| Organizer | Mississippi Senior Olympics |
| Dates | April – May, 2021
June 2021 (Archery)
August 2021 (Triathlon)
October 2021 (Cycling) |
| Location | Biloxi, Mississippi |
| Mailing Address | PO Box 6556, D’Iberville, MS |
| Zip Code | 39540 |
| Contact Name | Jamie Lee |
| Contact Phone | 228-435-6205 |
| Contact Email | Jlee@biloxi.ms.us |
| Website | https://www.msseniorolym.org/ |
| Individual Sports | Archery - 5K/10K Run/Walk - Bean Bag Baseball - Bocce Ball - Bowling - Cycling 20K/40K - Darts - Frisbee Golf - Golf - Horseshoes - Pickleball - Racquetball - Shuffleboard - Swimming - Table Tennis - Tennis - Track & Field |
| Team Sports | Basketball (3 on 3) - Volleyball |
| Out of State Participants | Yes |
