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The history of Moreno Valley
Edgemont, Sunnymead and Moreno came together in 1984. The story begins much earlier, with Indigenous communities and a valley transformed by settlement and growth.
People who shaped Moreno Valley
The city’s historical account follows the transition from rural communities to an incorporated city. Families arriving during the late twentieth century helped shape the neighborhoods and commercial corridors seen today. Read the local historical account.
Watch the city’s history
FROM THE ARCHIVES
Frank Brown: The Founder of "Moreno" Valley
A local history film shared by Moreno Valley Local History Educator.
Watch on YouTube ↗Famous people born in Moreno Valley
See all 22 famous people
- Before incorporation
A longer valley history
Indigenous people lived in the valley long before the modern city. The city’s account describes settlement near water sources and surviving evidence of food preparation.
City of Moreno Valley ↗ - Late 1880s
New settlements
Alessandro and Moreno settlements developed in the valley during the late nineteenth century.
City General Plan ↗ - 1970–1984
Rapid change
Housing growth brought many new residents. The city’s history records population growth from 18,871 in 1970 to 49,702 in 1984.
City of Moreno Valley ↗ - 1984
Three communities unite
Voters in Edgemont, Sunnymead and Moreno approved incorporation after earlier unsuccessful efforts.
City of Moreno Valley ↗ - December 3, 1984
Moreno Valley incorporates
Moreno Valley became a California general law municipality. Its first city council was elected that year.
City of Moreno Valley ↗
See the history for yourself.
Explore the library’s local resources, then follow the city’s account to understand the places and communities behind the modern street map. City historical account.
For deeper research, the Moreno Valley Public Library is a starting point for archival material and research help. Historic photographs have their own permissions; we link to the collection instead of treating every old image as free to reuse.
Selected milestones researched September 13, 2026. This is an introduction, not a complete account of the city’s history.