136 m

St. Peter's Basilica (Current)

Exact axes · reviewed tolerance

Axis-ratio difference: 5.1%.

St. Peter's Basilica (Current)

St. Peter's Basilica is shown as the complete current exterior in strict side elevation, including its portico, nave, transept, apse and dome cross but excluding St. Peter's Square and Bernini's colonnade. The selected full-exterior convention is 218 m long including the portico and 136 m high.

Dimensions

Height: 136 m
Length: 218 m

Quick facts

Exterior length with portico: 218 m
Height to dome cross: 136 m
Main length reported by basilica: about 187 m
Area: 22,067 m²
Construction began: 1506

St. Peter's Basilica (Current) · Size infographic

St. Peter's Basilica (Current): Size infographic · Height 136 m · Length 218 m

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Sources and measurementDimensions were cross-checked against independent sources before publication.33 References

Dimensions were cross-checked against independent sources before publication.

Measurement basis

The full exterior uses the 218 m including-portico convention; the official 187 m figure is preserved as a narrower main/interior length.

References