National Independent Soccer Association
| Founded | June 6, 2017 |
|---|---|
| First season | 2019–20 |
| Country | United States |
| Confederation | Non-FIFA |
| Number of clubs | 9 |
| Current champions | Los Angeles Force (1st title) (2024) |
| Most championships | Detroit City FC (2 titles) |
| Website | nisaofficial |
The National Independent Soccer Association (NISA) is a professional men's soccer league in the United States. The league is previously in the third tier of American soccer and began play in 2019. NISA initially used a fall-to-spring season format with a winter break but have switched to spring-to-fall which is more common in the United States.