structure #634770220building

aka Rittenhouse Square

existing 44.2 m 12 floors 1914

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Location of aka Rittenhouse Square

Height Rankings

#247 in Philadelphia
#12832 in United States
#17123 in North America
#90581 Worldwide

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Building Mass Height	44.2 m
Main Roof Height	44.2 m
Floors	12
Completion	1914
Structural Form	high-rise building
Main Usage	serviced apartments, hotel
Status	existing
Architectural Style	beaux-arts
Address	135 South 18th Street
Smart Address	135–151 South 18th Street
Smart Address	1731–1737 Walnut Street
Smart Address	1730–1736 Moravian Street
City	Philadelphia
Country	United States

Source: SKYDB | As of: 2026-09-16

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- File #499476198 file
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Photo 499-476-198

John W. Cahill
- File #317817201 file
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Photo 317-817-201

John W. Cahill
- File #681037999 file
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John W. Cahill
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Photo 227-751-653

John W. Cahill
- File #483086095 file
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Photo 483-086-095

John W. Cahill

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