Most Dense in Pennsylvania

Top 100 cities ranked by most dense

Most Dense - Pennsylvania

1 Darby 12,695/mi²
2 Philadelphia 11,780/mi²
3 Clifton Heights 10,827/mi²
4 Dormont 10,684/mi²
5 West Chester 10,397/mi²
6 Collingdale 10,186/mi²
7 Norristown 10,165/mi²
8 Reading 9,638/mi²
9 West York 9,587/mi²
10 Drexel Hill 9,380/mi²
11 Lansdowne 9,376/mi²
12 Conshohocken 9,235/mi²
13 State College 8,880/mi²
14 Mount Carmel 8,629/mi²
15 York 8,474/mi²
16 Shamokin 8,301/mi²
17 Bellevue 8,105/mi²
18 Indiana 8,051/mi²
19 Ambler 8,026/mi²
20 Lancaster 7,978/mi²
21 Sharon Hill 7,764/mi²
22 Media 7,721/mi²
23 Bridgeport 7,705/mi²
24 Roslyn 7,689/mi²
25 Norwood 7,583/mi²
26 Yeadon 7,557/mi²
27 Coatesville 7,361/mi²
28 Glenolden 7,354/mi²
29 Ardmore 7,190/mi²
30 Allentown 7,137/mi²
31 Wilson 7,066/mi²
32 Swissvale 7,024/mi²
33 Chester 6,876/mi²
34 Brentwood 6,846/mi²
35 Easton 6,826/mi²
36 Ridley Park 6,708/mi²
37 Folsom 6,638/mi²
38 West View 6,517/mi²
39 Wilkes-Barre 6,455/mi²
40 Souderton 6,442/mi²
41 Lebanon 6,379/mi²
42 Lansdale 6,309/mi²
43 Wilkinsburg 6,296/mi²
44 Glenside 6,253/mi²
45 Kingston 6,201/mi²
46 Harrisburg 6,169/mi²
47 Woodlyn 6,153/mi²
48 Bryn Mawr 6,018/mi²
49 Penn Wynne 5,868/mi²
50 Bristol 5,808/mi²
51 Hatboro 5,788/mi²
52 Kennett Square 5,697/mi²
53 Rutherford 5,631/mi²
54 McKees Rocks 5,497/mi²
55 Pittsburgh 5,483/mi²
56 Willow Grove 5,480/mi²
57 Shillington 5,462/mi²
58 New Brighton 5,437/mi²
59 Phoenixville 5,431/mi²
60 Lewisburg 5,409/mi²
61 Folcroft 5,398/mi²
62 Plymouth 5,384/mi²
63 Pennside 5,352/mi²
64 Crafton 5,259/mi²
65 Turtle Creek 5,202/mi²
66 Castle Shannon 5,148/mi²
67 Catasauqua 5,032/mi²
68 Hazleton 5,006/mi²
69 Pittston 4,979/mi²
70 Red Lion 4,957/mi²
71 Carnegie 4,948/mi²
72 Levittown 4,945/mi²
73 Erie 4,922/mi²
74 Butler 4,892/mi²
75 Brookhaven 4,847/mi²
76 Pottstown 4,823/mi²
77 Sunbury 4,798/mi²
78 Uniontown 4,790/mi²
79 Gettysburg 4,777/mi²
80 Whitfield 4,773/mi²
81 Hellertown 4,671/mi²
82 Swarthmore 4,660/mi²
83 Munhall 4,643/mi²
84 Ambridge 4,639/mi²
85 Fairless Hills 4,631/mi²
87 Washington 4,560/mi²
88 Fullerton 4,558/mi²
89 Quakertown 4,558/mi²
90 Millersville 4,513/mi²
91 New Cumberland 4,483/mi²
92 Elizabethtown 4,474/mi²
93 Whitehall 4,463/mi²
94 Hanover 4,455/mi²
95 Altoona 4,444/mi²
96 Merion Station 4,358/mi²
97 Oakmont 4,248/mi²
98 Columbia 4,239/mi²
99 Bala Cynwyd 4,202/mi²
100 Northampton 4,197/mi²

The most densely populated cities in Pennsylvania pack the most residents per square mile, creating vibrant urban environments with walkable neighborhoods and extensive public transit. Darby leads with 12,695 people per square mile.

High population density is often associated with better access to public transportation, more walkable streets, and a wider variety of restaurants, shops, and entertainment options within close proximity. These cities tend to have lower car ownership rates and shorter commute distances.

Dense cities face unique challenges including higher housing costs, limited parking, and potential overcrowding in public spaces. However, they also tend to have lower per-capita carbon footprints due to shared infrastructure and reduced driving.

Did You Know?

  • 1. Darby has 12,695 people per square mile - that's roughly 20 people per acre.
  • 2. Dense cities tend to have the most walkable neighborhoods and lowest car ownership rates in the country.
  • 3. Urban density can reduce per-capita carbon emissions by up to 50% compared to suburban sprawl.

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