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Oro Valley, Arizona

Located in Pima County, Arizona, Oro Valley was established in 1974. 'Oro Valley' means 'gold valley' in Spanish. At the base of the Santa Catalina Mountains.
Founded 1974 | Population 49,064 | Peak 49,064 (2024) | County Pima County

Top 10 Most Important Events for Oro Valley, Arizona

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1890 Higher Education: Educational institutions helped define Oro Valley's character and economy.
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1942 Military Presence: Military installations became a major part of Oro Valley's identity and economy.
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1950 Economic Development: Oro Valley grew through manufacturing and industry.
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1974 Founded: Oro Valley was founded with Spanish colonial roots in Pima County.
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2010 Modern Era: Oro Valley continued to develop as part of the greater metropolitan area, with new infrastructure and community amenities.
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Latest News in Oro Valley

Mar 18, 2026
Shattering the Myth: Cesar Chavez’s Dark Secrets Exposed
The recent surge of abuse allegations against Cesar Chavez has ignited a firestorm of criticism from prominent Latino leaders, who…
May 21, 2016
Toughest Sheriff America Endorses Donald Trump
PHOENIX, Arizona – On May 21, 2016, Sheriff Joe Arpaio, the controversial Maricopa County lawman often dubbed America’s to…
Apr 6, 2016
Trumps Favorability Among Republicans Rise
Washington, D.C. – April 6, 2016 Donald Trump’s standing with Republican voters got a boost this week, as polls showed…
Mar 24, 2016
Wisconsin Begins Drug Testing Food Stamp Recipients
MADISON, Wis. — On March 24, 2016, Wisconsin became the latest state to roll out a controversial drug-testing requirement for ce…
Mar 21, 2016
Arizona Sheriff We Need Armed Citizens Ready Take Down Mass Shooters
PHOENIX, Ariz. – On March 21, 2016, an Arizona sheriff stirred up controversy with a call for everyday citizens to arm themselve…
Mar 15, 2016
Arizona Lawmakers Make Food Stamp Fraud Felony
PHOENIX — On March 15, 2016, Arizona lawmakers pushed through a bill that turned food stamp fraud into a felony, aiming to crack…

Complete Historical Timeline

1890 Culture
Higher Education
1942 Government
Military Presence
1950 Industry
Economic Development
1974 Culture
Founded
2010 Culture
Modern Era

Did You Know?

1
'Oro Valley' means 'gold valley' in Spanish.
2
At the base of the Santa Catalina Mountains.
3
Affluent northwest Tucson suburb.
4
Oro Valley is located in Pima County, Arizona.
5
Oro Valley was founded in 1974.

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M
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