Town

Blacklion

An Blaic

Blacklion is a town in Cavan. Explore its recorded names and geographic context.

Recorded locationBlacklion54.29050° N · 7.87874° WInteractive map supplied by OpenStreetMap.

Recorded place location · Logainm.ieOpen in OpenStreetMap ↗

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

An Blaic · Irish · main form · validated name
Blacklion · English · main form

Geographic information

Place type: Town
County: Cavan
Barony: Tullyhaw
Civil parish: Killinagh
Within: Tuam
Coordinates: 54.29050, -7.87874
Logainm ID: 1165012 ↗

Population over time

Blacklion — Census 2016 settlement footprint

Population within 2016 settlement boundaries

216people · 2022

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

Blacklion — Census 2016 settlement footprint — census population
Census year	Population
2016	194
2022	216

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.

Blacklion, Cavan

Published census settlement populations

194people · 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

Blacklion, Cavan — census population
Census year	Population
2011	229
2016	194

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

Blacklion, Co Cavan — Census 2022 Built Up Area

Built Up Area population, 2022

175people · 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

Blacklion, Co Cavan — Census 2022 Built Up Area — census population
Census year	Population
2022	175

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

Sources & further reading

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

Name record retrieved 2026-10-25 · Source record modified 2025-01-10. How this page was prepared.