Reaction Time Ages 30–39
The average reaction time for ages 30–39 is 255 milliseconds. See the full distribution, what's normal for this age, and how to improve.
What 255 ms means for ages 30–39
Very slight decline from the teenage peak, but well within measurement noise. Lifestyle factors like sleep and screen quality matter more than age here.
The 255 millisecond average for ages 30–39 sits at the 46th percentile of the overall adult population. That means the typical ages 30–39 is faster than 46% of all adults. Whether that is a flattering comparison depends on which direction the age curve runs from here — see the ages 20–29 and ages 40–49 groups for context.
How to interpret your own score
If you are in this age group and you scored within 30 ms of 255, you are completely typical — there is nothing to fix. If you scored under 210 ms, you are in the top 5% of your peers, which is genuinely fast. If you scored over 320 ms, you are in the bottom 5%, but before you worry, rule out the usual suspects: fatigue, screen brightness, mouse latency, and any medications you might be taking.
Single results are noisy. Take the test below 3–5 times and look at the average rather than any individual attempt.
Test yourself
See how you compare to the ages 30–39 average of 255 ms.