APPENDIX TWO

STATISTICS

• St. Peter’s covers a total area of 227,070 square feet, more than five acres. The floor area is 3.7 acres.
• The façade is 375 feet wide by 167 feet high.
• The interior of the Basilica is 451 feet wide by 613 feet long—almost one eighth of a mile.
• The columns and pilasters are more than 90 feet high.
• The circumference of the central piers is 240 feet.
• The nave and transept are 151.5 feet high.
• The nave is 613 feet long by 84 feet wide.
• The length of the transept is 451 feet.
• The height of the dome, from the pavement to the tip of the cross, is 452 feet.
• The diameter of the dome is 137.7 feet. (The dome of the Pantheon exceeds it by 4.9 feet, but St. Peter’s dome is three times higher.)
• The drum is 630 feet in circumference and 65.6 feet high, or 240 feet from the ground.
• The lantern is 63 feet high.
• The ball and cross are 8 and 16 feet high, respectively.
• The Baldacchino is about 100 feet high.
• St. Peter’s Square is 1,115 feet long by 650 feet wide.
• Each arm of the colonnade is 306 feet long and 64 feet high.
• The colonnades have 284 columns, 88 pilasters, and 140 statues.
• The obelisk is 83.6 feet (with base and cross, 132 feet) high and weighs 320 tons.