KDP categories · Top KDP authors
Adult (Education, Books): Amazon KDP category data
Amazon Books Best Sellers data for Adult (Education, Books), updated Nov 2, 2026: median price $13.79, median 1,007 reviews, average rating 4.8 and a KDPTop opportunity score of 31/100 (highly competitive).
| Price range (middle 50%) | $9.86 – $22.79 |
|---|---|
| Average rating | 4.8 |
| New releases (90 days) | 7% |
| Books on the list | 100 |
| Store | Books |
What stands out
- Its review barrier is higher than in 85% of Books categories: the median best seller has 1,007 reviews, so new books need time to build up.
- Prices spread wide: the middle half runs from $9.86 to $22.79, so budget editions and premium or boxed sets sell side by side.
Top 10 Adult best sellers
-
The Case for Christ: A Journalist's Personal Investigation of the Evidence for Jesus (Case for ... Series)
by Lee Strobel
- List rank#1
- Price$10.48
- Rating4.8
- Reviews15,801
-
Systematic Theology, Second Edition: An Introduction to Biblical Doctrine
- List rank#2
- Price$27.25
- Rating4.8
- Reviews2,602
-
No More Boring Bible Study: Why Taking Scripture Seriously Is Easier and More Exciting Than You Think
by Faith Womack
- List rank#3
- Price$9.50
- Rating4.6
- Reviews1,469
-
Twelve Ordinary Men: How the Master Shaped His Disciples for Greatness, and What He Wants to Do with You (Faithful Lives Series)
- List rank#4
- Price$7.12
- Rating4.8
- Reviews5,921
-
-
Twelve Extraordinary Women: How God Shaped Women of the Bible, and What He Wants to Do with You (Faithful Lives Series)
- List rank#6
- Price$9.99
- Rating4.7
- Reviews4,939
-
The Bible, Simplified: Learn the Story, Live the Story (A Christian Guide to Help You Understand the Meaning and the Message of Scripture)
by Zach Windahl
- List rank#7
- Price$17.13
- Rating4.8
- Reviews1,139
-
The Pilgrim's Progress: A Readable Modern-Day Version of John Bunyan’s Pilgrim’s Progress (Revised and easy-to-read) (The Pilgrim's Progress Series)
by John Bunyan
- List rank#8
- Price$11.37
- Rating4.8
- Reviews4,191
-
How to Read the Bible for All Its Worth: Fourth Edition
- List rank#9
- Price$7.94
- Rating4.7
- Reviews3,149
-
The Circle Maker: Praying Circles Around Your Biggest Dreams and Greatest Fears
- List rank#10
- Price$8.71
- Rating4.8
- Reviews8,812
Same niche in Kindle eBooks: Adult
FAQ
Is Adult a good niche for Amazon KDP?
Its KDPTop opportunity score is 31/100, which makes it highly competitive. The median best seller has 1,007 reviews and sells for $13.79.
How many reviews do you need to rank in Adult?
The median best seller has 1,007 reviews, and 10% of them have fewer than 100.
What do Adult best sellers cost?
The median price is $13.79; half of the best sellers are priced between $9.86 and $22.79.
Can new books break into Adult?
7% of the current best sellers were released in the last 90 days.
About this data
Data comes from KDPTop's daily crawl of Amazon's public Best Sellers pages; medians use the latest list. The opportunity score (0–100, higher is easier to enter) combines the review barrier, the share of low-review books, list turnover, new-release share and price.