The 2017 Championship was divided into two divisions, Division One with eight teams, Division Two with 10 teams. Teams in both divisions played a total of 14 games, with all Division One teams playing each other twice, while Division Two teams played five counties twice and four once.
Team promoted from Division Two
| Team | Primary home ground | Other grounds | Coach | Captain | Overseas player(s) | Refs |
| Essex | County Ground, Chelmsford | — | Chris Silverwood | Ryan ten Doeschate | Neil Wagner (Apr–Jun) Mohammad Amir (Jun–Sep) | |
| Hampshire | Rose Bowl, Southampton | — | Craig White | James Vince | George Bailey | |
| Lancashire | Old Trafford, Manchester | — | Glen Chapple | Steven Croft | Ryan McLaren | |
| Middlesex | Lord's, London | Merchant Taylors' School Ground, NorthwoodUxbridge Cricket Club Ground, Uxbridge | Richard Scott | Adam Voges | Adam Voges | |
| Somerset | County Ground, Taunton | — | Matthew Maynard | Tom Abell | Dean Elgar | |
| Surrey | The Oval, London | Woodbridge Road, Guildford | Michael Di Venuto | Gareth Batty | Kumar Sangakkara Aaron Finch (Jul) | |
| Warwickshire | Edgbaston, Birmingham | — | Jim Troughton | Ian Bell | Jeetan Patel | |
| Yorkshire | Headingley, Leeds | North Marine Road Ground, Scarborough | Andrew Gale | Gary Ballance | Peter Handscomb |
| 7–10 April 2017 | Lancashire | v | Essex (H) | Match drawn |
| Scorecard | 319 (84.1 overs)Dane Vilas 74 (101)Aaron Beard 3/47 (15 overs) | 159 (65.4 overs)Ravi Bopara 46 (112)Stephen Parry 3/28 (14.4 overs) | County Ground, ChelmsfordUmpires: Nick Cook and Martin Saggers | |
| 317/3d (94.3 overs)Alex Davies 140* (265)Aaron Beard 2/45 (13 overs) | 316/6 (133.4 overs)Dan Lawrence 141* (333)Kyle Jarvis 3/58 (27 overs) | |||
| Lancashire won the toss and elected to bat. , Points: Lancashire 11, Essex 8. |
| 7–10 April 2017 | Surrey (H) | v | Warwickshire | Surrey won by an innings and 1 run |
| Scorecard | 454 (140.1 overs)Mark Stoneman 165 (267)Chris Wright 5/113 (29.1 overs) | 91 (36.2 overs)Chris Wright 28* (30)Mark Footitt 6/14 (9 overs) | The Oval, LondonUmpires: Richard Illingworth and Billy Taylor | |
| 362 (118.2 overs) (f/o)Jonathan Trott 151 (291)Tom Curran 4/88 (28.2 overs) | ||||
| No toss, Warwickshire elected to field. , Points: Surrey 23, Warwickshire 1. |
| 7–9 April 2017 | Yorkshire (H) | v | Hampshire | Hampshire won by 4 wickets |
| Scorecard | 273 (76.5 overs)Gary Ballance 120 (190)Fidel Edwards 3/58 (14 overs) | 141 (48.5 overs)Lewis McManus 41* (75)Ben Coad 6/37 (17 overs) | Headingley, LeedsUmpires: Richard Kettleborough and Steve O'Shaughnessy | |
| 187 (55.3 overs)Gary Ballance 55 (93)Kyle Abbott 7/41 (14 overs) | 321/6 (101 overs)James Adams 72 (161)Tim Bresnan 3/73 (25 overs) | |||
| No toss, Hampshire elected to field. , Points: Hampshire 19, Yorkshire 5. |
| 14–17 April 2017 | Middlesex | v | Hampshire (H) | Match drawn |
| Scorecard | 356 (113 overs)Sam Robson 84 (144)Brad Wheal 4/98 (23 overs) | 438 (133.4 overs)Rilee Rossouw 99 (143)Dawid Malan 2/19 (3.4 overs) | Rose Bowl, SouthamptonUmpires: Rob Bailey and Jeremy Lloyds | |
| 278/9d (112 overs)Adam Voges 92 (196)Kyle Abbott 5/59 (25 overs) | ||||
| Middlesex won the toss and elected to bat. , Fidel Edwards and Gareth Berg (Hampshire) both played their 100th first-class match. , Points: Hampshire 10, Middlesex 10. |
| 14–16 April 2017 | Somerset (H) | v | Essex | Essex won by 8 wickets |
| Scorecard | 209 (72.2 overs)Peter Trego 48 (85)Ashar Zaidi 3/17 (12 overs) | 129 (54.5 overs)Alastair Cook 52 (92)Roelof van der Merwe 3/26 (8 overs) | County Ground, TauntonUmpires: Michael Gough and Graham Lloyd | |
| 174 (50.2 overs)James Hildreth 35 (38)Neil Wagner 6/48 (12.2 overs) | 257/2 (84.1 overs)Alastair Cook 110 (214)Dean Elgar 1/4 (1 over) | |||
| Somerset won the toss and elected to bat. , Points: Essex 19, Somerset 4. |
| 14–17 April 2017 | Lancashire | v | Surrey (H) | Match drawn |
| Scorecard | 470 (138.5 overs)Shivnarine Chanderpaul 182 (328)Mark Footitt 5/118 (32 overs) | 319 (125.2 overs)Rory Burns 91 (215)Stephen Parry 3/31 (24.2 overs) | The Oval, LondonUmpires: Jeff Evans and David Millns | |
| 323/3d (92 overs) (f/o)Kumar Sangakkara 136 (190)Simon Kerrigan 2/101 (24 overs) | ||||
| Lancashire won the toss and elected to bat. , 11 overs were lost on Day 1. 15 overs were then lost on Day 4. , Points: Lancashire 11, Surrey 9. |
| 14–17 April 2017 | Warwickshire (H) | v | Yorkshire | Yorkshire won by an innings and 88 runs |
| Scorecard | 178 (61.1 overs)Keith Barker 50 (88)Ben Coad 5/52 (22 overs) | 381 (114.3 overs)Peter Handscomb 75 (110)Keith Barker 3/74 (27 overs) | Edgbaston, BirminghamUmpires: Nigel Cowley and Tim Robinson | |
| 115 (42 overs)Jeetan Patel 49* (65)Ben Coad 5/50 (18 overs) | ||||
| No toss, Yorkshire elected to field. , 41.3 overs were lost on Day 1. 28 overs were then lost on Day 3. , Points: Yorkshire 23, Warwickshire 2. |
| 21–24 April 2017 | Hampshire (H) | v | Yorkshire | Match drawn |
| Scorecard | 455 (144.4 overs)James Vince 147 (254)Ben Coad 4/71 (30 overs) | 231 (77.2 overs)Gary Ballance 108 (198)Gareth Berg 4/62 (20 overs) | Rose Bowl, SouthamptonUmpires: Billy Taylor and Alex Wharf | |
| 399/6d (132 overs) (f/o)Gary Ballance 203* (384)Kyle Abbott 3/65 (28 overs) | ||||
| No toss, Yorkshire elected to field. , Points: Hampshire 11, Yorkshire 8. |
| 21–24 April 2017 | Lancashire (H) | v | Somerset | Lancashire won by 164 runs |
| Scorecard | 109 (41.4 overs)Liam Livingstone 68 (102)Craig Overton 5/47 (13 overs) | 278 (93 overs)Dean Elgar 113* (242)Ryan McLaren 4/76 (25 overs) | Old Trafford, Greater ManchesterUmpires: Rob Bailey and Mike Burns | |
| 463 (161 overs)Liam Livingstone 168 (306)Lewis Gregory 5/74 (32 overs) | 130 (47.5 overs)James Hildreth 43 (74)Ryan McLaren 4/37 (11.5 overs) | |||
| No toss, Somerset elected to field. , Points: Lancashire 19, Somerset 5. |
| 21–24 April 2017 | Middlesex (H) | v | Essex | Match drawn |
| Scorecard | 507/7d (131 overs)Sam Robson 149 (208)Jamie Porter 2/90 (28 overs) | 295 (95.1 overs)Dan Lawrence 75 (185)Steven Finn 4/51 (22.1 overs) | Lord's, LondonUmpires: Paul Baldwin and Ian Gould | |
| 239/3d (36 overs)Sam Robson 77 (84)Simon Harmer 3/72 (11 overs) | 160/8 (74 overs)Alastair Cook 37 (56)Toby Roland-Jones 3/42 (21 overs) | |||
| No toss, Essex elected to field. , 22.4 overs were lost on Day 1. 22 overs were then lost on Day 4. , Points: Middlesex 12, Essex 8. |
| 21–24 April 2017 | Warwickshire (H) | v | Surrey | Match drawn |
| Scorecard | 332 (96.3 overs)Ian Westwood 153 (227)Tom Curran 4/98 (21.3 overs) | 437 (119.3 overs)Mark Stoneman 123 (201)Jeetan Patel 3/74 (30.3 overs) | Edgbaston, BirminghamUmpires: Russell Evans and Michael Gough | |
| 435/8d (123 overs)Ian Bell 99 (162)Tom Curran 4/112 (33 overs) | ||||
| No toss, Surrey elected to field. , 24 overs were lost on Day 4. , Points: Surrey 13, Warwickshire 10. |
| 19–21 May 2017 | Essex (H) | v | Hampshire | Essex won by an innings and 97 runs |
| Scorecard | 360 (132.4 overs)Alastair Cook 124 (281)Kyle Abbott 5/58 (30 overs) | 115 (37.3 overs)Lewis McManus 39 (74)Jamie Porter 5/24 (14 overs) | County Ground, ChelmsfordUmpires: Steve Garratt and Tim Robinson | |
| 148 (47.3 overs) (f/o)Lewis McManus 37 (52)Simon Harmer 3/23 (5 overs) | ||||
| No toss, Hampshire elected to field. , 17 overs were lost on day one due to rain. 11 overs were then lost on day two due to rain. , Points: Essex 22, Hampshire 1. |
| 19–22 May 2017 | Yorkshire | v | Lancashire (H) | Match drawn |
| Scorecard | 448/8d (147 overs)Jack Leaning 118 (290)Tom Bailey 4/116 (35 overs) | 432 (129.4 overs)Shivnarine Chanderpaul 106 (199)Tim Bresnan 3/69 (18.4 overs) | Old Trafford, Greater ManchesterUmpires: Nick Cook and Jeremy Lloyds | |
| 177/1d (36 overs)Peter Handscomb 101* (77)Simon Kerrigan 1/65 (8 overs) | ||||
| Yorkshire won the toss and elected to bat. , 53 overs were lost on day two due to rain. , Points: Lancashire 10, Yorkshire 9. |
| 19–22 May 2017 | Surrey | v | Middlesex (H) | Match drawn |
| Scorecard | 313 (89.1 overs)Kumar Sangakkara 114 (160)James Franklin 4/40 (15 overs) | 411 (107.4 overs)Dawid Malan 115 (214)Stuart Meaker 4/92 (23 overs) | Lord's, LondonUmpires: Mike Burns and Peter Hartley | |
| 339 (126.2 overs)Kumar Sangakkara 120 (210)Toby Roland-Jones 4/76 (27 overs) | 92/2 (28 overs)Dawid Malan 37* (44)Mark Footitt 1/10 (2 overs) | |||
| Middlesex won the toss and elected to field. , 24 overs were lost on day one due to rain. , Points: Middlesex 13, Surrey 11. |
| 19–22 May 2017 | Warwickshire | v | Somerset (H) | Match drawn |
| Scorecard | 413 (113.4 overs)Jonathan Trott 175 (297)Jamie Overton 3/76 (21 overs) | 230 (78.3 overs)Marcus Trescothick 106 (199)Grant Thornton 4/34 (12.2 overs) | County Ground, TauntonUmpires: Paul Baldwin and Alex Wharf | |
| 86/1 (25.1 overs) (f/o)Marcus Trescothick 46* (86)Sukhjit Singh 1/29 (8 overs) | ||||
| Warwickshire won the toss and elected to bat. , 63.1 overs were lost on day one due to rain. Only 6.1 overs were then possible on day two due to rain. , Grant Thornton (Warwickshire) made his first-class debut. , Points: Warwickshire 12, Somerset 8. |
| 26–29 May 2017 | Surrey | v | Essex (H) | Match drawn |
| Scorecard | 369 (109.2 overs)Kumar Sangakkara 200 (321)Jamie Porter 4/89 (27 overs) | 383 (132.1 overs)Dan Lawrence 107 (208)Stuart Meaker 3/73 (17.1 overs) | County Ground, ChelmsfordUmpires: Jeremy Lloyds and Neil Mallender | |
| 260/9d (76 overs)Kumar Sangakkara 84 (107)Jamie Porter 5/71 (18 overs) | ||||
| Surrey won the toss and elected to bat. , Amar Virdi (Surrey) made his first-class debut. , Points: Essex 11, Surrey 11. |
| 26–29 May 2017 | Hampshire | v | Somerset (H) | Hampshire won by 90 runs |
| Scorecard | 162 (49.1 overs)Kyle Abbott 49 (54)Jack Leach 6/78 (20.1 overs) | 197 (57.3 overs)Dean Elgar 60 (91)Kyle Abbott 4/49 (14 overs) | County Ground, TauntonUmpires: Nick Cook and Graham Lloyd | |
| 293 (67.3 overs)Michael Carberry 51 (78)Dominic Bess 7/117 (23.3 overs) | 168 (54.2 overs)Dean Elgar 60 (100)Mason Crane 5/40 (13.2 overs) | |||
| Hampshire won the toss and elected to bat. , Points: Hampshire 19, Somerset 3. |
| 2–5 June 2017 | Hampshire (H) | v | Warwickshire | Hampshire won by an innings and 94 runs |
| Scorecard | 515 (161.5 overs)Sean Ervine 203 (363)Sukhjit Singh 6/144 (50 overs) | 254 (102.1 overs)Jonathan Trott 101 (213)Mason Crane 3/104 (36 overs) | The Rose Bowl, SouthamptonUmpires: Nigel Cowley and Peter Hartley | |
| 167 (64.4 overs) (f/o)Ian Bell 68 (76)Kyle Abbott 4/32 (7 overs) | ||||
| Hampshire won the toss and elected to bat. , Points: Hampshire 22, Warwickshire 3. |
| 2–5 June 2017 | Somerset | v | Middlesex (H) | Match drawn |
| Scorecard | 443/9d (128.1 overs)Dean Elgar 158 (298)James Franklin 2/34 (16 overs) | 358 (124.5 overs)Adam Voges 86 (173)Lewis Gregory 3/59 (16.5 overs) | Lord's, LondonUmpires: Jeremy Lloyds and Billy Taylor | |
| 161/3d (45 overs)Tom Abell 71* (142)Paul Stirling 1/25 (6 overs) | ||||
| Somerset won the toss and elected to bat. , Points: Somerset 11, Middlesex 10. |
| 2–5 June 2017 | Lancashire | v | Yorkshire (H) | Yorkshire won by 10 wickets |
| Scorecard | 123 (43.4 overs)Ryan McLaren 30 (39)Ben Coad 6/25 (11.4 overs) | 273 (82 overs)Adam Lyth 100 (234)Jordan Clark 3/44 (12 overs) | Headingley, LeedsUmpires: Rob Bailey and Michael Gough | |
| 209 (69 overs)Shivnarine Chanderpaul 47 (80)Ryan Sidebottom 3/38 (19 overs) | 61/0 (20.5 overs)Adam Lyth 28* (72) | |||
| Lancashire won the toss and elected to bat. , Points: Yorkshire 21, Lancashire 3. |
| 9–12 June 2017 | Middlesex | v | Lancashire (H) | Lancashire won by 8 wickets |
| Scorecard | 180 (51 overs)John Simpson 53 (82)Jordan Clark 3/36 (10 overs) | 309 (95.3 overs)Ryan McLaren 75 (137)Tim Murtagh 6/63 (28 overs) | Trafalgar Road Ground, SouthportUmpires: Peter Hartley and Steve O'Shaughnessy | |
| 236 (71.3 overs)Dawid Malan 52 (121)Stephen Parry 5/45 (21.3 overs) | 111/2 (30.2 overs)Haseeb Hameed 38* (81)Toby Roland-Jones 2/34 (8 overs) | |||
| Middlesex won the toss and elected to bat. , Points: Lancashire 22, Middlesex 3. |
| 9–12 June 2017 | Somerset (H) | v | Yorkshire | Yorkshire won by 3 runs |
| Scorecard | 224 (64 overs)Craig Overton 44 (64)Ryan Sidebottom 5/56 (17 overs) | 202 (75 overs)Andy Hodd 59 (64)Jamie Overton 3/30(15 overs) | County Ground, TauntonUmpires: Neil Bainton and David Millns | |
| 258 (85.3 overs)Adam Hose 68 (126)Steven Patterson 3/28 (14 overs) | 283 (109.2 overs)Gary Ballance 98* (230)Dominic Bess 5/80 (36.2 overs) | |||
| Yorkshire won the toss and elected to bat. , Matthew Waite (Yorkshire) made his first-class debut. , Points: Yorkshire 20, Somerset 4. |
Team relegated from Division One
| Team | Primary home ground | Other grounds | Coach | Captain | Overseas player(s) | Refs |
| Derbyshire | County Ground, Derby | Queen's Park, Chesterfield | Kim Barnett | Billy Godleman | Jeevan Mendis (Apr–Jun) Imran Tahir (Jun–Sep) | |
| Durham | Riverside Ground, Chester-le-Street | — | Jon Lewis | Paul Collingwood | Stephen Cook (Apr–Jun) Tom Latham (Jun–Sep) | |
| Glamorgan | SWALEC Stadium, Cardiff | Penrhyn Avenue, Rhos-on-SeaSt Helen's, Swansea | Robert Croft | Jacques Rudolph | Jacques Rudolph | |
| Gloucestershire | County Ground, Bristol | College Ground, Cheltenham | Richard Dawson | Gareth Roderick | Cameron Bancroft (Apr–May) Michael Klinger (May–Sep) | |
| Kent | St Lawrence Ground, Canterbury | Kent County Cricket Ground, BeckenhamNevill Ground, Royal Tunbridge Wells | Matt Walker | Sam Northeast | Wayne Parnell (Apr–May) Yasir Shah (Jun–Jul) Adam Milne (Jun–Sep) | |
| Leicestershire | Grace Road, Leicester | — | Pierre de Bruyn | Mark Cosgrove | Clint McKay | |
| Northamptonshire | County Ground, Northampton | — | David Ripley | Alex Wakely | Rory Kleinveldt | |
| Nottinghamshire | Trent Bridge, Nottingham | — | Peter Moores | Chris Read | James Pattinson | |
| Sussex | County Ground, Hove | Arundel Castle Cricket Club Ground, Arundel | Mark Davis | Luke Wright | Vernon Philander (Apr–Jun) | |
| Worcestershire | New Road, Worcester | — | Steve Rhodes | Joe Leach | John Hastings |
Teams received 16 points for a win, 8 for a tie and 5 for a draw. Bonus points (a maximum of 5 batting points and 3 bowling points) could be scored during the first 110 overs of each team's first innings.
The fixture list for the 2017 season was announced in November 2016.
Source: Wikipedia