The year 1810 in architecture involved some significant architectural events and new buildings.

Buildings and structures

Buildings opened

• February 10 – Odessa Opera and Ballet Theater, Ukraine, designed by Jean-François Thomas de Thomon, opened.
• November 30 – St. Andrew's Presbyterian Church, Quebec City, Canada inaugurated.

Buildings completed

• St. George Orthodox Church, Chandanapally, India (original building).
• Basílica del Santísimo Sacramento, Colonia del Sacramento, Uruguay, designed by Tomás Toribio.
• Old Saint Petersburg Stock Exchange, Russia, designed by Jean-François Thomas de Thomon, completed.
• Commercial Rooms, Bristol, England, designed by Charles Busby.
• City hall, Groningen, Netherlands, designed by Jacob Otten Husly in 1775, completed.
• Northgate, Chester, England, designed by Thomas Harrison.
• Old Market, Dominica.
• Gignac Bridge, France, designed by Bertrand Garipuy in 1776, completed by Billoin and Fontenay.

Events

• Rebuilding of the Church of the Holy Sepulchre in Jerusalem.

Births

• June 19 – Charles Wilson, Scottish neoclassical architect (died 1863)
• February 24 – William Mason, English-born New Zealand architect (died 1897)
• April 1 – Benjamin Ferrey, English architect (died 1880)^[1]
• date unknown – John Notman, Scottish-born American architect (died 1865)^[2]

Deaths

• January 19 – Jan Ferdynand Nax, Polish architect, economist and social reformer (born 1736)
• January 23 – Francesco Piranesi, Italian engraver, etcher and architect (born 1756 or 1758)