The Expanse Episode Ratings Heatmap
2015 · 5 Seasons · 56 Episodes · Overall Score: 7.9/10 (10 rated)
Season 1 holds the highest collective average score across the series.
Season 1 Details →Lowest score variance (σ = 0.29), maintaining an average of 7.9.
Complete Episode Rating Matrix
Interactive score chart by season and episode number. Darker green indicates higher ratings; amber and red denote lower reception.
Ratings Analysis & Trajectory
Across 5 seasons and 56 episodes, The Expanse has earned an overall series rating of 7.9 out of 10. The series displays remarkable consistency across its narrative arc, maintaining reliable ratings from premiere to conclusion.
The single highest-rated hour of television in the series is Season 1, Episode 8 ("Salvage"), rated at an extraordinary 8.4/10 with 76 ratings. Conversely, the lowest-rated installment is Season 1, Episode 2 ("The Big Empty"), landing at 7.6/10.
The most precipitous single-episode shift occurred in Season 1 between Episode 4 ("CQB", 8.2) and Episode 5 ("Back to the Butcher", 7.7), a swing of 0.5 points.
Top 10 Highest Rated Episodes of The Expanse
| Rank | Episode | Title | Score | Votes | Air Date |
|---|---|---|---|---|---|
| #1 | Season 1, Ep 8 | Salvage | 8.4 | 76 | Jan 26, 2016 |
| #2 | Season 1, Ep 4 | CQB | 8.2 | 84 | Dec 29, 2015 |
| #3 | Season 1, Ep 10 | Leviathan Wakes | 8.2 | 74 | Feb 2, 2016 |
| #4 | Season 1, Ep 9 | Critical Mass | 7.9 | 77 | Feb 2, 2016 |
| #5 | Season 1, Ep 6 | Rock Bottom | 7.8 | 76 | Jan 12, 2016 |
| #6 | Season 1, Ep 1 | Dulcinea | 7.7 | 156 | Dec 14, 2015 |
| #7 | Season 1, Ep 5 | Back to the Butcher | 7.7 | 78 | Jan 5, 2016 |
| #8 | Season 1, Ep 7 | Windmills | 7.7 | 73 | Jan 19, 2016 |
| #9 | Season 1, Ep 3 | Remember the Cant | 7.6 | 90 | Dec 22, 2015 |
| #10 | Season 1, Ep 2 | The Big Empty | 7.6 | 86 | Dec 15, 2015 |