The 2015–16 FA Trophy was the 46th season of the FA Trophy, the Football Association's cup competition for teams at levels 5–8 of the English football league system. A total of 276 clubs entered the competition, which was won by FC Halifax Town after beating Grimsby Town 1-0 in front of 46,781 spectators at Wembley in the final on 22 May 2016.

A total of 128 clubs, from Level 8 of English football, entered preliminary round of the competition. Eight clubs from level 8 get a bye to the first round qualifying - AFC Hornchurch, Bedford Town, Brighouse Town, Chatham Town, Goole, Kings Langley, Peacehaven & Telscombe and Swindon Supermarine.

First round qualifying fixtures were due to be played on 31 October 2015, with replays taking place no later than 6 November. A total of 144 teams took part in this stage of the competition including 64 winners from the preliminary round, 72 teams from Level 7 of English football and eight teams from level 8, who get a bye in the previous round.

Second round qualifying fixtures were due to be played on 14 November 2015, with replays taking place no later than 20 November. A total of 72 teams took part in this stage of the competition, all winners from the first qualifying round. The draw was as follows: ^[1]

Third round qualifying fixtures were due to be played on 28 November 2015, with replays taking place no later than 4 December. A total of 80 teams took part in this stage of the competition, all winners from the second round qualifying and 44 clubs from Level 6 of English football. The draw was as follows: ^[2]

First round fixtures were due to be played on 12 December 2015, with replays taking place no later than 18 December. A total of 64 teams took part in this stage of the competition, all winners from the third round qualifying and the clubs from Level 5 of English football. The draw was as follows: ^[3]

Second round fixtures were due to be played on 16 January 2016, with replays taking place no later than 22 January. A total of 32 teams took part in this stage of the competition, all winners from the first round. The draw was as follows: ^[4]

Third round fixtures were due to be played on 6 February 2016, with replays taking place no later than 12 February. A total of 16 teams took part in this stage of the competition, all winners from the second round. The draw was as follows: ^[5]

Fourth round fixtures were due to be played on 27 February 2016, with replays taking place no later than 4 March. A total of 8 teams took part in this stage of the competition, all winners from the third round. The draw was as follows: ^[6]

Semi-final fixtures were due to be played on 12 March and 19 March 2016, with the second leg going to extra time and penalties if required. A total of four teams took part in this stage of the competition. The draw was as follows: ^[7]

12 March 2016

15:00 GMT

Nantwich Town (7)	2–4	FC Halifax Town (5)
Cooke 42' Kosylo 76'	Report	McManus 2' Fairhurst 19' Burrow 46' 60'

Weaver Stadium, Nantwich

Attendance: 2,078

Referee: Graham Salisbury

12 March 2016

15:00 GMT

Bognor Regis Town (7)	0–1	Grimsby Town (5)
	Report	Arnold 75'

Nyewood Lane, Bognor Regis

Attendance: 2,629

Referee: Simon Hooper

19 March 2016

15:00 GMT

FC Halifax Town (5)	2–2	Nantwich Town (7)
Burrow 4' White 90' (o.g.)	Report	Shotton 10' Bailey 31'

The Shay, Halifax

Attendance: 3,009

Referee: Peter Bankes

19 March 2016

15:00 GMT

Grimsby Town (5)	2–1	Bognor Regis Town (7)
Amond 8' 78'	Report	Beck 32'

Blundell Park, Cleethorpes

Attendance: 2,477

Referee: Mark Heywood

22 May 2016

16:15 BST

FC Halifax Town (5)	1–0	Grimsby Town (5)
McManus 48'

Wembley Stadium, London

Attendance: 46,781

Referee: Lee Mason