Podcast Episode Length Guide
Use this table to find how many words you need for any podcast episode length. Based on the average podcast speaking pace of 150 WPM.
| Episode Length | Slow (130 WPM) | Normal (150 WPM) | Fast (170 WPM) |
|---|---|---|---|
| 5 minutes | 650 words | 750 words | 850 words |
| 10 minutes | 1,300 words | 1,500 words | 1,700 words |
| 15 minutes | 1,950 words | 2,250 words | 2,550 words |
| 20 minutes | 2,600 words | 3,000 words | 3,400 words |
| 30 minutes | 3,900 words | 4,500 words | 5,100 words |
| 45 minutes | 5,850 words | 6,750 words | 7,650 words |
| 60 minutes | 7,800 words | 9,000 words | 10,200 words |
| 90 minutes | 11,700 words | 13,500 words | 15,300 words |
| 2 hours | 15,600 words | 18,000 words | 20,400 words |
How Long Should a Podcast Episode Be?
Podcast episode length depends on your format, audience, and content type. There is no single right answer — but there are clear patterns from successful shows.
Daily news and briefing podcasts (10–20 minutes)
The most popular daily podcasts — The Daily, Up First, Global News — run 10–20 minutes. Listeners consume these during commutes or morning routines. Every minute of content must be essential. At 150 WPM, a 15-minute daily episode is approximately 2,250 words.
Solo educational and narrative podcasts (20–40 minutes)
Educational solo shows perform best in the 20–35 minute range. This is long enough to develop an idea thoroughly but short enough to maintain attention without a guest to vary the dynamic. Freakonomics Radio, Revisionist History, and Radiolab typically run 30–45 minutes.
Interview podcasts (45–75 minutes)
Conversational interview formats have more flexibility. Listeners who enjoy your guests will stay for longer episodes. The Joe Rogan Experience runs 2–3 hours, but most successful interview podcasts target 45–60 minutes. This range allows a genuine conversation arc without outstaying its welcome.
True crime and storytelling podcasts (30–60 minutes)
Narrative storytelling formats work best when episode length matches the natural arc of the story — not an arbitrary target. Serial's breakout first season averaged 35–52 minutes per episode.
Podcast Speaking Speed — What's Normal?
| Show Type | Typical WPM | Feel |
|---|---|---|
| Narrative / storytelling | 120–140 WPM | Deliberate, atmospheric |
| Educational solo show | 130–150 WPM | Clear, teacherly |
| Interview / conversational | 140–160 WPM | Natural, engaging |
| Comedy / entertainment | 150–180 WPM | Fast, energetic |
| News / daily briefing | 160–180 WPM | Brisk, professional |
Why Timing Your Podcast Matters
Consistent episode length builds loyal listeners
Audiences plan listening time around expected episode lengths. If your show consistently delivers 25-minute episodes, listeners know they can fit one in during their lunch break. Variable lengths — sometimes 20 minutes, sometimes 55 — make it harder for listeners to build a habit around your show.
Sponsors pay by the episode — length affects CPM
Podcast advertising rates (CPM — cost per thousand downloads) are often tied to episode length. Mid-roll ads require a minimum episode length. Knowing your episode duration before recording helps you plan sponsor integrations and ensure you hit the minimum length requirements for your ad slots.
Editing time scales with raw recording length
Tighter scripting and pre-production timing means shorter, cleaner raw recordings — which means significantly less editing time. A 45-minute recording that runs close to your target produces a cleaner finished episode than 90 minutes of meandering that needs heavy cutting.