1769Culture
=== Spanish era ===
Duarte's history with Europeans dates back to 1769, when all land in California was claimed by the king of Spain.
1771Government
On September 8, 1771, the Franciscans established the Mission San Gabriel Arcangel in the San Gabriel Valley.
1821History
Following Mexican independence in 1821, the mission lands were nationalized.
1841Government
=== Mexican era ===
On May 10, 1841, the governor of Alta California, Juan Bautista Alvarado, granted to former Mexican corporal Andrés Avelino Duarte and his wife nearly 7,000 ...
1848Military
=== Post-Conquest era ===
Following the American Conquest of California, the territory was ceded by Mexico to the United States in 1848 at the end of the Mexican–American War.
1851Government
In 1851, Congress passed a bill that established a Board of Land Commissioners whose duty was to determine the validity of all grants of Alta California land by Spanish and Mexi...
1878Culture
Corporal Duarte finally won a favorable ruling from the Supreme Court for his land grant case in 1878, but by then he had sold the entire Rancho.
1893Culture
grown from one of four seeds sent to him by the Division of Pomology of the United States Department of Agriculture in 1893.
1913Culture
In 1913, the Jewish Consumptive Relief Association started a tuberculosis sanitarium in the form of a small tent city on 40 acres (16 ha) of land south of Duarte Road.
1930Government
In 1930, a group of Carmelite nuns known as the Carmelite Sisters of the Most Sacred Heart of Los Angeles established what is now the Santa Teresita Rest Home, known until recen...
1957Government
In 1957, a group of community members, fearing annexation by neighboring cities, led a fight for incorporation.
1960Culture
== Demographics ==
Duarte first appeared as a city in the 1960 U.S.
1971Culture
Carter - actor
Bill Melton – Major League Baseball player for the Chicago White Sox, Cleveland Indians, and Los Angeles Angels, 1971 American League home run champion, televisi...
1982Culture
The current city logo was created in early 1982 to mark Duarte's 25th anniversary of cityhood.
2000History
===
According to Mapping L.A., in 2000, Mexican (31.6%) and Filipino (6.6%) were the most common ancestries.
2001Government
A 2001 Los Angeles Times article stated that their petition for incorporation arrived in Sacramento on August 22, 1957, "mere moments" before the petition that would have includ...
2010Culture
In September 2010, Forbes magazine placed the ZIP code of 91008 at #1 on its annual list of America's most expensive ZIP codes, containing the parts of Duarte immediately north ...
2013Education
Olive Institute of Technology" as of June 2013), CSArts-SGV (California School of Arts-San Gabriel Valley) as of 2018.
2016Culture
Since 2016, Duarte has been served by Los Angeles County Metropolitan Transportation Authority's A Line light rail at the Duarte/City of Hope station.
2025Government
As of 2025, the current mayor is Bryan Urias.