2025 K League 1
| Season | 2025 |
|---|---|
| Dates | 15 February – 30 November |
| Country | South Korea |
| Teams | 12 |
| Champions | Jeonbuk Hyundai Motors (10th title) |
| Relegated | Suwon FC Daegu FC |
| Champions League Elite | Jeonbuk Hyundai Motors Daejeon Hana Citizen Pohang Steelers |
| Champions League Two | Gangwon FC |
| Matches | 228 |
| Goals | 578 (2.54 per match) |
| Best Player | Lee Dong-gyeong |
| Top goalscorer | Pablo Sabbag (17 goals) |
| Biggest home win | Anyang 4–0 Daegu (22 July) Gimcheon 6–2 Seoul (17 August) |
| Biggest away win | Gangwon 0–4 Gimcheon (11 May 2025) |
| Highest scoring | Gimcheon 6–2 Seoul (17 August) |
| Longest winning run | 6 matches Jeonbuk Hyundai Motors |
| Longest unbeaten run | 24 matches Jeonbuk Hyundai Motors |
| Longest winless run | 12 matches Daegu FC |
| Longest losing run | 7 matches Daegu FC |
| Highest attendance | 48,008 Seoul 0–1 Jeonbuk (3 May) |
| Lowest attendance | 1,405 Gimcheon 0–1 Gangwon (8 November) |
| Total attendance | 2,298,557 |
| Average attendance | 10,081 |
← 2024 2026 → | |
The 2025 K League 1, also known as the Hana Bank K League 1 for sponsorship reasons, was the 43rd season of the top division of professional football in South Korea, and the twelfth season of the K League 1. Ulsan HD were the three-time defending champions.