|  | |
| Season | 2016 | 
|---|---|
| Champions | FC Seoul (6th title) | 
| Relegated | Seongnam FC Suwon FC | 
| Champions League | FC Seoul Jeju United Suwon Samsung Bluewings Ulsan Hyundai | 
| Matches played | 228 | 
| Goals scored | 618 (2.71 per match) | 
| Top goalscorer |  Jung Jo-gook (20 goals) | 
| Biggest home win | Seoul 4–0 Sangju (20 March 2016) Sangju 4–0 Jeju (15 June 2016) Pohang 4–0 Ulsan (29 June 2016) | 
| Biggest away win | Jeonnam 0–5 Jeonbuk (2 November 2016) | 
| Highest scoring | Suwon 4–5 Suwon FC (2 October 2016) | 
| Highest attendance | 47,899 Seoul vs Suwon (R15) | 
| Lowest attendance | 923 Sangju vs Jeonnam (R34) | 
| Average attendance | 7,873 | 
| ← 2015
 
2017 → | |
| K League Best XI | 
The 2016 K League Classic was the 34th season of the top division of professional football in South Korea since its establishment in 1983 as K League and the fourth season in its current name, the K League Classic.
Jeonbuk Hyundai Motors were the defending champions, having won the title for two consecutive years in 2014 and 2015.
Teams relegated to 2016 K League Challenge
Teams promoted from the 2015 K League Challenge
As of 2016 Season, K League Classic clubs by Province
The following 12 clubs competed in the K League Classic during the 2016 season.
Restricting the number of foreign players strictly to four per team, including a slot for a player from AFC countries. A team could use four foreign players on the field each game including a least one player from the AFC confederation.
  Leader & 2017 AFC Champions League Group stage
  Qualification to 2017 AFC Champions League Group stage
  Relegation playoffs
  Relegation to the 2017 K League Challenge