Battlestar Galactica Episode Ratings Heatmap
2004 · 4 Seasons · 73 Episodes · Overall Score: 7.8/10 (13 rated)
Season 1 holds the highest collective average score across the series.
Season 1 Details →Lowest score variance (σ = 0.37), maintaining an average of 7.8.
Complete Episode Rating Matrix
Interactive score chart by season and episode number. Darker green indicates higher ratings; amber and red denote lower reception.
| Episode | Season 1 | Season 2 | Season 3 | Season 4 |
|---|---|---|---|---|
| Ep 1 | 8.2 | – | – | – |
| Ep 2 | 7.6 | – | – | – |
| Ep 3 | 7.4 | – | – | – |
| Ep 4 | 7.6 | – | – | – |
| Ep 5 | 7.7 | – | – | – |
| Ep 6 | 7.4 | – | – | – |
| Ep 7 | 7.5 | – | – | – |
| Ep 8 | 7.9 | – | – | – |
| Ep 9 | 7.4 | – | – | – |
| Ep 10 | 8.1 | – | – | – |
| Ep 11 | 7.6 | – | – | – |
| Ep 12 | 8.1 | – | – | – |
| Ep 13 | 8.6 | – | – | – |
| Ep 14 | – | – | – | – |
| Ep 15 | – | – | – | – |
| Ep 16 | – | – | – | – |
| Ep 17 | – | – | – | – |
| Ep 18 | – | – | – | – |
| Ep 19 | – | – | – | – |
| Ep 20 | – | – | – | – |
| Season Avg | 7.8 | – | – | – |
Ratings Analysis & Trajectory
Across 4 seasons and 73 episodes, Battlestar Galactica has earned an overall series rating of 7.8 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 13 ("Kobol's Last Gleaming (2)"), rated at an extraordinary 8.6/10 with 43 ratings. Conversely, the lowest-rated installment is Season 1, Episode 9 ("Tigh Me Up, Tigh Me Down"), landing at 7.4/10.
The most precipitous single-episode shift occurred in Season 1 between Episode 1 ("33", 8.2) and Episode 2 ("Water", 7.6), a swing of 0.6 points.
Top 10 Highest Rated Episodes of Battlestar Galactica
| Rank | Episode | Title | Score | Votes | Air Date |
|---|---|---|---|---|---|
| #1 | Season 1, Ep 13 | Kobol's Last Gleaming (2) | 8.6 | 43 | Jan 24, 2005 |
| #2 | Season 1, Ep 1 | 33 | 8.2 | 58 | Oct 18, 2004 |
| #3 | Season 1, Ep 12 | Kobol's Last Gleaming (1) | 8.1 | 42 | Jan 17, 2005 |
| #4 | Season 1, Ep 10 | The Hand of God | 8.1 | 41 | Jan 3, 2005 |
| #5 | Season 1, Ep 8 | Flesh and Bone | 7.9 | 41 | Dec 6, 2004 |
| #6 | Season 1, Ep 5 | You Can't Go Home Again | 7.7 | 45 | Nov 15, 2004 |
| #7 | Season 1, Ep 2 | Water | 7.6 | 49 | Oct 25, 2004 |
| #8 | Season 1, Ep 4 | Act of Contrition | 7.6 | 45 | Nov 8, 2004 |
| #9 | Season 1, Ep 11 | Colonial Day | 7.6 | 39 | Jan 10, 2005 |
| #10 | Season 1, Ep 7 | Six Degrees of Separation | 7.5 | 39 | Nov 29, 2004 |