Understanding Reading Time and Speed
Reading speed varies enormously from person to person, and even for the same person depending on the type of material. The average adult reads silently at around 238 words per minute (wpm) β a figure derived from multiple academic studies including research by Brysbaert (2019) which analyzed data from 190 studies involving 18,573 participants.
However, this average masks significant variation. A college student studying technical material might read at 150 wpm with high retention, while a professional speed reader skimming business reports might hit 600 wpm while capturing only the key points. Neither is "better" β they serve different purposes.
What Affects Reading Speed?
Familiarity with vocabulary is the single biggest driver. Reading in your native language about familiar topics is dramatically faster than technical or unfamiliar material. A doctor reading a medical journal reads faster than a layperson reading the same article.
Sub-vocalization β mentally "saying" words as you read β limits most people to about 130β150 wpm (speaking speed). Learning to reduce sub-vocalization is a key technique in speed reading courses, though some researchers argue it actually aids comprehension for complex text.
Eye fixations and regressions also matter. Skilled readers take fewer fixations per line and rarely regress (re-read words). Poor lighting, small fonts, and unfamiliar formatting all increase regressions.
How Accurate Is the 275 Words Per Page Estimate?
The commonly cited "275 words per page" is an average for standard trade paperbacks with typical 12-point font and margins. Actual counts vary from ~200 words (large-print editions) to ~450 words (dense academic texts). If you need precision, word count is always better β most word processors and e-readers provide exact counts.
Speed Reading: Fact vs. Fiction
Speed reading courses often claim you can read at 1,000β2,000 wpm with full comprehension. Research doesn't support this. A 2016 analysis in Psychological Science in the Public Interest found that as speed increases beyond 400 wpm, comprehension drops significantly. What changes is what you do with the text β at very high speeds you're essentially skimming.
That said, training to reduce unnecessary regressions and improve eye movement efficiency can genuinely improve speed from, say, 200 wpm to 300 wpm without sacrificing comprehension β about a 50% improvement that compounds dramatically over a year of reading.
Building a Reading Habit
Research on habit formation suggests that even 20β30 minutes of daily reading yields significant benefits. At 238 wpm, 30 minutes = 7,140 words per day. Over a year, that's over 2.6 million words β roughly 29 average novels. Dedicated readers who read for an hour per day can realistically finish 50+ books per year.