Topzle Updated: Wikipedia source
Churches can be measured and compared in several ways. These include area, volume, length, width, height, or capacity. Several churches individually claim to be "the largest church", which may be due to any one of these criteria.
| Name | Area (m2) | Gross volume (m3) | Capacity | Built | City | Country | Denomination | Notes | |
| Interior | Exterior | ||||||||
| St. Peter's Basilica | 25,616 | 76,800 | 1,600,000 | 60,000 standing, or 20,000 seated | 1506–1626 | Vatican City | Vatican City | Catholic (Latin) | Largest church in the world. |
| Cathedral Basilica of Our Lady Aparecida | 25,000 | 142,865 | 1,200,000 | 45,000 standing, 30,000 seated, or 300,000 in open air celebrations | 1955–1980 | Aparecida | Brazil | Catholic (Latin) | Largest cathedral in the world. |
| Mosque–Cathedral of Córdoba | 13,000 | 23,400 | 40,000 standing. | 785–1607 | Córdoba | Spain | Catholic (Latin) | Much of its original mosque architecture has been preserved, and it serves as the Catholic cathedral of the Diocese of Córdoba. | |
| Seville Cathedral | 11,520+ | 23,500 | 205,524 | 80,000 standing, or 20,000 seated | 1401–1528 | Seville | Spain | Catholic (Latin) | Largest Gothic church by total exterior area and the largest gothic cathedral. The site was originally occupied by a Visigothic church, which was destroyed by the Arabs in 712. A mosque was built between 1172-1198 and demolished in 1401. |
| Milan Cathedral | 11,700 | 12,000 | 440,000 | 40,000 | 1386–1965 | Milan | Italy | Catholic (Latin) | |
| Cathedral of St. John the Divine | 11,241 | 480,000 | 8,600 | 1892–present | New York City | United States | Anglican (Episcopal Church in the U .) | Unfinished. | |
| Basilica of Our Lady of Licheń | 23,000 | 300,000 | 7,000 | 1994–2004 | Licheń Stary | Poland | Catholic (Latin) | ||
| Liverpool Cathedral | 9,687 | 450,000 | 3,500 | 1904–1978 | Liverpool | United Kingdom | Anglican (Church of England) | Longest cathedral in the world. | |
| Basilica of the Holy Trinity | 8,700 | 130,000 | 9,000 | 2004–2007 | Fátima | Portugal | Catholic (Latin) | Area given as 12,000 m2 | |
| Basilica of Saint Paul Outside the Walls | 8,515 | 320-420; rebuilt 1825–1929 | Rome | Italy | Catholic (Latin) | ||||
| People's Salvation Cathedral | 8,400 | 13,668 | 478,857 | 7,000 | 2010–2025 (estimated) Consecrated 2018. | Bucharest | Romania | Eastern Orthodox (Romanian) | Tallest and largest (by volume) Orthodox church building in the world. |
| Cathedral Basilica of Our Lady of the Pillar | 8,318 | 1681–1872 | Saragossa | Spain | Catholic (Latin) | ||||
| Florence Cathedral | 8,300 | 1296–1436 | Florence | Italy | Catholic (Latin) | ||||
| Basilica of Our Lady of Guadalupe | 8,167 | 10,000 | 1974–1976 | Mexico City | Mexico | Catholic (Latin) | Circular base of 102 m in diameter | ||
| Cathedral of Our Lady | 8,000 | 1352–1521 | Antwerp | Belgium | Catholic (Latin) | ||||
| Rio de Janeiro Cathedral | 8,000 | 20,000 standing, 5,000 seated | 1964–1976 | Rio de Janeiro | Brazil | Catholic (Latin) | |||
| Basilica of the Sacred Heart | 8,000 | 1905–1970 | Koekelberg (Brussels) | Belgium | Catholic (Latin) | ||||
| Basilica of Our Lady of Peace | 7,989 | 30,000 | 18,000 | 1985–1989 | Yamoussoukro | Ivory Coast | Catholic (Latin) | Largest Catholic church by exterior area. Exterior area includes rectory and a villa. | |
| Hagia Sophia | 7,960 | 255,800 | 532–537 | Istanbul | Turkey | Eastern Orthodox (Greek) | Byzantine church constructed in 537; converted to a mosque. | ||
| San Petronio Basilica | 7,920 | 258,000 | 28,000 | 1390–1479 | Bologna | Italy | Catholic (Latin) | ||
| Cologne Cathedral | 7,914 | 407,000 | 1248–1880 | Cologne | Germany | Catholic (Latin) | |||
| St Paul's Cathedral | 7,875 | 1677–1708 | London | United Kingdom | Anglican (Church of England) | ||||
| Washington National Cathedral | 7,712 | 1907–1990 | Washington, DC | United States | Anglican (Episcopal Church in the U .) | ||||
| Amiens Cathedral | 7,700 | 200,000 (interior only) | 1220–1270 | Amiens | France | Catholic (Latin) | Gross volume slightly below 400,000 | ||
| Abbey of Santa Giustina | 7,700 | 1501–1606 | Padua | Italy | Catholic (Latin) | ||||
| Cathedral of the Nativity | 7,500 | 135,000 | 8,200 | 2017–2019 | Cairo | Egypt | Oriental Orthodox (Coptic) | Largest Oriental Orthodox church in the world | |
| Yoido Full Gospel | 7,450 (estimated) | 44,000 | 12,000 | 1973 | Seoul | South Korea | Protestant (Pentecostal) | Largest Pentecostal church | |
| St. Vitus Cathedral | 7,440 | 1344–1929 | Prague | Czech Republic | Catholic (Latin) | ||||
| Basilica of the Immaculate Conception | 7,097 | 10,234 | 10,000 | 1920–2017 | Washington, DC | United States | Catholic (Latin) | Interior area only for the upper church / upper floor. | |
| Cathedral of La Plata | 6,968 | 1884–1932 | La Plata | Argentina | Catholic (Latin) | Largest church in Argentina | |||
| Saint Joseph's Oratory | 6,825 | 1904–1967 | Montreal | Canada | Catholic (Latin) | The largest church in Canada | |||
| Shrine of St. Paulina | 6,740 | 9,000 | 6,000 | 2003–2006 | Nova Trento | Brazil | Catholic (Latin) | ||
| Mexico City Metropolitan Cathedral | 6,732 | 1573–1813 | Mexico City | Mexico | Catholic (Latin) | ||||
| Chartres Cathedral | 6,700 | 10,875 | 1145–1220 | Chartres | France | Catholic (Latin) | |||
| Berlin Cathedral | 6,270 | 2,000+ | 1451–1905 | Berlin | Germany | Protestant (Lutheran) | 116 meters high & 73 meters wide; city landmark. | ||
| Cathedral of Saint Paul (Minnesota) | 6,200 (estimated) | 1906–1915 | St Paul, Minnesota | United States | Catholic (Latin) | ||||
| Cathedral of Our Lady of the Angels | 6,038 | 1998–2002 | Los Angeles | United States | Catholic (Latin) | ||||
| De Hoeksteen | 6,020 | 43,300 | 2,531 | 2007–2008 | Barneveld | Netherlands | Protestant (Calvinist) | ||
| Padre Pio Pilgrimage Church | 6,000 | 6,500 | 1991–2004 | San Giovanni Rotondo | Italy | Catholic (Latin) | Vaulted church holding 6,500 seats | ||
| Ulm Minster | 5,950 | 190,000 | 2,000 | 1377–1890 | Ulm | Germany | Protestant (Lutheran) | Tallest church in the world | |
| York Minster | 5,927 | 1230–1472 | York | United Kingdom | Anglican (Church of England) | Largest Gothic cathedral in Northern Europe. | |||
| Bourges Cathedral | 5,900 | 6,200 | 1195–1230 | Bourges | France | Catholic (Latin) | |||
| Reims Cathedral | 5,800 | 6,650 | 1211–1275 | Reims | France | Catholic (Latin) | The longest church in France at 149 | ||
| São Paulo Cathedral | 5,700 | 8,000 | 1913–1954 | São Paulo | Brazil | Catholic (Latin) | |||
| Esztergom Basilica | 5,660 | 1822–1869 | Esztergom | Hungary | Catholic (Latin) | ||||
| Diocesan Sanctuary of Our Lady of Guadalupe | 5,414 | 1898–2008 | Zamora, Michoacán | Mexico | Catholic (Latin) | Co-cathedral church of the diocese of Zamora. | |||
| Basilica de la Sagrada Familia | 5,400 | 9,000 | 1882–present | Barcelona | Spain | Catholic (Latin) | Unfinished; expected complete sometime after 2026. | ||
| Strasbourg Cathedral | 5,300 | 6,044 | 1015–1439 | Strasbourg | France | Catholic (Latin) | World's tallest building from 1647 to 1874 | ||