during the Griffith's Valuation (1848-1864). As there are few
surviving census records from this same time period, the GV is a
valuable resource for mid 19th century Irish research.
| Percentage of COOGAN in county population | ||||
 |
01. Antrim [Northern Ireland] - (01.79%) 02. Londonderry [Northern Ireland] - (00.00%) 03. Tyrone [Northern Ireland] - (00.72%) 04. Fermanagh [Northern Ireland] - (00.36%) 05. Armagh [Northern Ireland] - (01.43%) 06. Down [Northern Ireland] - (00.36%) 07. Donegal - (00.36%) 08. Monaghan - (13.62%) 09. Cavan - (00.00%) 10. Mayo - (00.36%) 11. Sligo - (00.00%) 12. Leitrim - (00.00%) 13. Louth - (04.30%) 14. Meath - (07.53%) 15. Westmeath - (00.00%) 16. Longford - (00.72%) 17. Roscommon - (01.08%) 18. Galway - (02.87%) 19. Offaly / Kings - (00.72%) 20. Kildare - (10.04%) 21. Dublin - (11.83%) 22. Wicklow - (05.74%) 23. Carlow - (06.45%) 24. Wexford - (00.00%) 25. Laois / Leix / Queens - (06.09%) 26. Kilkenny - (22.94%) 27. Waterford - (00.00%) 28. Tipperary - (00.00%) 29. Clare - (00.00%) 30. Limerick - (00.00%) 31. Kerry - (00.00%) 32. Cork - (00.72%) | |||