Local Data Search
A total of 67 results found. Show Results on Map.
| Rank | Irish as First Ancestry Population Percentage ▼ | County / Population |
| 1. | 32.0% | Delaware, PA / 555,018 |
| 2. | 30.0% | Lackawanna, PA / 209,100 |
| 3. | 28.5% | Bucks, PA / 621,241 |
| 4. | 27.4% | Wayne, PA / 51,233 |
| 5. | 26.1% | Chester, PA / 486,301 |
| 6. | 26.0% | Sullivan, PA / 6,219 |
| 7. | 24.9% | Montgomery, PA / 776,306 |
| 8. | 24.4% | Susquehanna, PA / 41,116 |
| 9. | 24.2% | Butler, PA / 182,519 |
| 10. | 23.7% | Pike, PA / 58,335 |
| 11. | 23.3% | Blair, PA / 125,984 |
| 12. | 23.2% | Indiana, PA / 87,629 |
| 13. | 22.9% | Greene, PA / 39,509 |
| 14. | 22.8% | Wyoming, PA / 27,882 |
| 15. | 22.2% | Allegheny, PA / 1,222,473 |
| 16. | 22.0% | Mckean, PA / 43,622 |
| 17. | 21.9% | Schuylkill, PA / 146,870 |
| 18. | 21.8% | Huntingdon, PA / 45,479 |
| 19. | 21.8% | Luzerne, PA / 311,919 |
| 20. | 21.5% | Armstrong, PA / 68,806 |
| 21. | 21.4% | Venango, PA / 54,817 |
| 22. | 21.4% | Bradford, PA / 61,375 |
| 23. | 21.3% | Beaver, PA / 173,277 |
| 24. | 21.3% | Washington, PA / 206,037 |
| 25. | 21.2% | Cambria, PA / 145,219 |
| 26. | 20.9% | Crawford, PA / 88,810 |
| 27. | 20.8% | Erie, PA / 279,721 |
| 28. | 20.5% | Fayette, PA / 143,925 |
| 29. | 20.4% | Clarion, PA / 39,857 |
| 30. | 20.3% | Mercer, PA / 117,098 |
| 31. | 19.7% | Forest, PA / 6,811 |
| 32. | 19.5% | Lawrence, PA / 90,962 |
| 33. | 19.5% | Westmoreland, PA / 363,222 |
| 34. | 19.4% | Clinton, PA / 37,063 |
| 35. | 18.7% | Fulton, PA / 14,808 |
| 36. | 18.6% | Monroe, PA / 163,925 |
| 37. | 18.2% | Carbon, PA / 62,856 |
| 38. | 18.0% | Cumberland, PA / 227,858 |
| 39. | 17.9% | Perry, PA / 45,048 |
| 40. | 17.6% | Elk, PA / 32,594 |
| 41. | 17.5% | Jefferson, PA / 44,965 |
| 42. | 17.4% | Centre, PA / 144,306 |
| 43. | 17.2% | Warren, PA / 41,025 |
| 44. | 17.0% | Potter, PA / 17,142 |
| 45. | 16.9% | Cameron, PA / 5,334 |
| 46. | 16.5% | Lycoming, PA / 117,043 |
| 47. | 16.4% | Mifflin, PA / 45,961 |
| 48. | 16.4% | Tioga, PA / 40,828 |
| 49. | 16.3% | Adams, PA / 101,011 |
| 50. | 16.2% | Northampton, PA / 293,610 |
| 51. | 15.5% | Columbia, PA / 64,837 |
| 52. | 15.2% | Bedford, PA / 49,648 |
| 53. | 15.1% | Franklin, PA / 141,556 |
| 54. | 15.0% | Clearfield, PA / 82,482 |
| 55. | 15.0% | Philadelphia, PA / 1,531,112 |
| 56. | 14.6% | York, PA / 419,563 |
| 57. | 14.6% | Juniata, PA / 23,107 |
| 58. | 13.8% | Dauphin, PA / 256,400 |
| 58. | 13.8% | Montour, PA / 17,776 |
| 60. | 13.7% | Northumberland, PA / 91,286 |
| 61. | 13.7% | Berks, PA / 401,488 |
| 62. | 13.5% | Somerset, PA / 77,710 |
| 63. | 13.5% | Lebanon, PA / 127,882 |
| 64. | 13.4% | Lehigh, PA / 337,077 |
| 65. | 13.3% | Union, PA / 43,424 |
| 66. | 13.2% | Lancaster, PA / 498,918 |
| 67. | 10.6% | Snyder, PA / 38,261 |
Please note that we only rank locations with 'Irish as First Ancestry Population Percentage' data. The rank above might not be a complete list. Locations without 'Irish as First Ancestry Population Percentage' data are not listed.
*ACS stands for U.S. Census American Community Survey. According to the U.S. Census, if the date is a range, you can interpret the data as an average of the period of time.