Kynnumboon, New South Wales
| Kynnumboon New South Wales | |
|---|---|
| Coordinates | 28°18′53″S 153°23′2″E / 28.31472°S 153.38389°E |
| Population | 109 (2021 census) |
| Postcode(s) | 2484 |
| LGA(s) | Tweed Shire |
| State electorate(s) | Tweed |
| Federal division(s) | Richmond |
Kynnumboon is a locality in the Tweed Shire of New South Wales, Australia. It had a population of 109 as of the 2021 census.