| Tournament details | |
|---|---|
| Host country | United States |
| Dates | March 18 – March 25 |
| Teams | 4 (from 1 confederation) |
| Venue(s) | 1 (in 1 host city) |
| Final positions | |
| Champions | Houston Dynamo (1st title) |
| Runners-up | D.C. United |
| Third place | New York Red Bulls |
| Tournament statistics | |
| Matches played | 6 |
| Goals scored | 10 (1.67 per match) |
| Top scorer(s) |
|
The 2006 Carolina Challenge Cup was a four-team round robin pre-season competition hosted by the Charleston Battery. The Houston Dynamo won the 2006 tournament and went on to win the MLS Cup that year.
Four clubs competed in the tournament: