Westmoreland County, Pennsylvania

Founding: 1773
Parent county: Bedford

Namesake: Westmoreland, England
Seat: Hannastown (1773–1785); Greensburg (1785–)

Land area: 1,028 square miles

Population (2020): 354,663

Population (historic): 16,019 (1790); 42,699 (1840); 58,719 (1870); 160,175 (1900); 294,995 (1930)

Periods of population growth: pre-1790–1980

Subdivisions: Seven cities; 38 boroughs; 21 CDPs; 21 townships

Pre-1940 residences (estimated): 36,433 (21.4%)
Pre-1940 housing survival rate: 55.9%
Pre-1860 housing survival rate (1940): 20.2%

Farm housing in disrepair (1950): 7.8%

Nonfarm housing in disrepair (1950): 6.4%
Average farmhouse value (1930): $2,018
Average outbuilding value (1930): $1,541

Average farmhouse size (1940): 6 rooms
Number of farms (1920): 5,593
Average farm size (1920): 62.9 acres

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Greensburg

Namesake: Nathanael Greene, Continental Army general

Founding: circa 1783 (founding as Newtown); 1791 (post office); 1799 (incorporation)

Population (2020): 14,976

Population (historic): 685 (1810); 800 (1840); 1,642 (1870); 6,508 (1900); 16,508 (1930)

Periods of population growth: pre-1810–1830; 1840–1960; 1970s; 2010s
Pre-1940 residences (estimated): 2,400 (31.1%)

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Outstanding Buildings

1. John Alcorn Log House (c. 1790). 631 Berlin Lane. Bell. Razed.
2. Robert Glass House (c. 1820). 176 Larimer Road. Bell.
3. John Rugh Farm (c. 1855). 3401 State Route 819. Bell. Greek Revival.
4. Pleasant Grove Presbyterian Church (1832). 438 Pleasant Grove Road. Cook. Federal.
5. Daniel Ruff House (c. 1880). 1138 Mount Pleasant Road. East Huntingdon. Second Empire.
6. John Haymaker House (c. 1820). 3968 Sardis Road. Franklin.
7. Brush Creek Reformed Church (1816–1820). 113 Alter Lane. Hempfield. Federal.
8. Daniel Kline House (c. 1855). 1104 Mount Pleasant Road. Hempfield. Greek Revival/Italianate.
9. Stafford House (c. 1830). 3518 State Route 136. Hempfield. Federal.
10. Joseph Cope House (c. 1880). 4540 State Route 136. Hempfield. Italianate.
11. Robert Arnold House (1858). 3990 Wilks Road. Lower Burrell. Italianate.
12. James Lemmon House. 167 Old Cemetery Road. Loyalhanna.
13. Adam Fisher Farm (1837). 2231 Armbrust–Brinkerton Road. Mount Pleasant. Federal.
14. John Giffen Farm (c. 1840). 252 Fairgrounds Road. Mount Pleasant. Greek Revival.
15. Middle Church Parsonage (c. 1870). 3374 State Route 981. Mount Pleasant. Italianate.
16. Peter Kunkle House (1818). 8760 Barnes Lake Road. North Huntingdon. Georgian.
17. John Irwin House (1798). 651 Brush Hill Road. North Huntingdon. Federal.
18. Larimer–McFarlane House (c. 1795/1870). 50 Maus Drive. North Huntingdon. Italianate.
19. James Brawdy Farm (1856). 2340 Sparrow Lane. North Huntingdon. Italianate.
20. Lewis Kline House (c. 1870). 1010 Boquet Road. Penn. Italianate.
21. Peter Lauffer Farm (1873). 1008 Campbell Road. Penn.
22. St. John's Lutheran Church (c. 1890). 1072 Frye Road. Penn. Gothic Revival.
23. Robinson House (c. 1870). 429 Jamie Drive. Rostraver. Italianate.
24. Rehoboth Presbyterian Church (1899). 442 Rehoboth Road. Rostraver. Romanesque.
25. John Daily House (c. 1810). 4900 State Route 51. Rostraver. Federal.
26. William Steel Farm (1866–1867). 255 Hannastown Road. Salem. Italianate.
27. Albert Steel Farm (c. 1880). 493 Hannastown Road. Salem. Italianate.
28. Congruity Tavern (c. 1820). 117 White Thorn Road. Salem. Georgian.
29. Jacob Mains Farm. 740 Apple's Mill Road. Sewickley. Razed.
30. Henry Greenawalt Farm. 416 Rodebaugh Road. Sewickley.
31. Altman House (c. 1875). 275 Wolfe Lane. Sewickley. Italianate.
32. Alexander Johnston Farm (c. 1815/1830). 3435 US Highway 30. Unity. Federal.

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