Primera División   M. W D L goals
  at home 10 1 2 7 7 : 19
  Away 11 0 1 10 4 : 23
  21 1 3 17 11 : 42
Cup   M. W D L goals
  Away 2 0 1 1 0 : 2
  2 0 1 1 0 : 2
overall   M. W D L goals
  at home 10 1 2 7 7 : 19
  Away 13 0 2 11 4 : 25
  Neutral Place 0 0 0 0 0 : 0
  23 1 4 18 11 : 44
Primera División
2024 Apertura 9. Round Boston River - Peñarol 1:3 (1:2)
2023 Clausura 3. Round Boston River - Peñarol 0:1 (0:0)
2023 Intermedio Group A Peñarol - Boston River 2:1 (2:0)
2023 Apertura 3. Round Peñarol - Boston River 1:0 (1:0)
2022 Clausura 13. Round Boston River - Peñarol 2:1 (1:0)
2022 Apertura 13. Round Peñarol - Boston River 1:0 (1:0)
2021 Clausura 3. Round Boston River - Peñarol 2:5 (1:2)
2021 Apertura 3. Round Peñarol - Boston River 5:2 (2:1)
2020 Clausura 5. Round Boston River - Peñarol 1:2 (0:0)
2020 Intermedio Group B Peñarol - Boston River 2:0 (1:0)
2020 Apertura 5. Round Peñarol - Boston River 2:0 (0:0)
2019 Clausura 7. Round Peñarol - Boston River 1:0 (0:0)
2019 Intermedio 1. Round Peñarol - Boston River 4:0 (2:0)
2019 Apertura 7. Round Boston River - Peñarol 0:4 (0:0)
2018 Clausura 6. Round Boston River - Peñarol 1:2 (0:0)
2018 Intermedio 1. Round Peñarol - Boston River 3:0 (1:0)
2018 Apertura 6. Round Peñarol - Boston River 2:1 (1:0)
2017 Clausura 3. Round Boston River - Peñarol 0:1 (0:0)
2017 Intermedio 2. Round Boston River - Peñarol 0:0 (0:0)
2017 Apertura 3. Round Peñarol - Boston River 0:0 (0:0)
2016 4. Round Boston River - Peñarol 0:0 (0:0)
Cup
2023 Round of 16 Peñarol - Boston River 2:0 (0:0)
2022 Round of 16 Peñarol - Boston River 4:3 (0:0, 0:0, 0:0) pso

For games that were decided on penalties the score after 120 minutes will be included in the ranking