| 排名 | 組數 | 水道 | 單 位 | 姓 名 | 成 績 | 分段時間 | 名 次 | 備 註 |
| 1 | 1 | 6 |
高雄市 | 陳思安 齊品寧 楊金桂 徐安 | 03:52.47 | RT:0.73; 50M:28.75, 100M:59.16, 150M:1:27.03, 200M:1:58.37, 250M:2:25.44, 300M:2:55.60, 350M:3:22.68, 400M:3:52.47 | 1 | |
| 2 | 1 | 5 |
臺中市 | 陳俞蓉 張妃婷 張芳語 林姵彣 | 03:54.34 | RT:0.66; 50M:28.27, 100M:58.88, 150M:1:27.22, 200M:1:58.66, 250M:2:26.57, 300M:2:56.59, 350M:3:23.97, 400M:3:54.34 | 2 | |
| 3 | 1 | 4 |
臺北市 | 黃渼茜 韓安齊 劉姵吟 王子翎 | 03:56.26 | RT:0.74; 50M:28.21, 100M:59.62, 150M:1:28.18, 200M:1:58.53, 250M:2:27.22, 300M:2:57.56, 350M:3:25.23, 400M:3:56.26 | 3 | |
| 4 | 1 | 2 |
新北市 | 曾婕娟 楊婕立 陳子安 張伊讓 | 03:58.55 | RT:0.71; 50M:28.46, 100M:59.41, 150M:1:27.77, 200M:1:59.21, 250M:2:27.87, 300M:2:58.95, 350M:3:26.95, 400M:3:58.55 | 4 | |
| 5 | 1 | 3 |
彰化縣 | 林洵雯 程璉如 陳禹晴 葉亞芯 | 04:01.72 | RT:0.80; 50M:28.69, 100M:59.45, 150M:1:29.10, 200M:2:01.04, 250M:2:29.56, 300M:3:02.27, 350M:3:31.15, 400M:4:01.72 | 5 | |
| 6 | 1 | 7 |
新竹市 | 蔣佩君 陳巧穎 李宥彤 謝昕霏 | 04:06.62 | RT:0.86; 50M:30.26, 100M:1:01.84, 150M:1:30.90, 200M:2:02.08, 250M:2:31.50, 300M:3:03.92, 350M:3:33.53, 400M:4:06.62 | 6 | |
| 7 | 1 | 1 |
屏東縣 | 郭芮安 王如庭 陳琪 李彥妮 | 04:10.83 | RT:0.68; 50M:28.93, 100M:1:00.29, 150M:1:30.23, 200M:2:02.72, 250M:2:34.51, 300M:3:09.62, 350M:3:38.61, 400M:4:10.83 | 7 | |
| 8 | 1 | 8 |
桃園市 | 傅苡玲 張大育 呂宜靜 李若伶 | 04:22.17 | RT:0.90; 50M:31.44, 100M:1:05.10, 150M:1:36.95, 200M:2:11.72, 250M:2:42.63, 300M:3:16.17, 350M:3:47.27, 400M:4:22.17 | 8 | |