Duneland Athletic Conference Current members Current members

| School | Location_ | Mascot | County | Enrollment_08_09 | IHSAA_Class | IHSAA_Class_Football | Year_Joined | Previous_Conference |
|---|---|---|---|---|---|---|---|---|
| Chesterton | Chesterton | Trojans | 64 Porter | 1921 | 4A | 6A | 1970 | Calumet |
| Crown Point | Crown Point | Bulldogs | 45 Lake | 2426 | 4A | 6A | 1993 | Lake Suburban |
| Lake Central | Saint John | Indians | 45 Lake | 3141 | 4A | 6A | 2003 | Independents |
| LaPorte | LaPorte | Slicers | 46 LaPorte | 1956 | 4A | 5A | 1976 | Northern Indiana |
| Merrillville | Merrillville | Pirates | 45 Lake | 2241 | 4A | 6A | 1975 | Lake Suburban |
| Michigan City | Michigan City | Wolves | 46 LaPorte | 1919 | 4A | 5A | 1995 | none (new school) |
| Portage | Portage | Indians | 64 Porter | 2618 | 4A | 6A | 1970 | Calumet |
| Valparaiso | Valparaiso | Vikings | 64 Porter | 2072 | 4A | 6A | 1970 | Independents |