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Alamosa County, Colorado

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Please add profiles of those who were born, lived or died in Alamosa County, Colorado.

Alamosa County was created by the Colorado legislature on March 8, 1913. It is named for the Spanish word for “cottonwood grove,” and is located in the high San Luis Valley of south central Colorado.

Adjacent Counties

Cities, Towns & Communities

+Denotes County Seat

  • +Alamosa
  • Alamosa East
  • Hooper
  • Mosca



Great Sand Dunes National Park

National Register of Historic Places

Genealogy Trails

CO GenWeb