Castro Valley

proper noun

A census-designated place in Alameda County, California, United States.

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Meanings

proper noun
  1. A census-designated place in Alameda County, California, United States.

Origin

Named after Californio ranchero Don Guillermo Castro (1810–?).

Full word history & related roots →
Cite this entry
APA

Castro Valley. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/Castro%20Valley

MLA

“Castro Valley.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Castro%20Valley. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “Castro Valley,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/Castro%20Valley.

Source: Castro Valley on Wiktionary, CC BY-SA 4.0.