Northampton County, Pennsylvania

Founding: 1752
Parent county: Bucks

Namesake: Northamptonshire, England
Seat: Easton (1752–)

Land area: 370 square miles

Population (2020): 312,951

Population (historic): 24,220 (1790); 39,482 (1830); 47,904 (1860); 99,687 (1900); 169,304 (1930)

Periods of population growth: pre-1790–1810; 1820–1840; 1850–1930; 1940–2020

Subdivisions: Two cities; 19 boroughs; nine CDPs; 17 townships

National Register listings: 65

Pre-1940 residences (estimated): 33,496 (27.4%)
Pre-1940 housing survival rate: 77.2%
Pre-1860 housing survival rate (1940): 37.9%

Farm housing in disrepair (1950): 6%

Nonfarm housing in disrepair (1950): 3.2%
Average farmhouse value (1930): $2,401
Average outbuilding value (1930): $2,086
Average farmhouse size (1940): 6.5 rooms
Number of farms (1920): 3,283
Average farm size (1920): 45.9 acres
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Easton

Namesake: Easton Neston, England

Founding: 1752 (platting); 1789 (incorporation); 1792 (post office)

Population (2020): 28,127

Population (historic): 708 (1790); 3,529 (1830); 10,987 (1870); 25,238 (1900); 34,468 (1930)

Periods of population growth: pre-1790–1930; 1940s; 1980–2020
Pre-1940 residences (estimated): 7,192 (64.6%)
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Outstanding Buildings

1. *John Hiestand House (1847). 223 Covered Bridge Road. Allen. Federal.
2. Jacob Unangst House (c. 1810). 4450 Green Pond Road. Bethlehem. Georgian.
3. *William Henry House (c. 1790/1812/1890). 401 Henry Road. Bushkill.
4. *Boulton House (1832/1884). 402 Henry Road. Bushkill. Federal/Queen Anne.
5. *Philip Odenwelder Farm. 5761 Northampton–Bath Road. East Allen.
6. William Schug House. 3200 Delaware Road. Forks. Georgian.
7. Eagle Hotel (c. 1800). 633 Uhler Road. Forks. Georgian.
8. Charles App House. 4744 Poplar Road. Lehigh. Georgian.
9. Mount Bethel Presbyterian Church. 7742 Delaware Road. Lower Mount Bethel. Federal.
10. Butz Farm. 10868 Delaware Road. Lower Mount Bethel. Federal.
11. *Belhaven / Log House (c. 1711/1823). DePue's Road, east of Belhaven Road. Lower Mount Bethel. Razed.
12. Enoch Schortz Farm. 563 Georgetown Road. Lower Nazareth.
13. Peter Rohn House (c. 1805). 4639 Newburg Road. Lower Nazareth. Georgian.
14. *Lutz School (c. 1880). 4216 Countryside Lane. Lower Saucon.
15. *William Apple Farm (c. 1800). 1561 Creek Road. Lower Saucon. Georgian.
16. House (c. 1890). 1610 Creek Road. Lower Saucon. Eastlake.
17. William Riegel Farm. 1950 Creek Road. Lower Saucon. Georgian.
18. John Rentzheimer House. 621 Durham Street. Lower Saucon. Georgian.
19. *Christ Lutheran Church (1816). 857 Easton Road. Lower Saucon. Italianate.
20. *Michael Heller Farm (c. 1751/1820). 1890 Friedensville Road. Lower Saucon. Federal.
21. *Samuel Kauffman House (1798). 3621 Hickory Hill Road. Lower Saucon. Georgian.
22. House (c. 1880). 1945 Leithsville Road. Lower Saucon. Italianate.
23. *Jacob Riegel House (c. 1820). 2681 Redington Road. Lower Saucon. Federal.
24. *William Lilly Farm (c. 1830/1850s). 2638 Beersville Road. Moore. Gothic Revival.
25. *John Nevin House (1806). 3540 Freemansburg Avenue. Palmer. Georgian.
26. St. Peter's Lutheran Church (1916–1918). 1422 Church Road. Plainfield. Gothic Revival.
27. House (c. 1880). 300 Delaware Avenue. Upper Mount Bethel. Italianate.
28. John Emery Farm (c. 1880). 1118 River Road. Upper Mount Bethel. Italianate.
29. Frederick Miller Farm. 450 Riverton Road. Upper Mount Bethel. Georgian.
30. Thomas Dech Farm (1808). 3150 Newburg Road. Upper Nazareth. Georgian.
31. St. Luke's Lutheran Church. 20 Church Road. Williams.
32. *George Kleinhans House (1778). 15 Coffeetown Road. Williams.
33. *Jacob Raub House (1812). 2550 Delaware Road. Williams. Georgian.
34. *Isaac Stout Farm (1772). 50 Durham Road. Williams. Georgian.
35. David Bachman Farm. 3370 Morgan Hill Road. Williams. Georgian.
36. *Isaac Deemer House. 850 Raubsville Road. Williams. Federal.
37. *Jacob Arndt Farm (c. 1810/1840). 910 Raubsville Road. Williams.