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San Francisco History Timeline: 58 Dated Events With Sources

San Francisco history in 58 dated events, from 1775-1776 to July 4, 2026, each linked to its National Park Service, archive or state source.

By Bill BelcaminoUpdated October 22, 20268 min read
The Golden Gate Bridge under construction in 1934
The Golden Gate Bridge under construction, about 1934. Credit: Library of Congress, Prints and Photographs Division; photographer Chas. M. Hiller (c1934); portrait orientation 820x1024. Source: https://www.loc.gov/item/90713569/. Rights: No known restrictions on publication. No renewal in Copyright office.
  • 58dated events
  • 7eras
  • Thousands of yearsof Ohlone presence before the 1776 founding
  • 24source pages cited

Ohlone Homeland

WhenWhat happenedWhereSource
For thousands of years (no date given)The Yelamu, a local tribe of the Ramaytush Ohlone peoples, lived on the lands at the Golden Gate.Golden Gate / Presidio areaPresidio Trust: A Brief History of the Presidio

Spanish and Mexican Era

WhenWhat happenedWhereSource
1775-1776Captain Juan Bautista de Anza leads more than 240 colonists from present-day Mexico to establish a mission and presidio in the San Francisco area.Anza expedition route to San FranciscoNPS Juan Bautista de Anza National Historic Trail: History & Culture
June 27, 1776Anza Expedition families reach the area of present-day San Francisco.Presidio / Golden GateNPS Juan Bautista de Anza National Historic Trail: History & Culture
1776Spain builds a military fort (presidio) overlooking San Francisco Bay.Presidio of San FranciscoPresidio Trust: A Brief History of the Presidio
1776Misión San Francisco de Asís (Mission Dolores) is founded under Father Junípero Serra; the Mission’s own pages give two dates, June 29 and October 9, 1776.Mission Dolores, 3321 16th StreetMission Dolores (official site: home page and Old Mission page)
1822-1846Mexico operates the San Francisco Presidio as a military post.Presidio of San FranciscoPresidio Trust: A Brief History of the Presidio

Gold Rush and the Gilded Age

WhenWhat happenedWhereSource
1846The United States Army takes over the Presidio after winning the Mexican-American War.Presidio of San FranciscoPresidio Trust: A Brief History of the Presidio
January 1848Gold is discovered in the Sierra Nevada foothills; San Francisco becomes the gateway city.San Francisco / Sierra Nevada foothillsNPS: Gold Rush Transforms San Francisco
1849San Francisco’s population reaches a staggering 25,000 as gold fever spreads; the city grows as tent-houses, hotels, saloons and shanties.San FranciscoNPS: Gold Rush Transforms San Francisco
September 9, 1850California is admitted to the Union as the 31st state.California (San Francisco)State of California (Governor’s Office): Admission Day proclamation
1850-1934Alcatraz Island’s military history period (Civil War-era fortress, first lighthouse on the West Coast).Alcatraz IslandNPS Alcatraz: History & Culture
1851Privately run horse-drawn omnibuses begin San Francisco’s public transit service.San FranciscoSFMTA: Muni History
1853-1861The US Army Engineers build Fort Point; finished, armed and garrisoned during the Civil War but never saw battle.Fort Point, PresidioNPS Fort Point: History & Culture
August 2, 1873Andrew Smith Hallidie tests the first cable car on Clay Street at 4 a.m.Clay StreetSFMTA: Cable Car History
September 1, 1873Clay Street Hill Railroad begins public service.Clay StreetSFMTA: Cable Car History
1875The Page Act becomes the first restrictive federal immigration law, aimed at China, Japan and other parts of Asia.United States (San Francisco was the main port of entry)NPS: Anti-Asian laws and policies
1882The Chinese Exclusion Act bars the entry of Chinese laborers, the first broad race- and class-based federal immigration restriction.United States (San Francisco)NPS: Anti-Asian laws and policies

Earthquake, Fire and Rebuilding

WhenWhat happenedWhereSource
April 18, 1906 (about 5:12 a.m.)The foreshock strikes at about 5:12 a.m. local time; the main earthquake follows roughly 20 to 25 seconds later. The rupture covered the northernmost 296 miles (477 km) of the San Andreas fault.San Francisco / San Andreas faultUSGS: 5:12 AM – April 18, 1906
December 28, 1912Muni opens with streetcar service on the A and B lines along Geary Street; first major US city to create a city-owned and operated transit system.Geary StreetSFMTA: Muni History
1913The cornerstone of Mission Dolores’ present church is laid.Mission DoloresMission Dolores (official site)
1914The Stockton Street Tunnel opens (F Stockton line).Stockton StreetSFMTA: Muni History
February-December 1915The Panama-Pacific International Exposition celebrates completion of the Panama Canal and the city’s recovery from 1906 (source gives ‘between February and December 1915’).Marina / Palace of Fine Arts areaNPS Golden Gate NRA: The Panama-Pacific International Exhibition
December 25, 1918First Mass is offered in the present Mission Dolores church (Christmas Day 1918).Mission DoloresMission Dolores (official site)
June 28, 1921Joseph B. Strauss submits preliminary sketches for a Golden Gate bridge with a $27 million cost estimate.Golden GateGolden Gate Bridge Highway and Transportation District: Key Dates
1926Towers are added to the Mission Dolores basilica church.Mission DoloresMission Dolores (official site)
Ruins of downtown San Francisco after the 1906 earthquake and fire
Ruins of downtown San Francisco after the 1906 earthquake and fire. Credit: Library of Congress, Prints and Photographs Division; photographer Arnold Genthe (LOT 3445).

Bridges, Alcatraz and World War II

WhenWhat happenedWhereSource
November 4, 1930Voters approve a $35 million bond issue for the Golden Gate Bridge (date as listed by the District).Golden GateGolden Gate Bridge Highway and Transportation District: Key Dates
January 5, 1933Official start of Golden Gate Bridge construction.Golden GateGolden Gate Bridge Highway and Transportation District: Key Dates
February 26, 1933Official groundbreaking ceremony for the Golden Gate Bridge at Crissy Field.Crissy FieldGolden Gate Bridge Highway and Transportation District: Key Dates
August 1934Alcatraz opens as a federal penitentiary; about 1,545 men are held over 29 years.Alcatraz IslandAlcatraz City Cruises: Alcatraz Federal Penitentiary
November 12, 1936San Francisco-Oakland Bay Bridge opens to traffic.Bay BridgeCaltrans: History 1930s
February 17, 1937A scaffolding collapse kills 10 workers during Golden Gate Bridge construction.Golden Gate BridgeGolden Gate Bridge Highway and Transportation District: Key Dates
May 27, 1937Golden Gate Bridge opens to pedestrians.Golden Gate BridgeGolden Gate Bridge Highway and Transportation District: Key Dates
May 28, 1937Golden Gate Bridge opens to vehicle traffic at noon, announced by President Franklin D. Roosevelt.Golden Gate BridgeGolden Gate Bridge Highway and Transportation District: Key Dates
February 18, 1939The Golden Gate International Exposition opens on Treasure Island.Treasure IslandTreasure Island Museum: The Golden Gate International Exposition
February 19, 1942President Franklin D. Roosevelt signs Executive Order 9066; at the Presidio, Lt. Gen. John L. DeWitt later signs 108 Civilian Exclusion Orders that remove Japanese Americans from the West Coast.Presidio of San Francisco (Western Defense Command)NPS Golden Gate NRA: Remembering Executive Order 9066
April 25, 1945The United Nations Conference on International Organization opens in San Francisco.San FranciscoUnited Nations: The San Francisco Conference
June 26, 1945The UN Charter is signed at the Herbst Theatre in the Veterans War Memorial Building, having been adopted the day before at the San Francisco Opera House.Herbst Theatre, Veterans BuildingUnited Nations: The San Francisco Conference
October 24, 1945The UN Charter enters into force; the date is now observed as United Nations Day.United NationsUnited Nations: The San Francisco Conference

Postwar Protest and Preservation

WhenWhat happenedWhereSource
1947Mayor Roger Lapham urges eliminating cable car lines; Friedel Klussmann founds the Citizens’ Committee to Save the Cable Cars and voters pass Measure 10 by a landslide (source gives no ballot year).San FranciscoSFMTA: Cable Car History
1962The Presidio is declared a National Historic Landmark District.Presidio of San FranciscoPresidio Trust: A Brief History of the Presidio
March 21, 1963The last 27 inmates leave Alcatraz; the penitentiary closes (March 1963).Alcatraz IslandAlcatraz City Cruises: Alcatraz Federal Penitentiary
November 1969 – June 1971Indians of All Tribes, Inc. occupy Alcatraz Island, calling it the first intertribal protest action to focus the nation’s attention on Native peoples.Alcatraz IslandNPS: Alcatraz Occupation
October 16, 1970Fort Point becomes a National Historic Site.Fort PointNPS Fort Point: History & Culture
1972Congress creates the Golden Gate National Recreation Area.San Francisco / MarinPresidio Trust: A Brief History of the Presidio
June 25, 1978Harvey Milk gives the ‘Hope Speech’ at San Francisco’s Gay Freedom Day celebration.San FranciscoNational Archives Prologue: Featured Document, Harvey Milk
November 7, 1978Proposition 6 (the Briggs Initiative) is defeated by more than 1 million votes.California / San FranciscoNational Archives Prologue: Featured Document, Harvey Milk
1980Muni Metro light rail begins with the reopening of the N Judah.San FranciscoSFMTA: Muni History
October 17, 1989 (5:04:15 p.m. PDT)The M6.9 Loma Prieta earthquake (epicenter near Loma Prieta peak, ~9 mi NE of Santa Cruz) severely shakes the San Francisco and Monterey Bay regions.San Francisco Bay AreaUSGS: 1989 Loma Prieta Earthquake Selected Photographs
1989The Department of Defense announces it will close many military bases, including the Presidio.Presidio of San FranciscoPresidio Trust: A Brief History of the Presidio
1994The Presidio joins the national park system as part of Golden Gate National Recreation Area.Presidio of San FranciscoPresidio Trust: A Brief History of the Presidio
1998The Presidio Trust begins operations (Presidio Trust Act passed 1996).Presidio of San FranciscoPresidio Trust: A Brief History of the Presidio

The 21st Century

WhenWhat happenedWhereSource
February 12, 2004Mayor Gavin Newsom begins issuing marriage licenses to same-sex couples.San Francisco City HallSF.gov: San Francisco’s Legal Fight for Marriage Equality
August 12, 2004The California Supreme Court rules city officials lacked authority and invalidates the licenses issued in February and March 2004.CaliforniaSF.gov: San Francisco’s Legal Fight for Marriage Equality
June 16-17, 2008After the May 15, 2008 California Supreme Court ruling becomes final, same-sex weddings resume in San Francisco and across the state.San Francisco / CaliforniaSF.gov: San Francisco’s Legal Fight for Marriage Equality
2009Harvey Milk is posthumously awarded the Presidential Medal of Freedom.San FranciscoNational Archives Prologue: Featured Document, Harvey Milk
2015The E Embarcadero historic streetcar line begins operating.EmbarcaderoSFMTA: Muni History
June 27, 2026Los Californianos hold a public celebration at Pershing Square in the Presidio of the 250th anniversary of the 1775-76 Anza Expedition’s arrival in San Francisco.Pershing Square, PresidioLos Californianos: Anza 250 / America 250 event page
July 4, 2026Free fireworks launched from the Golden Gate Bridge for the US 250th anniversary, the city’s only official fireworks show that year.Golden Gate BridgeSF.gov: Mayor Lurie to light up Golden Gate Bridge for US 250th

What We Could Not Verify

  • Hyde Street Pier and the park’s historic ships: the National Park Service’s own FAQ page asks why the ships are being moved to Mare Island (Vallejo) and its basic-information page says the pier is closed, so we list the pier as closed. The ships will return to San Francisco when the pier rebuild is done; no date is published.
  • Mission Dolores: its own pages give two founding dates (June 29, 1776 on the home page, October 9, 1776 on the Old Mission page). The 250th anniversary was marked in 2026; we show both dates rather than choose.

We re-check these when the source pages change. Spot something we missed? Use the corrections page.

Last checked October 23, 2026 by the Project SF editors against each operator’s, agency’s or organizer’s own page.

Questions People Ask About San Francisco History Timeline: 58 Dated Events With Sources

When did San Francisco's cable cars start?

The San Francisco Municipal Transportation Agency says Andrew Smith Hallidie tested the first cable car at 4 a.m. on August 2, 1873, on Clay Street. Public service on the Clay Street Hill Railroad began on September 1, 1873.

When did Native Americans occupy Alcatraz?

The National Park Service says the full-scale occupation began on November 20, 1969 and lasted until June 11, 1971. It was the third occupation of the island, after ones in March 1964 and early November 1969.

When was Alcatraz a federal prison?

The National Park Service dates the United States Penitentiary at Alcatraz to 1934 to 1963. Before that, the island was a military site from 1850 to 1934.

When was the Loma Prieta earthquake?

The US Geological Survey records a magnitude 6.9 earthquake on October 17, 1989 at 5:04 p.m. Pacific Daylight Time that severely shook the San Francisco and Monterey Bay regions.

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Cite this page: Project SF, “San Francisco History Timeline: 58 Dated Events With Sources”, projectsf.com/guides/san-francisco-history-timeline/ (updated ).