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

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 1.97M people in Pennsylvania with Irish ancestry. Among all Pennsylvania cities and places, Philadelphia city had the highest population with Irish ancestry (158.21K), followed by Pittsburgh city (41.84K), and Scranton city (18.33K).

The chart and table below shows the top 10 cities and places with high number of people with Irish ancestry.

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

Related Topics: US Census 2021 Topic List.
Data Source: US Census Bureau.
Ranking of Pennsylvania Cities and Places By Population with Irish Ancestry in 2021
Philadelphia city
Pittsburgh city
Scranton city
Levittown CDP
Erie city
Bethlehem city
Drexel Hill CDP
Altoona city
Bethel Park municipality
Wilkes-Barre city
Ranking of Pennsylvania Cities and Places By Population with Irish Ancestry in 2021
0 of 0
Rank City or Place Population
1 Philadelphia city 158209
2 Pittsburgh city 41842
3 Scranton city 18328
4 Levittown CDP 14532
5 Erie city 11197
6 Bethlehem city 8322
7 Drexel Hill CDP 7976
8 Altoona city 7828
9 Bethel Park municipality 7369
10 Wilkes-Barre city 6556
11 Allentown city 5868
12 State College borough 5605
13 Plum borough 5415
14 Allison Park CDP 4820
15 Ardmore CDP 4789
16 Lancaster city 4387
17 Dunmore borough 4346
18 Baldwin borough 4172
19 Murrysville municipality 4114
20 Monroeville municipality 4094
21 Williamsport city 4077
22 Phoenixville borough 4049
23 West Mifflin borough 3774
24 Willow Grove CDP 3667
25 West Chester borough 3598
26 Horsham CDP 3587
27 King of Prussia CDP 3463
28 Reading city 3373
29 Woodlyn CDP 3189
30 Carlisle borough 3131
31 Broomall CDP 3097
32 Whitehall borough 3068
33 Village Green-Green Ridge CDP 3043
34 Pottstown borough 3001
35 New Castle city 2995
36 Glenside CDP 2988
37 Lansdale borough 2921
38 Harrisburg city 2776
39 Easton city 2771
40 Folsom CDP 2757
41 Montgomeryville CDP 2730
42 Butler city 2728
43 Conshohocken borough 2711
44 Franklin Park borough 2703
45 Kingston borough 2688
46 Bristol borough 2662
47 Carnot-Moon CDP 2638
48 Johnstown city 2620
49 Brookhaven borough 2605
50 Greensburg city 2525
51 York city 2501
52 Meadville city 2485
53 New Kensington city 2464
54 Roslyn CDP 2463
55 Norristown borough 2457
56 Jefferson Hills borough 2414
57 Munhall borough 2405
58 Lower Burrell city 2398
59 Mountain Top CDP 2392
60 Perkasie borough 2368
61 Sharon city 2362
62 Pottsville city 2331
63 Glenolden borough 2318
64 Norwood borough 2264
65 Hermitage city 2249
66 Maple Glen CDP 2219
67 Chambersburg borough 2217
68 Ridley Park borough 2190
69 Archbald borough 2172
70 Emmaus borough 2170
71 Harleysville CDP 2151
72 Fairless Hills CDP 2148
73 Hanover borough 2136
74 Hatboro borough 2134
75 Doylestown borough 2129
76 Indiana borough 2125
77 Richboro CDP 2115
78 Carbondale city 2107
79 McKeesport city 2094
80 Kulpsville CDP 2039
81 Wayne CDP 1986
82 Morrisville borough 1979
83 Lebanon city 1952
84 Blue Bell CDP 1947
85 Croydon CDP 1945
86 Media borough 1936
87 Glenshaw CDP 1926
88 Dormont borough 1921
89 Audubon CDP 1919
90 Boothwyn CDP 1912
91 Prospect Park borough 1911
92 Moosic borough 1908
93 Castle Shannon borough 1900
94 Oreland CDP 1870
95 Downingtown borough 1854
96 Churchville CDP 1794
97 Old Forge borough 1790
98 Brentwood borough 1780
99 West View borough 1773
100 Jeannette city 1763
101 Camp Hill borough 1754
102 Washington city 1753
103 Canonsburg borough 1747
104 Swarthmore borough 1746
105 Pittston city 1738
106 Nanticoke city 1735
107 St. Marys city 1734
108 Ephrata borough 1733
109 Swissvale borough 1706
110 Clarks Summit borough 1703
111 Carnegie borough 1699
111 Economy borough 1699
111 Villanova CDP 1699
112 Oil City city 1676
113 Colonial Park CDP 1629
114 Uniontown city 1622
115 Bellevue borough 1582
116 Grove City borough 1557
117 Sanatoga CDP 1553
118 White Oak borough 1542
119 Weigelstown CDP 1525
120 East Stroudsburg borough 1514
121 Fort Washington CDP 1513
122 Connellsville city 1504
123 Wyomissing borough 1496
124 Hazleton city 1485
125 Lewistown borough 1481
126 Taylor borough 1472
127 Breinigsville CDP 1467
128 Northwest Harborcreek CDP 1460
129 Bloomsburg town 1456
130 Blakely borough 1428
131 Collegeville borough 1424
132 Warren city 1417
133 Pleasant Hills borough 1415
133 Plymouth Meeting CDP 1415
134 New Cumberland borough 1412
135 Waynesboro borough 1411
136 Hershey CDP 1404
137 Lionville CDP 1402
138 Latrobe borough 1395
139 Flourtown CDP 1383
139 Lansdowne borough 1383
140 Chestnut Hill CDP 1378
141 Jessup borough 1371
142 Lock Haven city 1370
143 New Freedom borough 1369
144 West Pittston borough 1368
145 Ellwood City borough 1367
146 Oakmont borough 1364
147 Olyphant borough 1342
148 Jenkintown borough 1340
149 Forest Hills borough 1338
150 Duryea borough 1293
151 Red Lion borough 1289
152 Souderton borough 1288
153 Lititz borough 1283
154 Gettysburg borough 1281
155 Forty Fort borough 1274
156 Brittany Farms-The Highlands CDP 1273
157 Exeter borough 1272
158 Ambler borough 1265
159 Westmont borough 1257
160 Park Forest Village CDP 1253
161 Kennett Square borough 1234
162 Paoli CDP 1227
163 Wilson borough 1222
164 Mahanoy City borough 1202
165 Trevose CDP 1201
166 Newtown Grant CDP 1197
167 Mount Joy borough 1192
168 Gilbertsville CDP 1189
169 Green Tree borough 1187
170 North Wales borough 1186
171 Thorndale CDP 1164
172 Fullerton CDP 1160
173 Minersville borough 1154
174 Quakertown borough 1152
175 Bradford city 1149
176 Chalfont borough 1143
176 DuBois city 1143
177 Beaver Falls city 1137
177 Monaca borough 1137
178 Northampton borough 1134
178 Trooper CDP 1134
179 Coatesville city 1133
179 Elizabethtown borough 1133
180 Swoyersville borough 1127
181 Collingdale borough 1120
182 Ambridge borough 1113
183 Columbia borough 1112
184 Nazareth borough 1108
185 Shiloh CDP 1104
186 Mechanicsburg borough 1103
187 Huntingdon borough 1102
188 Crafton borough 1097
189 Hollidaysburg borough 1096
190 Homeacre-Lyndora CDP 1095
191 Sugarcreek borough 1091
192 Bridgeport borough 1085