Ranking of Pennsylvania Cities and Places By Percentage of Population with Unclassified Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 2.87M people in Pennsylvania with Unclassified ancestry (22.09% of Pennsylvania population). Among all Pennsylvania cities and places with a population of at least 10K, Washington city had the highest percentage of its population with Unclassified ancestry (37.55%), followed by Indiana borough (37.52%), and State College borough (37.27%).

The chart and table below shows the top 10 cities with high percentage of its population having Unclassified ancestry.

You can see similar information for other states and for other ancestry groups in Pennsylvania.

Data Source: US Census Bureau.
Ranking of Pennsylvania Cities and Places By Percentage of Population with Unclassified Ancestry in 2021
Washington city
Indiana borough
State College borough
Reading city
Harrisburg city
Pottsville city
Ephrata borough
Williamsport city
Columbia borough
McKeesport city
Ranking of Pennsylvania Cities and Places By Percentage of Population with Unclassified Ancestry in 2021
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Rank Ciy or Place Percentage of Pop. (%)
1 Washington city 37.55
2 Indiana borough 37.52
3 State College borough 37.27
4 Reading city 32.88
5 Harrisburg city 31.97
6 Pottsville city 31.49
7 Ephrata borough 31.08
8 Williamsport city 30.51
9 Columbia borough 30.18
10 McKeesport city 30.13
11 Weigelstown CDP 30.00
12 Wilkinsburg borough 28.41
13 Lebanon city 28.22
14 Wyomissing borough 27.92
15 Altoona city 27.33
16 Berwick borough 27.14
17 Bloomsburg town 26.81
18 Meadville city 26.59
19 Hanover borough 26.44
20 Hershey CDP 25.74
21 Erie city 25.40
22 Munhall borough 25.02
23 Colonial Park CDP 24.97
24 Lansdowne borough 24.71
25 Hermitage city 24.50
26 Wilkes-Barre city 24.32
27 York city 24.08
28 New Castle city 23.81
29 Waynesboro borough 23.63
30 Greensburg city 22.83
31 Elizabethtown borough 22.81
32 Sharon city 22.80
33 Lancaster city 22.69
34 Pittsburgh city 22.49
35 Yeadon borough 21.52
36 St. Marys city 21.46
37 Progress CDP 21.43
38 Lower Burrell city 21.23
39 Franklin Park borough 21.21
40 Carlisle borough 21.04
41 Philadelphia city 20.93
42 Chambersburg borough 20.73
43 Woodlyn CDP 20.69
44 Broomall CDP 20.53
45 West Mifflin borough 20.38
46 Butler city 19.72
47 Jefferson Hills borough 19.27
48 Levittown CDP 19.11
49 Chester city 18.88
50 Shiloh CDP 18.85
51 Darby borough 18.83
52 Kingston borough 18.81
53 West Chester borough 18.73
54 Baldwin borough 18.32
55 Easton city 18.20
56 Allison Park CDP 17.76
57 Carnot-Moon CDP 17.63
58 Mountain Top CDP 17.57
59 Bethel Park municipality 17.53
60 Johnstown city 17.33
61 Whitehall borough 17.20
62 Montgomeryville CDP 16.93
63 Willow Grove CDP 16.91
64 Horsham CDP 16.86
65 King of Prussia CDP 16.72
65 Scranton city 16.72
66 Monroeville municipality 16.67
67 Plum borough 16.62
68 Coatesville city 16.59
69 Phoenixville borough 16.55
70 Bethlehem city 16.32
71 Nanticoke city 16.02
72 Dunmore borough 15.91
73 Murrysville municipality 15.30
74 Pottstown borough 15.29
75 New Kensington city 15.27
76 Drexel Hill CDP 15.18
77 Allentown city 14.75
78 Emmaus borough 14.64
79 Lansdale borough 14.57
80 Norristown borough 14.55
80 Roslyn CDP 14.55
81 Fullerton CDP 14.20
82 Hazleton city 13.72
83 Northampton borough 13.05
84 Ardmore CDP 9.98