| Host City | San Salvador |
|---|---|
| Country | |
| Held | 25 November – 4 December 1977 |
| Events | 56 |
| Competitors | 135 |
| Countries | 5 |
| Event | Gender | Held | Status | Competitors | Countries |
|---|---|---|---|---|---|
| 100 m, Men | Men | — | Medal | 3 | 3 |
| 200 m, Men | Men | — | Medal | 3 | 3 |
| 400 m, Men | Men | — | Medal | 3 | 3 |
| 800 m, Men | Men | — | Medal | 3 | 3 |
| 1,500 m, Men | Men | — | Medal | 3 | 3 |
| 5,000 m, Men | Men | — | Medal | 3 | 2 |
| 10,000 m, Men | Men | — | Medal | 3 | 2 |
| Marathon, Men | Men | — | Medal | 3 | 3 |
| 110 m Hurdles, Men | Men | — | Medal | 3 | 2 |
| 400 m Hurdles, Men | Men | — | Medal | 3 | 2 |
| 3,000 m Steeplechase, Men | Men | — | Medal | 3 | 2 |
| 4 x 100 m Relay, Men | Men | — | Medal | 12 | 3 |
| 4 x 400 m Relay, Men | Men | — | Medal | 12 | 3 |
| 20 km Walk, Men | Men | — | Medal | 3 | 2 |
| High Jump, Men | Men | — | Medal | 3 | 2 |
| Pole Vault, Men | Men | — | Medal | 3 | 2 |
| Long Jump, Men | Men | — | Medal | 3 | 3 |
| Triple Jump, Men | Men | — | Medal | 3 | 2 |
| Shot Put, Men | Men | — | Medal | 3 | 2 |
| Discus Throw, Men | Men | — | Medal | 3 | 2 |
| Hammer Throw, Men | Men | — | Medal | 3 | 3 |
| Javelin Throw, Men | Men | — | Medal | 3 | 2 |
| Decathlon, Men | Men | — | Medal | 3 | 2 |
| 100 m, Women | Women | — | Medal | 3 | 2 |
| 200 m, Women | Women | — | Medal | 3 | 2 |
| 400 m, Women | Women | — | Medal | 3 | 3 |
| 800 m, Women | Women | — | Medal | 3 | 3 |
| 1,500 m, Women | Women | — | Medal | 3 | 3 |
| 100 m Hurdles, Women | Women | — | Medal | 3 | 2 |
| 4 x 100 m Relay, Women | Women | — | Medal | 12 | 3 |
| 4 x 400 m Relay, Women | Women | — | Medal | 11 | 3 |
| High Jump, Women | Women | — | Medal | 3 | 2 |
| Long Jump, Women | Women | — | Medal | 3 | 2 |
| Shot Put, Women | Women | — | Medal | 3 | 3 |
| Discus Throw, Women | Women | — | Medal | 3 | 2 |
| Javelin Throw, Women | Women | — | Medal | 3 | 2 |
| Pentathlon, Women | Women | — | Medal | 3 | 2 |
| Event | Gender | Held | Status | Competitors | Countries |
|---|---|---|---|---|---|
| Baseball, Men | Men | — | Medal | 25 | 3 |
| Event | Gender | Held | Status | Competitors | Countries |
|---|---|---|---|---|---|
| Football, Men | Men | — | Medal | 0 | 3 |
| Event | Gender | Held | Status | Competitors | Countries |
|---|---|---|---|---|---|
| 1,500 m Freestyle, Men | Men | — | Medal | 3 | 2 |
| 100 m Backstroke, Men | Men | — | Medal | 3 | 3 |
| 200 m Backstroke, Men | Men | — | Medal | 2 | 1 |
| 100 m Breaststroke, Men | Men | — | Medal | 3 | 3 |
| 200 m Butterfly, Men | Men | — | Medal | 1 | 1 |
| 400 m Individual Medley, Men | Men | — | Medal | 1 | 1 |
| 100 m Freestyle, Women | Women | — | Medal | 1 | 1 |
| 200 m Freestyle, Women | Women | — | Medal | 1 | 1 |
| 800 m Freestyle, Women | Women | — | Medal | 3 | 2 |
| 100 m Backstroke, Women | Women | — | Medal | 3 | 2 |
| 200 m Backstroke, Women | Women | — | Medal | 2 | 1 |
| 100 m Breaststroke, Women | Women | — | Medal | 3 | 2 |
| 100 m Butterfly, Women | Women | — | Medal | 1 | 1 |
| 200 m Butterfly, Women | Women | — | Medal | 1 | 1 |
| 400 m Individual Medley, Women | Women | — | Medal | 1 | 1 |
| Event | Gender | Held | Status | Competitors | Countries |
|---|---|---|---|---|---|
| Volleyball, Men | Men | — | Medal | 0 | 3 |
| Volleyball, Women | Women | — | Medal | 0 | 3 |
| Pos | Country | 🥇 Gold | 🥈 Silver | 🥉 Bronze | Total | |
|---|---|---|---|---|---|---|
| 1 | Costa Rica | 26 | 10 | 16 | 52 | |
| 2 | Panama | 10 | 14 | 12 | 36 | |
| 3 | El Salvador | 8 | 6 | 9 | 23 | |
| 4 | Guatemala | 6 | 12 | 9 | 27 | |
| 5 | Nicaragua | 5 | 6 | 3 | 14 | |