The 1887 season was the fourth season of regional competitive association football in Australia. There were two league competitions played by Northern District British Football Association (Northern NSW) and the South British Football Soccer Association (New South Wales) and three cup competitions.
| Competition | Winners[1] | Runners-up | Third place | |
|---|---|---|---|---|
| Northern NSW Football League | Minmi Rangers (2/0) | — | — | |
| Sydney Badge Series | Caledonians (3/0) | — | — |
(Note: figures in parentheses display the club's competition record as winners/runners-up.)
| Federation | Competition | Winners[2] | Runners-up | Venue | Result | |
|---|---|---|---|---|---|---|
| Northern District British Football Association | Ellis Cup | Minmi Rangers (2/0) | — | — | — | |
| South British Football Soccer Association | Rainsford Trophy | Hamilton Athletic (1/0) | Granville (2/1) | — | 4–1 | |
| Anglo-Australian Football Association | George Challenge Cup | Prahran (1/1) | Melbourne Rovers (0/1) | Carlton Cricket Ground | 5–1 |
(Note: figures in parentheses display the club's competition record as winners/runners-up.)