Research Portal / City Profile: Philadelphia

Research · 2026-08-17

City Profile

Philadelphia

Philadelphia in numbers — economics, housing, urban form, mobility, beside the national average.


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Philadelphia, PA, anchors the northeast with 1,576,251 residents on 142.7 square miles11,046 to the square mile. Its economy produces $479 billion$77,290 per resident — led by healthcare, education, manufacturing, financial services. The median home trades at $275,000. The built city reads as dense horizontal, a legacy of its mid-century growth growth.

Central Business District
Cbd Name Center City
Cbd Type primary
Center Lat 39.95
Center Lng -75.16
Radius Km 2.2
Total Buildings 46,949
Buildings 10plus Floors 32
Buildings 20plus Floors 18
Overview
City Name Philadelphia
State PA
Country United States
Region Northeast
Area Km2 369.6
Land Area Sq Miles 142.7
Population 1,576,251
Population Density Per Sqmi 11,045.91
Population Growth Rate 1 2.19
Metropolitan Population 6,250,000
Economics
City Natl avg
Gdp Billions 2 479 319.49
Gdp Per Capita 3 77,290 69,842.03
Unemployment Rate 4 4.14
Major Industries Healthcare, education, manufacturing, financial services
Average Income 74,533 72,708.01
Cost Living Index 4 108.5 110.36
Housing Affordability Ratio 5 4.8 5.46
Commercial Real Estate Cost 32.5 31.32
City Name Philadelphia
Housing
City Natl avg
Median Home Price 275,000 512,278.7
Rental Affordability Index 6 4.28 6.15
Housing Typology Diversity 7 0.85 0.76
Housing Price Growth Rate 8 2.19 1.76
Urban Form
City Natl avg
Area Sqmi 142.7 124.28
Built Density 9 11,045.91 4,657.14
Avg Building Height 10 27 182.56
Land Use Mix Index 11 -1,298.21 -1,485.93
Public Space Percentage 0 0.1
Street Connectivity Index 12 7.9 4.9
Sprawl Index 13 1 1.84
Historical Development Pattern Mid-Century Growth
Building Age Distribution {"pre_1950": 32490, "1950_1979": 10241, "1980_1999": 881, "2000_plus": 3306}
Urban Morphology Type Dense Horizontal
Mobility
City Natl avg
Public Transit Mode Share 14 67.3 21.36
Walkability Score 15 78.8 49.04
Cycling Infrastructure Miles 76.8 44.83
Avg Commute Time 32.2 25.74
Traffic Congestion Index 16 69.8 47.8
Vehicle Ownership Rate 40 74.17
Transportation Accessibility Score 72.7 34.36
Micromobility Options Bikeshare
Transit Frequency Score 17 7 3.64
World Comparison
Kuala Lumpur (Malaysia) 1,982,112 — 126% of Philadelphia
Dubai (UAE) 3,600,000 — 228% of Philadelphia
Hong Kong (China) 7,500,700 — 476% of Philadelphia
The Building Stock
Buildings On File 46,949
With Measured Heights 46,949
Mean Roof Height 27 ft (8.2 m)
Tallest On File 1,122 ft (342.0 m)
Under 100 Ft 46,913
100 To 250 Ft 17
250 To 500 Ft 7
500 To 1,000 Ft 11
1,000 Ft And Above 1
The Tallest On File
Comcast Technology Center 1,122 ft
One Commerce Square 738 ft
G. Fred DiBona Jr. Building 640 ft
1818 Market Street 610 ft
The St. James 600 ft
The Residences at The Ritz-Carlton 594 ft
1500 Market Street 571 ft
Three Logan Square 548 ft
Further Reading
List of tallest buildings in Philadelphia - Wikipedia en.wikipedia.org ↗

Compiled 2026-09-01 from the urbanicity research tables.

1 Population Growth Rate — Annualized rate, recent period.

2 Gdp Billions — Metropolitan GDP, in billions of USD.

3 Gdp Per Capita — Metro GDP divided by resident population, USD.

4 Cost Living Index — Composite cost of living; U.S. average = 100.

5 Housing Affordability Ratio — Median home price ÷ median household income; higher = less affordable.

6 Rental Affordability Index — Share of income consumed by median rent; higher = less affordable.

7 Housing Typology Diversity — Mix of housing types, 0–1; higher = more varied stock.

8 Housing Price Growth Rate — Annualized price change, recent period.

9 Built Density — Population per square mile of built-up land.

10 Avg Building Height — Mean building height, feet.

11 Land Use Mix Index — Diversity of land uses; source column under data review.

12 Street Connectivity Index — Intersection density and network grain; higher = finer grid.

13 Sprawl Index — Compactness measure; higher = more sprawl.

14 Public Transit Mode Share — Percent of commutes by transit.

15 Walkability Score — 0–100; higher = more walkable.

16 Traffic Congestion Index — Delay relative to free-flow travel; higher = worse.

17 Transit Frequency Score — Service frequency composite, 0–10.

PERMANENT REFERENCE · https://research.urbanicity.space/r/c9bb0a06-b035-48a2-89de-b1a9693c7565