| 排名 | 組數 | 水道 | 單 位 | 姓 名 | 成 績 | 分段時間 | 名 次 | 備 註 |
| 1 | 1 | 5 |
臺中市 | 李如羿 廖曼汶 陳俞蓉 林姵彣 | 04:15.81 | RT:0.57; 50M:30.93, 100M:1:06.19, 150M:1:39.13, 200M:2:16.40, 250M:2:44.83, 300M:3:18.32, 350M:3:45.59, 400M:4:15.81 | 1 | |
| 2 | 1 | 4 |
臺北市 | 陳廷 洪潔瑜 程琬容 黃渼茜 | 04:17.20 | RT:0.56; 50M:31.93, 100M:1:06.34, 150M:1:39.22, 200M:2:16.21, 250M:2:45.29, 300M:3:18.23, 350M:3:46.26, 400M:4:17.20 | 2 | |
| 3 | 1 | 6 |
新北市 | 陳思綺 李怡諄 李沂珈 楊婕立 | 04:19.36 | RT:0.67; 50M:31.10, 100M:1:04.47, 150M:1:38.98, 200M:2:17.85, 250M:2:46.58, 300M:3:20.36, 350M:3:48.17, 400M:4:19.36 | 3 | |
| 4 | 1 | 3 |
高雄市 | 徐安 唐凱暄 陳思安 楊金桂 | 04:22.93 | RT:0.63; 50M:31.42, 100M:1:05.82, 150M:1:39.68, 200M:2:19.47, 250M:2:48.93, 300M:3:24.23, 350M:3:51.77, 400M:4:22.93 | 4 | |
| 5 | 1 | 2 |
屏東縣 | 王如庭 陳琪 郭芮安 李彥妮 | 04:34.22 | RT:0.67; 50M:33.15, 100M:1:09.41, 150M:1:48.04, 200M:2:30.78, 250M:3:00.76, 300M:3:35.26, 350M:4:03.62, 400M:4:34.22 | 5 | |
| 6 | 1 | 7 |
新竹市 | 謝昕霏 王云楨 陳巧穎 蔣佩君 | 04:35.17 | RT:0.70; 50M:32.90, 100M:1:08.69, 150M:1:45.64, 200M:2:27.98, 250M:2:59.06, 300M:3:34.24, 350M:4:03.96, 400M:4:35.17 | 6 | |
| 7 | 1 | 1 |
新竹縣 | 蔡文妮 徐苡凌 葉旂 李芯愛 | 04:36.71 | RT:0.70; 50M:32.22, 100M:1:07.81, 150M:1:44.57, 200M:2:25.29, 250M:2:56.36, 300M:3:33.59, 350M:4:03.89, 400M:4:36.71 | 7 | |
| 8 | 1 | 8 |
臺南市 | 戴伊晨 吳雨宸 卓盈佳 方姷頤 | 04:39.05 | RT:0.70; 50M:33.78, 100M:1:10.67, 150M:1:46.12, 200M:2:26.19, 250M:2:56.71, 300M:3:34.54, 350M:4:05.16, 400M:4:39.05 | 8 | |