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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.
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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…
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…
Feb 17, 2016
Arizona Republicans Push Bill Fight Obamas Executive Action Guns
PHOENIX — In the midst of a heated national debate over gun rights, Arizona Republicans in the state legislature pushed forward …
Feb 1, 2016
Barry Coates Face Va Wait Time Scandal Dies 46
PHOENIX — Barry Coates, the Arizona veteran who became a reluctant symbol of the VA’s troubled wait-time scandal, died las…

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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