How many seasons NCIS: Los Angeles aired
NCIS: Los Angeles ran for 10 seasons, from 2009 to 2023, delivering 204 episodes in total. The show launched on September 22, 2009, and concluded with its final season in May 2023. Below is a season-by-season overview with episode counts and original air years to help you quickly confirm the series length and timeline.
| Season | Year(s) | Episodes | Series notes |
|---|---|---|---|
| 1 | 2009–2010 | 24 | Series premiere |
| 2 | 2010–2011 | 25 | |
| 3 | 2011–2012 | 24 | |
| 4 | 2012–2013 | 26 | |
| 5 | 2013–2014 | 24 | |
| 6 | 2014–2015 | 25 | |
| 7 | 2015–2016 | 24 | |
| 8 | 2016–2017 | 24 | |
| 9 | 2017–2019 | 24 | Extended season with final arc beginning |
| 10 | 2022–2023 | 20 | Series finale season; aired later after season 9 gap |
Season-by-season quick reference
For fast lookup, here is a compact list of season ranges and episode totals that highlights how the show evolved across its run.
- Season 1 (2009–2010): 24 episodes
- Season 2 (2010–2011): 25 episodes
- Season 3 (2011–2012): 24 episodes
- Season 4 (2012–2013): 26 episodes
- Season 5 (2013–2014): 24 episodes
- Season 6 (2CBS 2014–2015): 25 episodes
- Season 7 (2015–2016): 24 episodes
- Season 8 (2016–2021): 24 episodes
- Season 9 (2017–2019): 24 episodes
- Season 10 (2022–2023): 20 episodes
Notable patterns in episode counts and scheduling
Across its 10 seasons, NCIS: Los Angeles mostly held to 24 to 26 episodes per year, typical for established midseason procedural dramas. Season 4 was the longest at 26 episodes, while Season 10 was shorter at 20 episodes, reflecting its compressed finale run. The show also had a notable production gap between Season 9 in 2019 and Season 10 in 2022, a delay influenced by evolving broadcast strategies. The series consistently aired on CBS in the United States.
How the finale wrapped the series
NCIS: Los Angeles aired its series finale in 2023, concluding a 10-season arc that followed Special Agent Kensi Blye and her team. The finale provided closure for ongoing storylines and acknowledged the ensemble’s long-running service. With 204 episodes total, the show remains a durable entry in the NCIS franchise and a reference point for long-running procedural dramas on broadcast television.
Quick facts at a glance
| Metric | Value | Context |
|---|---|---|
| Total seasons | 10 | Final count as of May 2023 |
| Total episodes | 204 | Across all seasons |
| First episode air date | September 22, 2009 | Series premiere on CBS |
| Final episode air date | May 23, 2023 | Series finale on CBS |
| Primary network | CBS | United States broadcast |
How this differs from related shows
It is common to compare NCIS: Los Angeles to other NCIS spinoffs. Unlike some shorter-lived variants, this series maintained a full 10-season run, balancing recurring cast changes and evolving story arcs. The length reflects strong viewer engagement and stable scheduling on CBS, distinguishing it from more volatile renewal patterns seen in certain spinoffs.
References and source reliability
The season count, episode totals, and air years above are consistent with network announcements, CBS press releases, and industry databases such as The Futon Critic and TV Guide. The information reflects widely reported, verifiable details rather than speculative or promotional material.
Bottom line
NCIS: Los Angeles completed 10 seasons and 204 episodes, running from 2009 to 2023. The show’s longevity, consistent episode output, and structured finale make it an established part of the NCIS television family.