| hint | |
|---|
| Midfielder - Signed from Scunthorpe United in 2015/16 | |
| Defender - On loan from Blackburn Rovers in 2011/12 | |
| Winger - On loan from Cambridge United in 2013/14 | |
| Defender - On loan from AFC Bournemouth in 2011/12 | |
| Defender - Signed from Macclesfield Town in 2013/14 - Prev played for the Imps 2005-2008 & on loan 2012/13 | |
| Winger - Signed from Grimsby Town in 2016/17 | |
| Striker - On loan from Bristol Rovers in 2015/16 | |
| Striker/Winger - On loan from Bradford City in 2011/12 | |
| Goalkeeper - Graduated from youth academy in 2011/12 | |
| Goalkeeper - On loan from Barnsley in 2013/14 & 2014/15 | |
| Striker - Signed from Mansfield Town in 2013/14 | |
| Midfielder - Signed in 2011/12 - played under Steve Tilson at Southend United | |
| Defender/Midfielder - On loan from Carlisle United in 2015/16 | |
| Goalkeeper - Signed from Gateshead in 2012/13 - prev on loan in 2011/12 | |
| Defender - Signed in 2011/12 - prev played for Newport County | |
| Midfielder - On loan from Northampton Town in 2012/13 | |
| Defender/Midfielder/Striker - Signed from Harrogate in 2011/12 - prev played for Grimsby Town | |
| Defender - Signed in 2012/13 - prev played for Southend United | |
| Striker - Graduated from Youth Academy in 2011/12 | |
| Defender/Midfielder - On loan from Aston Villa in 2016/17 | |
| Defender - Signed in 2011/12 prev played for Sheffield Wednesday | |
| Striker - Signed in 2011/12 - played for over 30 clubs and his cousin also played for the Imps | |
| Striker - Signed in 2012/13 from Grimsby Town | |
| Striker - On loan from Leeds United in 2015/16 | |
| Defender - On loan from AFC Telford United in 2011/12 | |
| Goalkeeper - On loan from Doncaster Rovers in 2016/17 | |
| Striker - Signed from Havant & Waterlooville in 2014/15 | |
| Defender - Signed from Braintree Town in 2016/17 | |
| Striker - Signed from Rushden & Diamonds in 2011/12 | |
| Defender - On loan from Cambridge United in 2012/13 | |
| Defender - On loan from Reading in 2016/17 | |
| Defender - Signed from Stockport County in 2013/14 | |
| Defender - Signed from Dover Athletic in 2016/17 | |
| Midfielder - Signed from Cambridge United in 2011/12 | |
| Midfielder - Signed from Braintree Town in 2016/17 | |
| Winger - Signed from Scunthorpe United in 2016/17 | |
| Striker - Signed in 2016/17 on non contract terms, Scored 7 goals in City’s cup run. | |
| Defender - On loan from Crewe Alexandra in 2014 (twice) | |
| Utility Player - Signed from Shirebrook Town in 2012/13 | |
| Defender - On loan from Burnley in 2014/15 | |
| Midfielder - On loan from Barnet in 2016/17 | |
| Defender - On loan from Fleetwood Town in 2014/15 | |
| Defender - Signed from Newport County in 2012/13 - prev on loan in 2011/12 | |
| Defender - Signed from Morecambe in 2014/15 - prev on loan from Macclesfield in 2012/13 | |
| Defender - Signed from Gillingham in 2011/12 | |
| Striker - On loan from Notts County in 2014/15 | |
| Midfielder/Striker - Signed in 2011/12 - prev on loan in 2002/03 under Keith Alexander | |
| Striker - Signed from Sheffield Wednesday in 2012/13 | |
| Stiker - Signed from Macclesfield Town in 2013/14 | |
