1771History
In 1771, the Tongva were enslaved by missionaries at Mission San Gabriel Arcángel, resulting in their other name: Gabrielinos.
1875Culture
In 1875, Rancho La Cañada was purchased by two business partners, Jacob Lanterman and Adolphus Williams.
1915Culture
Lanterman House, museum and local historical archives is one of the early (1915) homes of the area.
1933Disaster
In December 1933 and January 1934, the La Cañada Valley was severely flooded in the Crescenta Valley flood (1933 and 1934).
1952Government
== Infrastructure ==
=== Water and utilities ===
The city is served by the Foothill Municipal Water District, formed in 1952 as a union of La Cañada Irrigation District and th...
1963Government
The high school was founded in 1963, when students who previously attended John Muir High School in Pasadena changed schools as part of a process of white flight, responding to ...
1970Government
== Demographics ==
La Cañada Flintridge first appeared as an unincorporated community in the 1970 U.S.
1972Architecture
=== 210 Freeway ===
The 210 Freeway opened in 1972, after over ten years of intense local opposition.
1974History
There are 23 miles of hiking trails throughout the city, maintained by a local Trails Council since 1974.
1975Architecture
The former corporate offices for Sport Chalet next door became the new city hall, replacing the original built in 1975, while the Sport Chalet store itself is now occupied by Ta...
1976Government
Before the city's incorporation on November 30, 1976, it consisted of the two distinct communities of La Cañada and Flintridge.
1979Architecture
Since 1979, the city has participated in the annual Pasadena Rose Parade, with local volunteers participating in building floats constructed with flowers and botanical materials.
1980History
census; and as a census-designated place in the 1980 United States census.
1984Education
Delphi Academy of Los Angeles, a Delphi Academy school, opened in La Cañada Flintridge in 1984.
1993Education
The public high school, La Cañada High School, which also serves as a middle school (grades 7–8), is a 1993 and 2004 Blue Ribbon School.
2000History
=== 2000 ===
As of the 2000 census, there were 20,318 people, 6,823 households, and 5,690 families residing in the city.
2003Education
The school left the city when its current campus in Lake View Terrace, Los Angeles opened in 2003.
2004History
Installation proceeded in multiple phases over the following decades, with a major expansion to over 1000 residential units beginning in 2004.
2008History
According to a 2008 estimate, the median income for a household in the city was $140,474, and the median income for a family was $157,511.
2009Disaster
In August 2009, the city came under threat by the Station Fire.
2010Disaster
The destruction of chaparral vegetation by wildfire often is followed by mudslides during the following rains, as was observed in 2010, damaging homes adjacent to arroyos at the...
2016Culture
The former Sport Chalet flagship store and corporate headquarters were the anchor tenants until their bankruptcy and subsequent closure in April 2016.
2017Civil Rights
The elections were held on March of odd-numbered years until 2017.
2018History
By 2018, a small remnant minority of property holders with septic systems were being negotiated with to connect to the sewage system.
2020Government
Beginning in 2020, the elections are held during the California Primary elections.
2021Infrastructure
However, accidents have continued to occur at the intersection, with two crashes occurring in one weekend in 2021, one damaging Hill Street Cafe and the other destroying a bouti...
2024Infrastructure
As of 2024, the median household income was reported as $221,451.
2025Disaster
In January 2025, virtually the entire city was evacuated in response to the Eaton Fire, which destroyed many homes in the neighboring community of Altadena.