For nearly two millennia, churches have stood as symbols of faith, artistry, and human ambition. From the ornate basilicas of Rome to the grand cathedrals of Africa and South America, these immense structures reflect centuries of devotion and cultural identity.
The world’s largest churches are architectural marvels that blend spiritual purpose with incredible engineering. Many are pilgrimage destinations, housing centuries-old relics and priceless works of art. Together, they showcase how faith has shaped human history through design, craftsmanship, and scale.
1. St. Peter’s Basilica - Vatican City
Completed: 1626
Denomination: Roman Catholic
Area: 15,160 square meters (163,000 square feet)
Capacity: Over 60,000 people
Located in Vatican City, St. Peter’s Basilica is the largest church in the world and the spiritual center of Catholicism. Designed by Renaissance masters including Michelangelo and Bernini, it sits atop what is believed to be the tomb of St. Peter, one of Jesus’s apostles. The dome dominates the Rome skyline and remains one of the greatest architectural achievements of all time.
2. Basilica of the National Shrine of Our Lady of Aparecida - Brazil
Completed: 1980
Denomination: Roman Catholic
Area: 12,000 square meters (129,000 square feet)
Capacity: About 45,000 people
Located in Aparecida, Brazil, this massive basilica is dedicated to Our Lady of Aparecida, the patron saint of Brazil. The church attracts millions of pilgrims each year, particularly during the October feast days. Its immense nave and cross-shaped floor plan make it the largest church in the Americas.
3. Milan Cathedral (Duomo di Milano) - Italy
Completed: 1965
Denomination: Roman Catholic
Area: 11,700 square meters (126,000 square feet)
Capacity: 40,000 people
The Milan Cathedral took nearly six centuries to complete, resulting in one of the most intricate Gothic cathedrals ever built. With 135 spires and 3,400 statues, the Duomo is both a work of art and a house of worship. Its rooftop terraces provide panoramic views of Milan and the Alps.
4. Seville Cathedral - Spain
Completed: 1528
Denomination: Roman Catholic
Area: 11,520 square meters (124,000 square feet)
Capacity: 30,000 people
Built to demonstrate Seville’s wealth and power after the Reconquista, this cathedral is the largest Gothic church in the world. It houses the tomb of explorer Christopher Columbus and features the famous Giralda bell tower, which was originally a minaret from the city’s Moorish past.
5. Cathedral of Saint John the Divine - United States
Completed: Construction ongoing since 1892
Denomination: Episcopal (Anglican)
Area: 11,200 square meters (120,500 square feet)
Capacity: 13,000 people
Located in New York City, Saint John the Divine is one of the largest Christian churches by area and remains unfinished after more than a century. Known for its combination of Gothic and Romanesque styles, it regularly hosts interfaith services, concerts, and cultural events.
6. Basilica of Our Lady of Peace - Ivory Coast
Completed: 1989
Denomination: Roman Catholic
Area: 30,000 square meters (320,000 square feet including plaza)
Capacity: 18,000 people inside
Built in Yamoussoukro, the political capital of Ivory Coast, this modern basilica was inspired by St. Peter’s Basilica and features one of the world’s largest domes. It is recognized by Guinness World Records as the world’s largest church building by overall footprint, including its grounds and colonnades.
7. Liverpool Cathedral - England
Completed: 1978
Denomination: Anglican
Area: 9,600 square meters (103,000 square feet)
Capacity: 3,500 people
The largest cathedral in the United Kingdom, Liverpool Cathedral is known for its monumental scale and neo-Gothic design. Its tower rises 331 feet, making it the tallest in Britain. The building also contains the world’s highest and heaviest peal of bells.
8. Church of the Holy Trinity (Santuario Nacional) - Portugal
Completed: 2007
Denomination: Roman Catholic
Area: 8,700 square meters (94,000 square feet)
Capacity: 8,600 people
Located in Fátima, this modern church was built to accommodate the millions of pilgrims visiting the Sanctuary of Our Lady of Fátima. Its contemporary circular design emphasizes openness and unity, symbolizing the universality of the Catholic faith.
9. Basilica of Saint Paul Outside the Walls - Italy
Completed: 1823 (rebuilt after fire)
Denomination: Roman Catholic
Area: 8,500 square meters (91,500 square feet)
Capacity: 10,000 people
One of Rome’s four major basilicas, Saint Paul Outside the Walls was originally founded by Emperor Constantine in the 4th century. Rebuilt after a devastating fire, it retains its majestic marble colonnades and golden mosaics, marking it as one of Christianity’s most important pilgrimage sites.
10. Ulm Minster - Germany
Completed: 1890
Denomination: Protestant (Lutheran)
Area: 8,260 square meters (88,900 square feet)
Capacity: 2,000 people
Famous for having the tallest church spire in the world at 530 feet, Ulm Minster dominates the skyline of southern Germany. Built over five centuries, it is an outstanding example of Gothic architecture and continues to serve as a symbol of the Lutheran Reformation in Europe.
People also ask...
Which is the biggest church in the world?
St. Peter’s Basilica in Vatican City is the largest church by interior area and capacity.
What is the tallest church in the world?
Ulm Minster in Germany has the tallest church spire at 530 feet (161.5 meters).
Which is the biggest church in Africa?
The Basilica of Our Lady of Peace in Yamoussoukro, Ivory Coast, holds the title for the largest church building footprint in Africa.
Are all large churches still used for worship?
Most of the world’s largest churches continue to serve as active places of worship, pilgrimage, and tourism.
