Franklin County, Pennsylvania

Founding: 1784
Parent county: Cumberland

Namesake: Benjamin Franklin, Founding Father
Seat: Chambersburg (1784–)

Land area: 772 square miles

Population (2020): 155,932

Population (historic): 15,662 (1790); 37,793 (1840); 45,365 (1870); 54,902 (1900); 65,010 (1930)

Periods of population growth: pre-1790–2020

Subdivisions: Six boroughs; 10 CDPs; 15 townships

Pre-1940 residences (estimated): 11,044 (17%)
Pre-1940 housing survival rate: 72.8%
Pre-1860 housing survival rate (1940): 31%

Farm housing in disrepair (1950): 5.4%

Nonfarm housing in disrepair (1950): 4.3%
Average farmhouse value (1930): $1,985
Average outbuilding value (1930): $1,979
Average farmhouse size (1940): 7.1 rooms
Number of farms (1920): 3,884
Average farm size (1920): 74.3 acres
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Chambersburg

Namesake: Benjamin Chambers, owner of the city's site

Founding: 1764 (platting); 1788 (post office); 1803 (incorporation)

Population (2020): 21,903

Population (historic): 1,304 (1810); 3,335 (1850); 6,308 (1870); 8,864 (1900); 13,788 (1930)

Periods of population growth: pre-1830–1960; 1980–2020
Pre-1940 residences (estimated): 2,628 (28.8%)
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Outstanding Buildings

1. Frederick Sheely Farm. 9670 Grindstone Hill Road. Antrim.
2. Samuel Snively Farm (c. 1880). 12450 Hollowell Church Road. Antrim. Second Empire.
3. Jacob Stover Farm (c. 1845). 408 Leitersburg Road. Antrim.
4. John Eshelman Farm (c. 1840). 405 Milnor Road. Antrim.
5. Joseph Whitmore House (1795). 11412 Stull Road. Antrim. Georgian.
6. Robert Johnston Farm (c. 1785/1850). 12334 Williamsport Pike. Antrim. Georgian.
7. John Hade Farm (c. 1780). 14007 Williamsport Pike. Antrim.
8. Andrew Snively House (1781). 763 Zarger Road. Antrim.
9. John Stitt Farm (c. 1835). 18599 Shearer Road. Fannett. Federal.
10. Miller Farm. 19677 Spring Run Road. Fannett.
11. James Finley House (c. 1788/1870s). 541 Coffey Avenue. Greene. Italianate.
12. John Thompson Farm (c. 1815/1905). 1237 Garver Lane. Greene.
13. William Clark Farm. 178 Musser Road. Greene. Federal.
14. Culbertson–Harbison Farm (c. 1798/1830). 7279 Nyesville Road. Greene.
15. Samuel Crawford House. 587 Woodstock Road. Greene. Federal.
16. Henry George House (c. 1835). 5840 Anthony Highway. Guilford. Federal.
17. John Brotherton Farm (c. 1820). 1447 Falling Spring Road. Guilford. Federal.
18. Samuel Frederick Farm. 670 Miller Road. Guilford.
19. James Riddle Farm (c. 1800). 955 Spring Lane. Guilford. Georgian.
20. Joseph Crider Farm (c. 1860). 6261 Edenville Road. Hamilton.
21. John Greenawalt House (c. 1843/1880). 1085 West Lincoln Highway. Hamilton. Italianate.
22. Rocky Spring Presbyterian Church (1794). 4006 Rocky Spring Road. Letterkenny. Georgian.
23. John Skinner House (c. 1790/1840). 13361 Upper Strasburg Road. Letterkenny.
24. Irwinton / Archibald Irwin Farm (c. 1780/1790). 9685 Anderson Road. Montgomery.
25. John Work Farm (c. 1775). 9399 Blue Spring Road. Montgomery.
26. Henry Eberly House (c. 1880). 7701 Fort Loudon Road. Montgomery. Italianate.
27. Millmont (c. 1800). 16 Mercersburg Road. Montgomery. Federal.
28. McCoy Springhouse–Dwelling. 9438 Welsh Run Road. Montgomery.
29. Benjamin Jordan House (c. 1825). 6801 Findlay Road. Peters.
30. Farm (c. 1890). 7189 Findley Road. Peters. Gothic Revival.
31. James Lowe Farm. 4003 Mercersburg Road. Peters.
32. Hezekiah Easton Farm (c. 1835). 368 Mountain Road. Peters. Federal.
33. Christian Frick Farm (c. 1840). 7685 Anthony Highway. Quincy.
34. Snow Hill Cloister (1814). 9400 Anthony Highway. Quincy.
35. Wilson House (c. 1810). 8683 Campbell's Run Road. St. Thomas.
36. Chambers and Bedford Pike Toll House (1818). 8235 Lincoln Highway. St. Thomas.
37. William McDowell Farm (c. 1760/1790). 2055 Mercersburg Road. St. Thomas.
38. Samuel Strock Farm. 5015 Warm Spring Road. St. Thomas.
39. Springdale Mill (1857). 18139 Amsterdam Road. Washington.
40. Jeremiah Burns Farm (1832). 10988 Fish and Game Road. Washington.
41. Harbaugh Reformed Church (1892). 14301 Harbaugh Church Road. Washington. Gothic Revival.
42. David Stoner House (c. 1790). 8777 Lyons Road. Washington.
43. Daniel Royer Farm (c. 1812/1815). 1010 East Main Street. Washington.
44. Salem Reformed Church (1842). 4881 Salem Church Road. Washington. Gothic Revival.
45. George Sarbaugh Farm (c. 1840). 12955 Scott Road. Washington.
46. Samuel Frantz Farm (1847). 13191 Welty Road. Washington. Greek Revival.

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