Thousand Islands National Park
- RegionOntario
- TypeNational park
- Address1121 Thousand Islands Pkwy, Mallorytown, Ontario, Canada
- Approx. total sites71
- Coordinates44.3426, -76.0508
- Official infoPark website ↗
Campgrounds (7)
- Aubrey Island · ~5 sites
- Beaurivage Island · ~7 sites
- Camelot Island · ~5 sites
- Grenadier Island · ~21 sites
- Mallorytown Landing · ~5 sites
- McDonald Island · ~5 sites
- Mulcaster Island · ~4 sites