| Changhua County | |
| Type: | 4 Single-member |
| Parl Name: | Legislative Yuan |
| Region Label: | District(s) |
| Region: | Changhua County |
| Elects Howmany: | 4 |
| Electorate: | 1,031,222 |
| Year: | 2008 |
Changhua County legislative districts consist of 4 single-member constituencies, each represented by a member of the Republic of China Legislative Yuan.
| Election | Changhua County 1 | Changhua County 2 | Changhua County 3 | Changhua County 4 | ||||
|---|---|---|---|---|---|---|---|---|
| 2008 7th | Chen Hsiu-ching | |||||||
| 2012 8th | Wang Huei-mei (2012-2018) | Wei Ming-ku (2012-2014) | ||||||
| 2015 | Chen Su-yueh | |||||||
| 2016 9th | Huang Hsiu-fang | |||||||
| 2019 | Ko Cheng-fang | |||||||
| 2020 10th | Chen Hsiu-pao | Hsieh Yi-fong | ||||||
| 2024 11th | ||||||||
Wang Huei-mei resigned in 2018 after elected Changhua County magistrate.
| 2020 Legislative election | ||||||||
|---|---|---|---|---|---|---|---|---|
| Elected | Runner-up | |||||||
| Incumbent | Constituency | Candidate | Party | Votes (%) | Candidate | Party | Votes (%) | |
| Kuomintang Ko Cheng-fang | Changhua County Constituency 1 | Chen Hsiu-pao | DPP | 52.03% | Ko Cheng-fang | Kuomintang | 47.97% | |
| DPP Huang Hsiu-fang | Changhua County Constituency 2 | DPP | 45.11% | Chang Han-tien | Kuomintang | 42.48% | ||
| DPPHung Chin-yi | Changhua County Constituency 3 | Hsieh Yi-fong | Kuomintang | 51.15% | Hung Chin-yi | DPP | 43.79% | |
| DPP Chen Su-yueh | Changhua County Constituency 4 | DPP | 53.42% | Hsiao Ching-tien | Kuomintang | 40.48% | ||
| 2016 Legislative election[2] | ||||||||
|---|---|---|---|---|---|---|---|---|
| Elected | Runner-up | |||||||
| Incumbent | Constituency | Candidate | Party | Votes (%) | Candidate | Party | Votes (%) | |
| Kuomintang Wang Huei-mei | Changhua County Constituency 1 | Wang Huei-mei | Kuomintang | 56.20% | DPP | 43.80% | ||
| Kuomintang | Changhua County Constituency 2 | DPP | 45.07% | Kuomintang | 40.02% | |||
| Kuomintang | Changhua County Constituency 3 | DPP | 44.58% | Kuomintang | 40.95% | |||
| DPP Chen Su-yueh | Changhua County Constituency 4 | Chen Su-yueh | DPP | 57.24% | Kuomintang | 42.76% | ||