Casa or CASA may refer to:
Organizations
- We Are CASA, Latino and immigration advocacy-and-assistance organization
- Casa Pia A.C., Portuguese athletic club
- Canadian Alliance of Student Associations
- Capital Area School for the Arts, Pennsylvania, US
- Centro de Acción Social Autónomo, center for immigrant and Chicano workers in San Francisco
- Church's Auxiliary for Social Action, New Delhi, India
- Court Appointed Special Advocates, a US association supporting court-appointed advocates for abused or neglected children
- CASA or Initiative Factory, Liverpool, on the UK Social Centre Network
- The National Center on Addiction and Substance Abuse at Columbia University, CASAColumbia, US
- Centre for Advanced Spatial Analysis, University College London, England
- Engineering Research Center for Collaborative Adaptive Sensing of the Atmosphere
- Contemporary A Cappella Society, a charitable organization dedicated to fostering and promoting a cappella music
Other uses
- Casa (surname), list of people with the name
- Casa Condominio Residenza or The CASA, in Toronto, Canada
- Casa particular, "private house" or simply casa, accommodation in Cuba
- Casa (TV channel), a Canadian television channel
- CASA ratio (current and saving accounts)
- Casa 74, a condominium building in Upper East Side, Manhattan, New York City, US
