Detailed examinations of all schools are forthcoming.

• If you have notes and other suggestions, please input them into the comments at the bottom of the page. 
• Middle schools well suited for I-League involvement

In no specific order:

1. Albert Gatllitin, Union, PA

2. Browsville Area High School, Brownsville, PA
3. Geibel Junior-Senior Catholic High School, Connellsville, PA
4. Yough Senior High School, Herminie, PA
5. Waynesburg Central High School, Waynesburg, PA 
6. South West Green High School, Waynesburg, PA
7. West Greene High School, Waynesburg, PA
8. Jeannette Junior-Senior High School, Jeannette, PA
9. Serra Catholic
10. East Allegheny High School
11. Ellwood City High School (no swimming)
12. McKeesport High School
13. Steel Valley High School
14. City High (Charter)
15. Environmental Charter School
16. City of Bridges Charter School
17. Imani Christian Academy
18. Hillel Academy
19. Summit Academy
20. Valley High School
21. Clairton Area High School
22. Duquesne City School District
23. Wilkinsburg 
24. Sto-Rox High School
25. Southmoreland High School, Scottsdale, PA
26. Mapletown Junior/Senior High School, Mapletown, PA
27. Eden Christian
28. Leechburg
29. Carmichaels
30. Burgettstown
31. South Hills Catholic Academy
32. South Side
33. Valley High School
34. Charleroi
35. Frazier 
36. Chartiers-Houston
37. Albert Gallatin High School
38. Aliquippa High School
39. Ambridge High School
40. Apollo Ridge High School
41. Avella Area High School
42. Brentworth High School, Bentleyville, PA
43. Big Beaver Falls
44. Brownsville
45. California Area
46. Community Day School
47. Cheswick Christian Academy
48. Charleroi Area High School

Pittssburgh Public Schools

• Westinghouse 
• Oliver
• Perry High School
• Carrick
  a swim team is present
• Brashear
  a swim team is present
• Sci-Tech
  MS team is present, and HS swims with Obama
• U-Prep
  No MS team. HS swims with Obama, but none ever do so
• Pittsburgh Classical Academy (PCA) Middle School 
  Wonderful 6-lane pool and no swim team.

• Avonworth High School, n a co-op with Northgate
• Northern Lehigh High School
• Penn Manor High School competes in the Lancaster-Lebanon League Section One. The team practices at the MU Pucillo Pool in Millersville, Pennsylvania with head coach, Tom Cline. In 2022-2023 the boys were 1-5, and the girls team finished 3-3.

Leagues

Colonial League, a high school athletic conference in Pennsylvania. 

• in the Lehigh Valley region, District 11. 
• Bangor Area High School
• Catasauqua Area High School
• East Stroudsburg South High School
• Emmaus High School
• Lehighton Area High School
• Nazareth Area High School
• Northern Lehigh High School
• Salisbury High School
• Saucon Valley High School
• Wilson Area High School