Adams | Allegheny | Armstrong | Beaver | Bedford | Berks | Blair | Bradford | Bucks | Butler | Cambria | Cameron | Carbon | Centre |

| Chester | Clarion | Clearfield | Clinton | Columbia | Crawford | Cumberland | Dauphin | Delaware | Elk | Erie | Fayette | Forest | Franklin |

| Fulton | Greene | Huntingdon | Indiana | Jefferson | Juniata | Lackawanna | Lancaster | Lawrence | Lebanon | Lehigh | Luzerne | Lycoming |

| McKean | Mercer | Mifflin | Monroe | Montgomery | Montour | Northampton | Northumberland | Perry | Philadelphia | Pike | Potter |

| Schuylkill | Snyder | Somerset | Sullivan | Susquehanna | Tioga | Union | Venango | Warren | Washington | Wayne | Westmoreland |

| Wyoming | York |

1. Adams - 22 Jan 1800 from York.
   | A-K | L-Z | updated 9 Dec 2002 | 1263 records, counting
2. Allegheny - 24 Sep 1788 from Westmoreland and Washington. Parts taken for Armstrong 1800, Beaver 1800, Butler, 1800, Crawford 1800, Erie 1800, Mercer 1800, Venango 1800, Warren 1800.
   An oddity - the early original wills are filed in Probate Cases (Surrogate's Records)
3. Armstrong - 12 Mar 1800 from Allegheny, Lycoming and Westmoreland. Part taken for Clarion 1839.
   | A-Z | updated 26 Sep 2007 | 402 records, counting
4. Beaver - 12 Mar 1800 from Allegheny and Washington. Part taken for Lawrence 1849.
   | A-F | G-M | N-Z | updated 9 Dec 2002 | 2089 records, counting
5. Bedford - 9 Mar 1771 from Cumberland. Parts to Blair 1846, Cambria 1804, Westmoreland 1773, Fulton 1850, Huntingdon 1787, Northumberland 1772, Somerset 1795.
   | A-E | F-L | M-R | S-Z | completed | 2949 records
6. Berks - 14 Oct 1751 from Bucks, Lancaster & Philadelphia. Schuylkill 1811.
7. Blair - 26 Feb 1846 from Huntingdon & Bedford.
   | A-Z | completed | 790 records
8. Bradford - 21 Feb 1810 as Ontario. Renamed 6 Mar 1812 from Luzerne & Lycoming.
   | A-F | G-O | P-Z | updated 29 Oct 2003 | 1056 records, counting
9. Bucks - 10 Mar 1682 Colonial Lands. Parts for Berks 1751, Northampton 1751.
10. Butler - 12 Mar 1800 from Allegheny.
11. Cambria - 26 Mar 1804 from Somerset, Bedford & Huntingdon.
    | A-B | C-D | E-G | H-J | K-L | M-N | O-R | S-T | U-Z | completed | 5709 records
12. Cameron - 29 Mar 1860 from Clinton, Elk, McKean & Potter.
13. Carbon - 13 Mar 1843 from Northampton & Monroe.
    | A-Z | completed | 327 records
14. Centre - 13 Feb 1800 from Lycoming, Mifflin, Northumberland. Part taken for Clinton 1839.
15. Chester - 10 Mar 1682 Colonial Lands. Parts for Delaware 1789, Lancaster 1728.
    | A-Z | updated 17 Dec 2003 | 638 records, counting
16. Clarion - 11 Mar 1839 from Venango & Armstrong.
    | A-Z | updated 31 Aug 2008 | 588 records, counting
17. Clearfield - 26 Mar 1804 from Lycoming & Northumberland. Part for Elk 1843.
    | A-Z | updated 22 May 2008 | 127 records, counting
18. Clinton - 21 Jan 1839 from Lycoming & Centre. Part for Cameron 1860.
19. Columbia - 22 Mar 1813 from Northumberland. Part for Montour 1850.
20. Crawford - 12 Mar 1800 from Allegheny.
21. Cumberland - 27 Jan 1750 from Lancaster. Parts for Bedford 1771, Franklin 1784, Mifflin 1789, Perry 1820.
    | A-Z | updated 18 Sep 2004 | 996 records, counting
22. Dauphin - 4 Mar 1785 from Lancaster. Part to Lebanon 1813.
23. Delaware - 26 Sep 1789 from Chester.
24. Elk - 18 Apr 1843 from Jefferson, Clearfield & McKean. Part to Cameron 1860.
25. Erie - 12 Mar 1800 from Allegheny.
    | A-Z | updated 22 May 2008 | 151 records, counting
26. Fayette - 26 Sep 1783 from Westmoreland.
27. Forest - 11 Apr 1848 from Jefferson & Venango.
28. Franklin - 9 Sep 1784 from Cumberland.
    A-Z | updated 15 Jul 2003 | 536 records, counting
29. Fulton - 19 Apr 1850 from Bedford.
    A-Z | completed | 763 records
30. Greene - 9 Feb 1796 from Washington.
    A-Z | updated 19 Jun 2003 | 287 records, counting
31. Huntingdon - 20 Sep 1787 from bedford. Parts to Blair 1846, Cambria 1804.
    | A-F | G-MA | MC-R | S-Z | completed | 2743 records
32. Indiana - 30 Mar 1803 from Westmoreland & Lycoming.
    | A-L | M-Z | updated 14 Dec 2004 | 1936 records, counting
33. Jefferson - 26 Mar 1804 from Lycoming. Parts for Elk 1843, Forest 1848.
34. Juniata - 2 Mar 1831 from Mifflin.
35. Lackawanna - 21 Aug 1878 from Luzerne
36. Lancaster - 14 Oct 1728 from Chester. Parts for Berks 1751, York 1749, Cumberland 1750, Dauphin 1785, Lebanon 1813, Northumberland 1772.
37. Lawrence - 20 Mar 1849 from Beaver & Mercer.
38. Lebanon - 16 Feb 1813 from Dauphin & Lancaster.
39. Lehigh - 6 mar 1812 from Northampton
40. Luzerne - 13 Apr 1795 from Northumberland. Parts for Bradford 1810, Wyoming 1842, Lackawanna 1878, Susquehanna 1810.
41. Lycoming - 13 Apr 1795 from Northumberland. Parts for Armstrong 1800, Bradford 1810, Tioga 1804, Clearfield 1804, Indiana 1803, Venango 1800, McKean 1804, Jefferson 1804, Warren 1800, Potter 1804, Centre 1800, Clinton 1839, Sullivan 1847.
42. McKean - 26 Mar 1804 from Lycoming. Parts to Cameron 1860, Elk 1843.
43. Mercer - 12 Mar 1800 from Allegheny. Part to Lawrence 1849.
44. Mifflin - 19 Sep 1789 from Cumberland & Northumberland. Parts for Centre 1800, Juniata 1831.
45. Monroe - 1 Apr 1836 from Northampton & Pike. Part to Carbon 1843.
46. Montgomery - 10 Sep 1784 from Philadelphia.
47. Montour - 3 May 1850 from Columbia.
48. Northampton - 14 Oct 1751 from Bucks. Parts to Wayne 1798, Carbon 1843, Lehigh 1812, Monroe 1836, Schuylkill 1811.
49. Northumberland - 21 Mar 1772 from Lancaster & Bedford. Parts to Centre 1800, Clearfield 1804, Union 1813, Columbia 1813, Lycoming 1795, Mifflin 1789, Luzerne 1786.
50. Perry - 22 Mar 1820 from Cumberland.
51. Philadelphia - 10 Mar 1682 Colonial Lands. Parts to Berks 1751, Montgomery 1784. In 1854 all townships, districts and other parts of county consolidated into the City of Philadelphia.
    | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X-Y-Z | updated 7 June 2008 | 7801 records, counting
52. Pike - 26 Mar 1814 from Wayne. Part to Monroe 1836.
53. Potter - 26 Mar 1804 from Lycoming. Part to Cameron 1860.
54. Schuylkill - 1 Mar 1811 from Berks & Northampton.
55. Snyder - 2 Mar 1855 from Union.
56. Somerset - 17 Apr 1795 from Bedford. Part to Cambria 1804.
    | A-G | H-M | N-Z | completed | 2704 records
57. Sullivan - 15 Mar 1847 from Lycoming.
    A-Z | updated 9 Dec 2002 | 220 records, counting
58. Susquehanna - 21 Feb 1810 from Luzerne.
    | A-G | H-R | S-Z | updated 14 May 2007 | 2485 records, counting
59. Tioga - 26 Mar 1804 from Lycoming.
60. Union - 22 Mar 1813 from Northumberland. Part to Snyder 1855.
61. Venango - 12 Mar 1800 from Allegheny and Lycoming. Parts to Clarion 1839, Forest 1848.
62. Warren - 12 Mar 1800 from Allegheny & Lycoming.
63. Washington - 28 Mar 1781 from Westmoreland. Parts to Allegheny 1788, beaver 1800, Greene 1796.
64. Wayne - 21 Mar 1798 from Northampton. Part to Pike 1814.
    | A-J | K-Z | updated 26 Dec 2007 | 1007 records, counting
65. Westmoreland - 26 Feb 1773 from Bedford. Parts to Allegheny 1788, Armstrong 1800, Fayette 1783 , Indiana 1803, Washington 1781.
66. Wyoming - 4 Apr 1742 from Luzerne.
67. York - 14 Oct 1749 from Lancaster. Part to Adams 1800.