| Season | 2007 |
|---|---|
| Champions | Seoul United (1st title) |
| Matches played | 228 |
| Goals scored | 1,003 (4.4 per match) |
| Best Player | Je Yong-sam [1] |
| Top goalscorer | Je Yong-sam (13 goals) [2] |
2008 → | |
The 2007 K3 League was the first season of amateur K3 League. It consisted of two regular stage and final playoffs. The winners of each stage and the top two clubs of the overall table qualified for the league playoffs and the 2008 Korean FA Cup.
| Pos | Team | Pld | W | D | L | GF | GA | GD | Pts | Qualification |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Hwaseong Shinwoo Electronics | 9 | 7 | 0 | 2 | 16 | 8 | +8 | 21 | Qualification for the playoffs |
| 2 | Yongin FC | 9 | 6 | 1 | 2 | 15 | 10 | +5 | 19 | |
| 3 | Seoul United | 9 | 5 | 3 | 1 | 19 | 7 | +12 | 18 | |
| 4 | Daegu Korea Powertrain | 9 | 5 | 0 | 4 | 15 | 21 | −6 | 15 | |
| 5 | Jeonju EM Korea | 9 | 3 | 4 | 2 | 18 | 8 | +10 | 13 | |
| 6 | Cheonan FC | 9 | 3 | 3 | 3 | 12 | 11 | +1 | 12 | |
| 7 | Changwon Doodae | 9 | 2 | 4 | 3 | 15 | 16 | −1 | 10 | |
| 8 | Asan FC | 9 | 2 | 1 | 6 | 12 | 18 | −6 | 7 | |
| 9 | Yangju Citizen | 9 | 2 | 1 | 6 | 10 | 20 | −10 | 7 | |
| 10 | Eunpyeong Chung-goo Sungshim Hospital | 9 | 1 | 1 | 7 | 11 | 24 | −13 | 4 |
| Pos | Team | Pld | W | D | L | GF | GA | GD | Pts | Qualification |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Cheonan FC | 9 | 5 | 4 | 0 | 18 | 3 | +15 | 19 | Qualification for the playoffs |
| 2 | Seoul United | 9 | 5 | 4 | 0 | 23 | 11 | +12 | 19 | |
| 3 | Yongin FC | 9 | 4 | 5 | 0 | 20 | 5 | +15 | 17 | |
| 4 | Jeonju EM Korea | 9 | 4 | 4 | 1 | 22 | 12 | +10 | 16 | |
| 5 | Hwaseong Shinwoo Electronics | 9 | 4 | 4 | 1 | 13 | 8 | +5 | 16 | |
| 6 | Daegu Korea Powertrain | 9 | 3 | 4 | 2 | 22 | 16 | +6 | 13 | |
| 7 | Yangju Citizen | 9 | 3 | 1 | 5 | 12 | 17 | −5 | 10 | |
| 8 | Eunpyeong Chung-goo Sungshim Hospital | 9 | 2 | 1 | 6 | 8 | 14 | −6 | 7 | |
| 9 | Changwon Doodae | 9 | 0 | 2 | 7 | 13 | 31 | −18 | 2 | |
| 10 | Asan FC | 9 | 0 | 1 | 8 | 6 | 40 | −34 | 1 |
| Pos | Team | Pld | W | D | L | GF | GA | GD | Pts | Qualification |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Seoul United | 18 | 10 | 7 | 1 | 42 | 18 | +24 | 37 | Qualification for the playoffs |
| 2 | Hwaseong Shinwoo Electronics | 18 | 11 | 4 | 3 | 29 | 16 | +13 | 37 | First stage winners |
| 3 | Yongin FC | 18 | 10 | 6 | 2 | 35 | 15 | +20 | 36 | Qualification for the playoffs |
| 4 | Cheonan FC | 18 | 8 | 7 | 3 | 30 | 14 | +16 | 31 | Second stage winners |
| 5 | Jeonju EM Korea | 18 | 7 | 8 | 3 | 40 | 20 | +20 | 29 | |
| 6 | Daegu Korea Powertrain | 18 | 8 | 4 | 6 | 37 | 37 | 0 | 28 | |
| 7 | Yangju Citizen | 18 | 5 | 2 | 11 | 22 | 37 | −15 | 17 | |
| 8 | Changwon Doodae | 18 | 2 | 6 | 10 | 28 | 47 | −19 | 12 | |
| 9 | Eunpyeong Chung-goo Sungshim Hospital | 18 | 3 | 2 | 13 | 19 | 38 | −19 | 11 | |
| 10 | Asan FC | 18 | 2 | 2 | 14 | 18 | 58 | −40 | 8 |
| Rank | Player | Team | Goals | Apps |
|---|---|---|---|---|
1 |  Je Yong-sam | Seoul United | 13 | 18 |
2 | Ko Sung-jang | Changwon Doodae | 11 | 14 |
3 | Kim Wan-soo | Daegu Korea Powertrain | 9 | 10 |
| Han Jung-yeon | Jeonju EM Korea | 9 | 16 | |
5 | Woo Je-won | Seoul United | 8 | 16 |
| Bae Min-hyuk | Hwaseong Shinwoo Electronics | 8 | 16 | |
| Ahn Jung-yeol | Yongin FC | 8 | 16 |
| Semi-finals | Final | ||||||||||
| Hwaseong Shinwoo Electronics | 1 | ||||||||||
| Yongin FC | 0 | ||||||||||
| Hwaseong Shinwoo Electronics | 0 | 0 | 0 | ||||||||
| Seoul United | 1 | 2 | 3 | ||||||||
| Cheonan FC | 1 (1) | ||||||||||
| Seoul United (p) | 1 (3) | ||||||||||
| Hwaseong Shinwoo Electronics | 1–0 | Yongin FC |
|---|---|---|
| Cheonan FC | 1–1 (a.e.t.) | Seoul United |
|---|---|---|
| Penalties | ||
| 1–3 | ||
| Hwaseong Shinwoo Electronics | 0–1 | Seoul United |
|---|---|---|
Seoul United won 3–0 on aggregate.
| Pos | Team | Qualification | |
|---|---|---|---|
| 1 | Seoul United (C) | Qualification for the FA Cup second round | |
| 2 | Hwaseong Shinwoo Electronics | Qualification for the FA Cup first round | |
| 3 | Yongin FC | ||
| 4 | Cheonan FC |
The K3 League was a South Korean amateur football league held annually from 2007 to 2019. It was considered the third-highest division of the South Korean football league system before the K League 2 was launched in 2013, and the fourth-highest division since then. In 2017, it was divided into K3 League Advanced and fifth-tier league K3 League Basic, and introduced a system of promotion and relegation. In 2020, it was reborn as a semi-professional league after merging with the Korea National League.
The 2008 K3 League was the second season of amateur K3 League. It consisted of two regular stage and final playoffs. The winners of each stage and the top two clubs of the overall table qualified for the league playoffs and the 2009 Korean FA Cup. The fifth-placed team also qualified for the Korean FA Cup.
The 2010 K3 League was the fourth season of amateur K3 League. The participating clubs were divided into two groups, and the winners and runners-up of both groups qualified for the championship playoffs. All clubs had interleague play once after playing home and away season in each group. Jeonju Ongoeul withdrew from the league, but Chuncheon FC and Yeonggwang FC joined the league.
The K League decentralization policy in 1995 was a policy of moving K League clubs located in Seoul to other regions. It was an effort by the Government of South Korea and the K League Federation to increase popularity of football nationwide before the 2002 FIFA World Cup for which they bid. In accordance with it, the three K League clubs, Yukong Elephants, Ilhwa Chunma and LG Cheetahs, moved from Seoul to Bucheon, Cheonan and Anyang, respectively, in 1996.
The 2011 Challengers League was the fifth season of amateur K3 League. In this season, the K3 League was renamed the "Challengers League", and 16 clubs participated after Samcheok Shinwoo Electronics and Yongin Citizen withdrew from the league. The participating clubs were divided into two groups, and the winners and runners-up of both groups qualified for the championship playoffs. All clubs had interleague play once after playing home and away season in each group.
The 2012 Challengers League was the sixth season of amateur K3 League.
The 2013 Challengers League was the seventh season of amateur K3 League. The top three clubs of each group qualified for the championship playoffs after the home and away season of two groups and the interleague play. The first and second-placed team in the overall table advanced to final and semi-final respectively, and the other four clubs advanced to the first round. Bucheon FC 1995 and Namyangju United withdrew from the league, but Gimpo Citizen and Hwaseong FC joined the league. Asan United, which had moved its city to Yesan last year, returned to Asan.
The 2014 Korean FA Cup, known as the 2014 Hana Bank FA Cup, was the 19th edition of the Korean FA Cup. In 2013, South Korea's Ministry of Employment and Labor hosted the National Works Club Championship for the first time, and gave qualifications for the 2014 Korean FA Cup to its top four teams. Seongnam FC became champions and qualified for the 2015 AFC Champions League.
The 2014 K3 Challengers League, known as the Daum K3 Challengers League 2014, was the eighth season of amateur K3 League. The top three clubs of each group qualified for the championship playoffs after the home and away season of two groups and the interleague play. The first and second-placed team in the overall table advanced to final and semi-final respectively, and the other four clubs advanced to the first round. Asan United withdrew from the league, but FC Uijeongbu joined the league.
The 2015 K3 League was the ninth season of amateur K3 League. The top three clubs of each group qualified for the championship playoffs after the home and away season of two groups and the interleague play. The first-placed team in the overall table directly qualified for the final and the other group winners advanced to the semi-final. The interleague games had to have penalty shoot-outs when they were finished as draws, and 0.5 points were awarded for a penalty shootout defeat.
The 2016 Korean FA Cup, known as 2016 KEB Hana Bank FA Cup, was the 21st edition of the Korean FA Cup. Suwon Samsung Bluewings won their fourth FA Cup title after defeating defending champions FC Seoul in the final, and qualified for the 2017 AFC Champions League.
The 2017 K3 League Advanced was the eleventh season of amateur K3 League.
The 2018 Korean FA Cup, known as the 2018 KEB Hana Bank FA Cup, was the 23rd edition of the Korean FA Cup. Daegu FC qualified for the group stage of the 2019 AFC Champions League after becoming eventual champions.
The 2018 K3 League Basic was the second season of the K3 League Basic. Yeoju Sejong and Chungju Citizen joined the league in this season. The top two teams were directly promoted to the K3 League Advanced, and third, fourth and fifth-placed team qualified for the promotion playoffs.
The 2019 Korean FA Cup, known as the 2019 KEB Hana Bank FA Cup, was the 24th edition of the Korean FA Cup.
The 2019 K3 League Advanced was the 13th and last season of amateur K3 League. After the end of the 2019 season, the K3 League was relaunched as a semi-professional league by Korea Football Association (KFA).
The 2019 K3 League Basic was the third and last season of the K3 League Basic. After the 2019 season, amateur K3 Leagues were relaunched as semi-professional leagues in the name of K3 League and K4 League.
The 2022 Korean FA Cup, known as the 2022 Hana 1Q FA Cup due to sponsorship agreement with Hana Bank, was the 27th edition of the Korean FA Cup.
The 2023 K3 League was the third season of the K3 League as a semi-professional league. Its regular season was held from 11 March to 11 November 2023.