Columbia Association
| Type | Not for profit |
| Founded | 1967 |
| Headquarters | Columbia, Maryland, United States |
| Membership | Individuals and companies |
| Budget | $74.1 Million (2015) |
| Number of Members | 100,000+ |
| Founder | James Rouse |
| Chairman of the Board/CEO | Shawn MacInnes |
| Website | http://www.columbiaassociation.com/ |
The Columbia Association (CA) is a management organization for the financing, and maintenance of common-use facilities of the planned community of Columbia, Maryland.