placenames.ie
Population centre

Walshisland

Inis na mBreatnach

Walshisland is a population centre in Offaly. Explore its recorded names and geographic context.

Recorded locationWalshisland53.23369° N · 7.22129° WInteractive map supplied by OpenStreetMap.
Recorded place location · Logainm.ieOpen in OpenStreetMap ↗

The name

inisisland; river meadow

These Irish name elements are associated with this record in the Logainm glossary.

An element’s translation is a clue, rather than a complete explanation of the name. Its form and meaning depend on local history and the full Irish name.

Recorded forms

  • Inis na mBreatnach · Irish · main form · validated name
  • Walshisland · English · main form

Geographic information

Place type
Population centre
County
Offaly
Civil parish
Geashill
Coordinates
53.23369, -7.22129
Logainm ID
1414397 ↗

Population over time

Walsh Island or Coolagary — Census 2016 settlement footprint

Population within 2016 settlement boundaries

491people · 2022

0125250375500 2016: 443 people20162022: 491 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
Walsh Island or Coolagary — Census 2016 settlement footprint — census population
Census yearPopulation
2016443
2022491

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.

Other census areas and years

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

Walsh Island (Coolagary), Offaly

Published census settlement populations

443people · 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
Walsh Island (Coolagary), Offaly — census population
Census yearPopulation
2011458
2016443

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

Walsh Island or Coolagary, Co Offaly — Census 2022 Built Up Area

Built Up Area population, 2022

480people · 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
Walsh Island or Coolagary, Co Offaly — Census 2022 Built Up Area — census population
Census yearPopulation
2022480

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

Sources & further reading

  1. Logainm.ie — Walshisland. Place names and geographic record, licensed under CC BY 4.0.

Name record retrieved 2026-10-25 · Source record modified 2021-08-27. How this page was prepared.