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

National Register listings: 56

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

___________________________________________________________________________________

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%)

___________________________________________________________________________________



View and filter the data. Or see a larger map.

___________________________________________________________________________________

Outstanding Buildings

1. Stewart Alcorn Log House (c. 1790). 631 Berlin Lane. Bell. Razed.
2. Glass House (c. 1820). 176 Larimer Road. Bell.
3. Rugh Farm (c. 1855). 3401 State Route 819. Bell. Greek Revival.
4. Pleasant Grove Presbyterian Church (1832). 438 Pleasant Grove Road. Cook. Federal.
5. Stahl House (1857). 138 Riggs Lane. Cook.
6. Ruff House (c. 1880). 1138 Mount Pleasant Road. East Huntingdon. Second Empire.
7. Haymaker House (c. 1820). 3968 Sardis Road. Franklin.
8. Siegfried House (c. 1830). 3518 State Route 136. Hempfield. Federal.
9. Cope House (c. 1880). 4540 State Route 136. Hempfield. Italianate.
10. Robert Arnold House (1858). 3990 Wilks Road. Lower Burrell. Italianate.
11. James Lemmon House (c. 1805?). 167 Old Cemetery Road. Loyalhanna.
12. *Brush Creek Reformed Church (1816–1820). Alter Lane, north of Brush Creek Road. Hempfield. Federal.
13. James Lemmon House (c. 1805). 167 Old Cemetery Road. Loyalhanna.
14. *Adam Fisher Farm (1837). 2231 Armbrust–Brinkerton Road. Mount Pleasant. Federal.
15. Middle Presbyterian Church (c. 1840). 3374 State Route 981. Mount Pleasant. Greek Revival.
16. Middle Church Parsonage (c. 1870). 3374 State Route 981. Mount Pleasant. Italianate.
17. *John Irwin House (1798). 651 Brush Hill Road. North Huntingdon. Federal.
18. Taylor Farm (c. 1820?). 1180 Colonial Manor Road. North Huntingdon. Federal.
19. *Larimer–McFarlane House (c. 1795/1870). 50 Maus Drive. North Huntingdon. Italianate.
20. Peter Kunkle House (1818). Mills Drive, at Barnes Lake Road. North Huntingdon. Georgian.
21. James Brawdy Farm (1856). 2340 Sparrow Lane. North Huntingdon. Italianate.
22. Lewis Kline House (c. 1870). 1010 Boquet Road. Penn. Italianate.
23. Peter Lauffer Farm (1873). 1008 Campbell Road. Penn.
24. St. John's Lutheran Church (c. 1890). 1072 Frye Road. Penn. Gothic Revival.
25. Robinson House (c. 1870). Jamie Drive, west of Rostraver Road. Rostraver. Italianate.
26. Rehoboth Presbyterian Church (1899). 442 Rehoboth Road. Rostraver. Romanesque.
27. John Daily House (c. 1810). 4900 State Route 51. Rostraver. Federal.
28. Campbell House (1834). 5899 State Route 711. St. Clair.
29. Bush Log House (c. 1785). 2935 Greene Drive. Salem.
30. *William Steel Farm (1866–1867). 255 Hannastown Road. Salem. Italianate.
31. Albert Steel Farm (c. 1880). 493 Hannastown Road. Salem. Italianate.
32. Congruity Tavern (c. 1820). 117 White Thorn Road. Salem. Georgian.
33. Funk Farm (c. 1800?). 740 Apple's Mill Road. Sewickley. Razed.
34. Finley Means House (c. 1810?). 552 Dick Station Road. Sewickley.
35. Greenawalt Farm (c. 1840?). 416 Rodebaugh Road. Sewickley.
36. Altman House (c. 1875). 275 Wolfe Lane. Sewickley. Italianate.
37. *Alexander Johnston Farm (c. 1815/1830). Unity. Federal.