| Administrator: | England and Wales Cricket Board |
| Cricket Format: | 3 days (4 day final) |
| Tournament Format: | League system and a final |
| Champions: | Buckinghamshire |
| Count: | 10 |
| Participants: | 20 |
| Matches: | 41 |
| Most Runs: | Sam Young (Dorset) 460 runs |
| Most Wickets: | Conner Haddow (Buckinghamshire) 40 wickets |
| Previous Year: | 2022 |
| Previous Tournament: | 2022 National Counties Championship |
| Next Year: | 2024 |
| Next Tournament: | 2024 National Counties Championship |
The 2023 National Counties Championship was the 118th National Counties Cricket Championship season. It was contested in two divisions. Berkshire were the defending champions, but they finished second in the Western Division 1 in 2023. Buckinghamshire won the title by defeating Devon in the final by 550 runs. The final was played in West Bromwich, Staffordshire. This was the 10th title for Buckinghamshire and their first since 2009.
Teams receive 16 points for a win, 8 for a tie and 4 for a draw. In a match reduced to single innings, teams receive 12 points for a win, 8 for a draw (6 if less than 20 overs per side) and 4 points for losing. For matches abandoned without play, both sides receive 8 points. Bonus points (a maximum of 4 batting points and 4 bowling points) may be scored during the first 90 overs of each team's first innings.
| Team | Pld | W | L | T | D | A | Bat | Bowl | Ded | Pts | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 13 | 16 | 0 | 65 | |
| 4 | 2 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 11 | 15 | 0 | 62 | |
| 4 | 2 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 9 | 15 | 0 | 60 | |
| 4 | 1 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 7 | 14 | 0 | 49 | |
| 4 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 15 | 2 | 18 | |
| Source:[1] |
| Team | Pld | W | L | T | D | A | Bat | Bowl | Ded | Pts | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 3 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 10 | 16 | 0 | 78 | |
| 4 | 1 | 0 | 1 | 0 | 0 | 2 | 0 | 0 | 0 | 13 | 13 | 0 | 50 | |
| 4 | 1 | 0 | 1 | 0 | 0 | 2 | 0 | 0 | 0 | 5 | 16 | 0 | 45 | |
| 4 | 1 | 0 | 2 | 0 | 0 | 1 | 0 | 0 | 0 | 4 | 14 | 0 | 38 | |
| 4 | 0 | 0 | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 5 | 15 | 0 | 28 | |
| Source:[2] |
| Team | Pld | W | L | T | D | A | Bat | Bowl | Ded | Pts | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 10 | 13 | 0 | 59 | |
| 4 | 1 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 6 | 16 | 0 | 50 | |
| 4 | 1 | 0 | 1 | 0 | 0 | 2 | 0 | 0 | 0 | 9 | 16 | 0 | 49 | |
| 4 | 1 | 0 | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 4 | 12 | 0 | 44 | |
| 4 | 0 | 0 | 2 | 0 | 0 | 1 | 0 | 0 | 1 | 5 | 12 | 4 | 25 | |
| Source:[3] | ||||||||||||||
| Team | Pld | W | L | T | D | Bat | Bowl | Ded | Pts | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 4 | 2 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 10 | 13 | 0 | 66 | |
| Wiltshire | 4 | 1 | 0 | 1 | 0 | 0 | 2 | 0 | 0 | 9 | 16 | 0 | 49 |
| 4 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 1 | 12 | 12 | 0 | 44 | |
| 4 | 0 | 0 | 1 | 0 | 0 | 3 | 0 | 0 | 13 | 14 | 0 | 39 | |
| 4 | 1 | 0 | 2 | 0 | 0 | 0 | 0 | 1 | 6 | 8 | 2 | 36 | |
| Source:[4] | |||||||||||||
The final featured the teams which finished with the most points in each Division One, Buckinghamshire and Devon. It began on 3 September 2023 at Sandwell Park with the result being a victory for Buckinghamshire by 550 runs. Buckinghamshire won their tenth title, with previous one being one in 2009, whilst Devon's most recent victory was in 2011.