1835History
Moraga is located on the 1835 Mexican Land Grant Rancho Laguna de los Palos Colorados given to Joaquin Moraga and his cousin, Juan Bernal.
1886Architecture
Moraga's first post office opened in 1886, and was closed in 1887; it reopened in 1915.
1928Education
Saint Mary's College of California moved to Moraga in 1928.
1954Education
That district includes:
Campolindo High School, grades 9–12
The Saklan School (formerly known as Saklan Valley School and The Carden School of Moraga), a private elementary sch...
1955Architecture
In 1955, Moraga built a new post office.
1974Government
Moraga incorporated in 1974, when the communities of Moraga Town, Rheem, and Rheem Valley, united into one town.
2007Education
=== Colleges and universities ===
Saint Mary's College of California is located just northeast of downtown Moraga; it is a Catholic university with 3,962 undergraduate and postg...
2011History
In 2011, Moraga was named a top city to live and learn in.
2014Disaster
In 2014, the southwestern US was plagued by a serious drought.
2017Architecture
In June 2017, Moraga declared a fiscal emergency because a sinkhole in the downtown area and a failed bridge on Canyon Road were expected to cost $5 million to repair.
2019History
== Government ==
As of February 10, 2019, Moraga has 11,024 voters with 4,737 (43%) registered Democrats, 2,766 (25.1%) registered Republicans and 3,105 (28.2%) independent voters.
2020History
As of 2020, Moraga had a total population of 16,870 people.
2023History
In 2023, the US Census Bureau estimated that the median household income was $199,800, and the per capita income was $89,439.