On This Day

Telegraph line between Los Angeles and San Francisco opens

San Francisco, officially the City and County of San Francisco, is the fourth-most populous city in California and the 17th-most populous in the United States, with a population of 827,526 in 2024.

San Francisco, officially the City and County of San Francisco, is the fourth-most populous city in California and the 17th-most populous in the United States, with a population of 827,526 in 2024. Among U.S. cities with a population of 300,000 or more, San Francisco is ranked first by per capita income, second by population density, and sixth by aggregate income as of 2023. Some 4.6 million residents live in the city's metropolitan statistical area, which is the 13th-largest in the United States. Around 9.2 million live in the San Jose–San Francisco–Oakland combined statistical area, the fifth-largest in the United States.

Prior to European settlement, San Francisco was inhabited by the Yelamu Ohlone.

Historical Significance

San Francisco, officially the City and County of San Francisco, is the fourth-most populous city in California and the 17th-most populous in the United States, with a population of 827,526 in 2024.

Events Before

  1. One of the oldest known copies of the Bible, "The Codex Sinaiticus" (Sinai Bible), is seen in Egypt by Constantin von Ti

    One of the oldest known copies of the Bible, "The Codex Sinaiticus" (Sinai Bible), is seen in Egypt by Constantin von Tischendorf, who takes the manuscript home

  2. Charles Gounod's opera "Faust" premieres at the Théâtre Lyrique in Paris, France

    The Théâtre Lyrique was one of four opera companies performing in Paris during the middle of the 19th century (the other three being the Opéra, the Opéra-Comique, and the Théâtre-Italien).

  3. Charles Dickens' "A Tale of Two Cities" is first published in the literary periodical "All the Year Round" in weekly ins

    Charles Dickens' "A Tale of Two Cities" is first published in the literary periodical "All the Year Round" in weekly installments until November 26

  4. US President Chester A. Arthur (30) weds Ellen Herndon (22) at Calvary Episcopal Church in NYC, New York

    US President Chester A. Arthur (30) weds Ellen Herndon (22) at Calvary Episcopal Church in NYC, New York

  5. English naturalist Charles Darwin publishes "On the Origin of Species," radically changing the view of evolution and lay

    English naturalist Charles Darwin publishes "On the Origin of Species," radically changing the view of evolution and laying the foundation for evolutionary biology

Events After

  1. Alexander II of Russia signs the Emancipation Manifesto, freeing serfs and granting them full rights as free citizens [O

    Alexander II of Russia signs the Emancipation Manifesto, freeing serfs and granting them full rights as free citizens [O.S. Feb 19]

  2. Abraham Lincoln is inaugurated as the 16th US President

    Abraham Lincoln (February 12, 1809 – April 15, 1865) was the 16th president of the United States, serving from 1861 until his assassination in 1865.

  3. West African political leader El Hadj Umar Tall seizes the city of Ségou, destroying the Bambara Empire of Mali

    West African political leader El Hadj Umar Tall seizes the city of Ségou, destroying the Bambara Empire of Mali

  4. Italy is unified into a single kingdom under Victor Emmanuel II following the campaigns led by Giuseppe Garibaldi

    The Kingdom of Italy (Italian: Regno d'Italia) was a state that existed from 17 March 1861, when Victor Emmanuel II of Sardinia was proclaimed King of Italy, until 2 June 1946, when civil discontent…

  5. Fort Sumter in South Carolina is attacked by the Confederacy, beginning the American Civil War

    South Carolina was the first state to secede from the Union in December 1860, and was one of the founding member states of the Confederacy in February 1861. The bombardment of the beleaguered U.S.

More from the 1860s

Frequently Asked Questions

What happened on October 8, 1860?
San Francisco, officially the City and County of San Francisco, is the fourth-most populous city in California and the 17th-most populous in the United States, with a population of 827,526 in 2024. Among U.S. cities with a population of 300,000 or more, San Francisco is ranked first by per capita income, second by population density, and sixth by aggregate income as of 2023.
Why is Telegraph line between Los Angeles and San Francisco opens significant?
San Francisco, officially the City and County of San Francisco, is the fourth-most populous city in California and the 17th-most populous in the United States, with a population of 827,526 in 2024.

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