How big is 100,000,000 square feet?
It's about one-thirty-fifth as big as Dublin
![Flag of Ireland Flag of Ireland](/images/flags/IRL.png)
The size of Dublin is about 3,418,000,000 square feet.
(a.k.a. Baile Átha Cliath) (Leinster, Ireland) (for metro Dublin City)
The city of Dublin and its surrounding metro areas measure 3,418,000,000 square feet. Dublin is home to the Spire of Dublin, a stainless steel monument built in 2003 that rises to 121.2 m in height.
It's about one-fortieth as big as Philadelphia
![Flag of The US Flag of The US](/images/flags/USA.png)
The size of Philadelphia is about 3,766,000,000 square feet.
(a.k.a. Philly, a.k.a. The City of Brotherly Love) (Pennsylvania)
The largest city in Pennsylvania as of 2009 and at one time the second-largest city in the British Empire, Philadelphia measures 3,766,000,000 square feet in total area. The city is known as a center of great historical importance and as the one-time capital of the United States.
It's about one-fortieth as big as Detroit
![Flag of The US Flag of The US](/images/flags/USA.png)
The size of Detroit is about 3,870,000,000 square feet.
(Michigan)
The largest city in Michigan as of 2009, Detroit measures 3,870,000,000 square feet in total area. The city is known for its automotive industry and its popular music legacies in the soul, hip hop, pop, and rhythm & blues genres
It's about forty times as big as Soccer City
![Flag of South Africa Flag of South Africa](/images/flags/ZAF.png)
The size of Soccer City is about 2,600,000 square feet.
(a.k.a. FNB Stadium, a.k.a. First National Bank Stadium, a.k.a. The Calabash) (Cape Town, Western Cape province, South Africa) (Nasrec, Johannesburg, Gauteng, South Africa) (total stadium footprint)
Soccer City, the football (soccer) and rugby stadium measures 2,600,000 square feet and is the largest stadium in the country of South Africa and largest on the continent of Africa. The Stadium was the site of Nelson Mandela's first public speech upon being released from prison, and the site of Mandela's public memorial in 2013.
It's about 40 times as big as Washington National Cathedral
![Flag of The US Flag of The US](/images/flags/USA.png)
The size of Washington National Cathedral is about 2,500,000 square feet.
(a.k.a. Cathedral Church of Saint Peter and Saint Paul) (Washington, DC) (total plot)
Sitting atop the 115 m (377 ft) tall Mount Saint Alban at the corner of Massachusetts and Wisconsin Avenues, Washington National Cathedral sits on a landscaped, 2,500,000 square feet plot.
It's about 40 times as big as The United States Capitol
![Flag of The US Flag of The US](/images/flags/USA.png)
The size of The United States Capitol is about 2,500,000 square feet.
(Washington, DC) (Immediate grounds size)
The grounds of United States Capitol, at the center of Washington DC's quadrants, consists of about seventeen buildings on a 2,500,000 square feet plot. While the Capitol Building is the central feature, other buildings include the Supreme Court Buildings and the Library of Congress Buildings, as well as several monuments and sculptures.
It's about one-fortieth as big as The Isle of Wight
![Flag of The UK Flag of The UK](/images/flags/GBR.png)
The size of The Isle of Wight is about 4,180,000,000 square feet.
(England, United Kingdom)
The Isle of Wight, located in the English Channel, just off the English mainland, measures 4,180,000,000 square feet in total area. The Island hosts the world's largest and longest-running regular regatta — Cowes Week — which has brought over 1,000 yachts to the island each August since 1812.
It's about one-fiftieth as big as San Jose
![Flag of The US Flag of The US](/images/flags/USA.png)
The size of San Jose is about 4,880,000,000 square feet.
(a.k.a. Capital of Silicon Valley) (California)
The third-largest city in California as of 2009, San Jose measures 4,880,000,000 square feet in total area. The city is known for its large technology industry.
It's about 50 times as big as Grand Central Station
![Flag of The US Flag of The US](/images/flags/USA.png)
The size of Grand Central Station is about 2,000,000 square feet.
(formally Grand Central Terminal, a.k.a. Grand Central, a.k.a. GCT) (New York City, New York) (total terminal area).
Grand Central station, the largest train station in the world by platform count, measures 2,000,000 square feet in total area. The large flag which was suspended from the concourse ceiling following the September 11th 2001 terrorist attacks measures about 800 square feet.
It's about one-sixtieth as big as The Isle of Man
![Flag of The UK Flag of The UK](/images/flags/GBR.png)
The size of The Isle of Man is about 6,160,000,000 square feet.
(a.k.a. Mannin, a.k.a. Ellan Vannin, a.k.a. Mann)
The Isle of Man, a self-governing territory of England, measures 6,160,000,000 square feet in total area. The territory of the Isle of Man also includes the small island of Chicken Rock, which adds an additional 10,800 square feet.
It's about 60 times as big as Eden Park
![Flag of New Zealand Flag of New Zealand](/images/flags/NZL.png)
The size of Eden Park is about 1,610,000 square feet.
(Auckland, Auckland Province, New Zealand) (total grounds)
The largest stadium in New Zealand, Eden Park in Auckland measures about 1,610,000 square feet over its total grounds. It is primarily a rugby and cricket stadium. The Park offers rooftop tours, where fans can walk along the 39-meters-high roof of the stands.
It's about 60 times as big as The Citadelle
![Flag of Canada Flag of Canada](/images/flags/CAN.png)
The size of The Citadelle is about 1,600,000 square feet.
(a.k.a. La Citadelle, a.k.a. Québec Citadelle, a.k.a. The Citadel) (Québec City, Quebec, Canada) (for the fortified enclosure)
The Citadelle of Quebec, containing Canada's oldest military buildings measures about 160,000 square feet in total area. The fortress sits on a 90-meter cliffside, overlooking the St. Lawrence River.
It's about one-sixty-fifth as big as Chicago
![Flag of The US Flag of The US](/images/flags/USA.png)
The size of Chicago is about 6,331,000,000 square feet.
(a.k.a. The Windy City, a.k.a. Chi-town, a.k.a. Second City, a.k.a. Chicagoland) (Illinois)
The largest city in Illinois and the twenty-third-largest city in the United States as of 2009, Chicago measures 6,331,000,000 square feet in total area. The city is known as a major Global Financial Center and as host to O'Hare International, the second busiest airport in the world.
It's about one-sixty-fifth as big as Christchurch
The size of Christchurch is about 6,530,000,000 square feet.
(a.k.a Ōtautahi) (urban area) (New Zealand)
Ōtautahi Christchurch, New Zealand's gateway to Antarctica, measures 6,530,000,000 square feet in total area.
It's about one-sixty-fifth as big as Manila
![Flag of Philippines Flag of Philippines](/images/flags/PHL.png)
The size of Manila is about 6,669,000,000 square feet.
(a.k.a. Kalakhang Maynila) (officially the "National Capital Region (NCR)") (for Metro Manila) (Philippines)
The governmental seat of the Philippines and the one of the world's most densely-populated regions, the Manila metro area measures 6,669,000,000 square feet. The area is host to a population of 12,877,253 people (as of 2015).