| Club: | Boston United |
| Season: | 2005–06 |
| Manager: | Steve Evans |
| Chairman: | Jon Sotnick |
| League: | League Two |
| League Result: | 11th |
| Cup1: | FA Cup |
| Cup1 Result: | Second round |
| Cup2: | League Cup |
| Cup2 Result: | First round |
| Season Topscorer: | Julian Joachim (16) |
| Highest Attendance: | 4,476 (vs. Lincoln City) |
| Lowest Attendance: | 1,924 (vs. Carlisle United) |
| Average Attendance: | 2487 |
| Pattern La1: | _bufc0406 |
| Pattern B1: | _Bufc200406_III |
| Pattern Ra1: | _bufc0406 |
| Pattern Sh1: | _bufchome05alt |
| Leftarm1: | FFCC00 |
| Body1: | FFCC00 |
| Rightarm1: | FFCC00 |
| Shorts1: | 000000 |
| Socks1: | 000000 |
| Pattern La2: | _bufcaway200406 |
| Pattern B2: | _bufcAway200506 |
| Pattern Ra2: | _bufcaway200406 |
| Pattern Sh2: | _whitesides |
| Leftarm2: | 003399 |
| Body2: | 003399 |
| Rightarm2: | 003399 |
| Shorts2: | 003399 |
| Socks2: | 003399 |
| Pattern B3: | _portugal 2004 |
| Pattern So3: | _green_top |
| Leftarm3: | FF0000 |
| Body3: | FF0000 |
| Rightarm3: | FF0000 |
| Shorts3: | FF0000 |
| Socks3: | FF0000 |
| Prevseason: | 2004-05 |
| Nextseason: | 2006–07 |
During the 2005–06 English football season, Boston United competed in Football League Two.
Boston United managed an 11th-placed final finish in League Two.
Squad at end of season