986: 339 people1986

Figures cover the historical town area printed in the 1986 report. Boundaries may have changed between censuses. Legal town, environs and suburb totals remain separate and differ from modern settlement boundaries.

View population figures
Geashill, Offaly — Census town, CSO 1986 report — census population
Census yearPopulation
1981266
1986339

Source: CSO Census 1986, Volume 1, Table 10, page 52. Creative Commons Attribution 4.0 International (CC BY 4.0). Retrieved 2026-10-25.

Other census areas and years

These figures use different area definitions. Read the boundary note before comparing them.

Geashill, Offaly

Published census settlement populations

395people · 2016

Settlement boundaries changed during this period. Differences may reflect boundary changes as well as population change. Where a 2011 legal-town-and-environs count is shown, it has not been recalculated onto the 2016 settlement boundary.

View population figures
Geashill, Offaly — census population
Census yearPopulation
2011375
2016395

Source: CSO E2016 — Population and Actual and Percentage Change 2011 to 2016. CC BY 4.0. Retrieved 2026-10-25.

Geashill, Co Offaly — Census 2022 Built Up Area

Built Up Area population, 2022

392people · 2022

Built Up Areas use a new land-use definition. Their population figures cannot be compared directly with Census 2016 settlement counts.

View population figures
Geashill, Co Offaly — Census 2022 Built Up Area — census population
Census yearPopulation
2022392

Source: CSO F1015 — Population, Census 2022 Built Up Areas. CC BY 4.0. Retrieved 2026-10-25.

Sources & further reading

  1. Logainm.ie — Geashill. Place names and geographic record, licensed under CC BY 4.0.
  2. Geashill and the Legacy of William Steuart Trench, 150 years after his death · Mary Delaney / Offaly History
  3. Geashill Castle, record 14814019 · National Inventory of Architectural Heritage
  4. New release of Digby Irish Estates papers online 1873–1916 · Offaly History Archives
  5. Saint Mary's Church, Geashill, County Offaly illustration: based on a St Mary's Church of Ireland Geashill Co. Offaly by Kenneth Gallery Smyth. AI-assisted watercolour and ink adaptation; cream paper margins added, incidental clutter omitted and fine details simplified. Licence: CC BY-SA 2.0.

Name record retrieved 2026-10-25 · Source record modified 2026-09-19. How this page was prepared.