Some market statistics, by county:
Armstrong
Population, 2010 68,941
Homeownership rate, 2006-2010 76.4%
Median value of owner-occupied housing units, 2006-2010 $89,100
Median household income 2006-2010 $42,752
Retail sales, 2007 ($1000) 532,139
Bedford
Population, 2010 49,762
Homeownership rate, 2006-2010 79.7%
Median value of owner-occupied housing units, 2006-2010 $112,800
Median household income 2006-2010 $40,249
Retail sales, 2007 ($1000) 581,577
Blair
Population, 2010 127,089
Homeownership rate, 2006-2010 73.0%
Median value of owner-occupied housing units, 2006-2010 $97,400
Median household income 2006-2010 $42,363
Retail sales, 2007 ($1000) 2,038,719
Cambria
Population, 2010 143,679
Homeownership rate, 2006-2010 73.8%
Median value of owner-occupied housing units, 2006-2010 $86,000
Median household income 2006-2010 $39,574
Retail sales, 2007 ($1000) 1,626,462
Centre
Population, 2010 153,990
Homeownership rate, 2006-2010 60.1%
Median value of owner-occupied housing units, 2006-2010 $175,800
Median household income 2006-2010 $47,016
Retail sales, 2007 ($1000) 1,604,290
Clearfield
Population, 2010 81,642
Homeownership rate, 2006-2010 76.7%
Median value of owner-occupied housing units, 2006-2010 $82,900
Median household income 2006-2010 $37,130
Retail sales, 2007 ($1000) 1,150,136
Clinton
Population, 2010 39,238
Homeownership rate, 2006-2010 72.5%
Median value of owner-occupied housing units, 2006-2010 $98,400
Median household income 2006-2010 $39,354
Retail sales, 2007 ($1000) 520,692
Cumberland
Population, 2010 235,406
Homeownership rate, 2006-2010 72.4%
Median value of owner-occupied housing units, 2006-2010 $174,600
Median household income 2006-2010 $60,219
Retail sales, 2007 ($1000) 3,684,912
Franklin
Population, 2010 149,618
Homeownership rate, 2006-2010 74.3%
Median value of owner-occupied housing units, 2006-2010 $175,000
Median household income 2006-2010 $51,035
Retail sales, 2007 ($1000) 1,749,971
Fulton
Population, 2010 14,845
Homeownership rate, 2006-2010 77.4%
Median value of owner-occupied housing units, 2006-2010 $157,500
Median household income 2006-2010 $45,240
Retail sales, 2007 ($1000) 101,400
Huntingdon
Population, 2010 45,913
Homeownership rate, 2006-2010 76.8%
Median value of owner-occupied housing units, 2006-2010 $105,800
Median household income 2006-2010 $41,700
Retail sales, 2007 ($1000) 363,191
Indiana
Population, 2010 88,880
Homeownership rate, 2006-2010 71.8%
Median value of owner-occupied housing units, 2006-2010 $98,200
Median household income 2006-2010 $40,225
Retail sales, 2007 ($1000) 1,278,987
Jefferson
Population, 2010 45,200
Homeownership rate, 2006-2010 76.8%
Median value of owner-occupied housing units, 2006-2010 $80,100
Median household income 2006-2010 $38,406
Retail sales, 2007 ($1000) 477,351
Juniata
Population, 2010 24,636
Homeownership rate, 2006-2010 77.0%
Median value of owner-occupied housing units, 2006-2010 $127,200
Median household income 2006-2010 $44,276
Retail sales, 2007 ($1000) 197,576
Mifflin
Population, 2010 46,682
Homeownership rate, 2006-2010 73.4%
Median value of owner-occupied housing units, 2006-2010 $92,500
Median household income 2006-2010 $37,539
Retail sales, 2007 ($1000) 526,069
Perry
Population, 2010 45,969
Homeownership rate, 2006-2010 80.9%
Median value of owner-occupied housing units, 2006-2010 $144,800
Median household income 2006-2010 $52,659
Retail sales, 2007 ($1000) 393,394
Somerset
Population, 2010 77,742
Homeownership rate, 2006-2010 78.4%
Median value of owner-occupied housing units, 2006-2010 $92,200
Median household income 2006-2010 $39,194
Retail sales, 2007 ($1000) 764,746
Westmoreland
Population, 2010 365,169
Homeownership rate, 2006-2010 76.5%
Median value of owner-occupied housing units, 2006-2010 $126,800
Median household income 2006-2010 $47,689
Retail sales, 2007 ($1000) 4,154,689