The Independent Soccer League (ISL) is a girls-only league for sports competition even though some member schools are coeducational.

The ISL competes in two divisions, "A" and "AA," with end of season tournaments in each division. 2023-2024 standings are at the link. Teams may be relegated between divisions in each sport.

Rules are under the Referee Tab

CSOA provides officials for three Division A schools

Episcopal Maroon

Flint Hill Huskies

Madeira Snails

Here are the other five Division A schools

Bullis Bulldogs

Holy Child Tigers

National Cathedral Eagles

St Andrews Eagles

CSOA provides officials for two schools in Divisionn AA

Potomac Panthers

St Stephens/St Agnes Saints

Here are the other 6 schools in Division AA

Georgetown Day

Maret

Georgetown Visitation

Holton Arms

Sidwell Friends

Stone Ridge