Pretty Little Liars Episode Ratings Heatmap
2010 · 5 Seasons · 121 Episodes · Overall Score: 7.4/10 (22 rated)
Season 1 holds the highest collective average score across the series.
Season 1 Details →Lowest score variance (σ = 0.34), maintaining an average of 7.4.
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 | Season 5 |
|---|---|---|---|---|---|
| Ep 1 | 6.6 | – | – | – | – |
| Ep 2 | 7.2 | – | – | – | – |
| Ep 3 | 7.2 | – | – | – | – |
| Ep 4 | 7.7 | – | – | – | – |
| Ep 5 | 7.8 | – | – | – | – |
| Ep 6 | 7.3 | – | – | – | – |
| Ep 7 | 7.3 | – | – | – | – |
| Ep 8 | 7.5 | – | – | – | – |
| Ep 9 | 7.1 | – | – | – | – |
| Ep 10 | 7.9 | – | – | – | – |
| Ep 11 | 7.8 | – | – | – | – |
| Ep 12 | 7.4 | – | – | – | – |
| Ep 13 | 7.3 | – | – | – | – |
| Ep 14 | 7.2 | – | – | – | – |
| Ep 15 | 7.3 | – | – | – | – |
| Ep 16 | 7.3 | – | – | – | – |
| Ep 17 | 6.9 | – | – | – | – |
| Ep 18 | 7.2 | – | – | – | – |
| Ep 19 | 7.8 | – | – | – | – |
| Ep 20 | 7.0 | – | – | – | – |
| Ep 21 | 7.9 | – | – | – | – |
| Ep 22 | 7.5 | – | – | – | – |
| Ep 23 | – | – | – | – | – |
| Ep 24 | – | – | – | – | – |
| Ep 25 | – | – | – | – | – |
| Ep 26 | – | – | – | – | – |
| Season Avg | 7.4 | – | – | – | – |
Ratings Analysis & Trajectory
Across 5 seasons and 121 episodes, Pretty Little Liars has earned an overall series rating of 7.4 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 10 ("Keep Your Friends Close"), rated at an extraordinary 7.9/10 with 15 ratings. Conversely, the lowest-rated installment is Season 1, Episode 1 ("Pilot"), landing at 6.6/10.
The most precipitous single-episode shift occurred in Season 1 between Episode 19 ("A Person of Interest", 7.8) and Episode 20 ("Someone to Watch Over Me", 7), a swing of 0.8 points.
Top 10 Highest Rated Episodes of Pretty Little Liars
| Rank | Episode | Title | Score | Votes | Air Date |
|---|---|---|---|---|---|
| #1 | Season 1, Ep 10 | Keep Your Friends Close | 7.9 | 15 | Aug 10, 2010 |
| #2 | Season 1, Ep 21 | Monsters in the End | 7.9 | 12 | Mar 14, 2011 |
| #3 | Season 1, Ep 5 | Reality Bites Me | 7.8 | 16 | Jul 6, 2010 |
| #4 | Season 1, Ep 11 | Moments Later | 7.8 | 13 | Jan 3, 2011 |
| #5 | Season 1, Ep 19 | A Person of Interest | 7.8 | 12 | Feb 28, 2011 |
| #6 | Season 1, Ep 4 | Can You Hear Me Now | 7.7 | 16 | Jun 29, 2010 |
| #7 | Season 1, Ep 8 | Please, Do Talk About Me When I'm Gone | 7.5 | 16 | Jul 27, 2010 |
| #8 | Season 1, Ep 22 | For Whom the Bell Tolls | 7.5 | 13 | Mar 21, 2011 |
| #9 | Season 1, Ep 12 | Salt Meets Wound | 7.4 | 13 | Jan 10, 2011 |
| #10 | Season 1, Ep 6 | There's No Place Like Homecoming | 7.3 | 17 | Jul 13, 2010 |