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Science Fiction (Children's Books › Science Fiction & Fantasy, Books): Amazon KDP category data
Amazon Books Best Sellers data for Science Fiction (Children's Books › Science Fiction & Fantasy, Books), updated Nov 3, 2026: median price $8.99, median 1,181 reviews, average rating 4.7 and a KDPTop opportunity score of 28/100 (highly competitive).
| Price range (middle 50%) | $6.56 – $13.48 |
|---|---|
| Average rating | 4.7 |
| New releases (90 days) | 4% |
| Books on the list | 100 |
| Store | Books |
What stands out
- Its median reviews are 12% of the parent category Science Fiction & Fantasy (9,549), one of the easier corners under it.
- At $8.99 its median price is below 94% of Books categories, so it is a volume game.
- Its review barrier is higher than in 87% of Books categories: the median best seller has 1,181 reviews, so new books need time to build up.
Top 10 Science Fiction best sellers
-
Catching Fire: The Hunger Games, Book 2
- List rank#1
- Price$18.39
- Rating4.7
- Reviews87,733
-
Wildwood: A Fantastical Adventure and Basis for the LAIKA Film (Wildwood Chronicles Book 1)
by Colin Meloy
- List rank#2
- Price$11.99
- Rating4.4
- Reviews1,386
-
-
The Giving Tree
- List rank#4
- Price$10.48
- Rating4.8
- Reviews37,182
-
Don't Trust Fish
by Neil Sharpson
- List rank#5
- Price$10.56
- Rating4.7
- Reviews637
-
Marvel - I'm Ready to Read with Spider-Man - Interactive Read-Along Sound Book - Great for Early Readers - PI Kids
by PI Kids
- List rank#6
- Price$9.13
- Rating4.8
- Reviews4,119
-
The Hunger Games (Hunger Games Trilogy, Book 1)
- List rank#7
- Price$9.99
- Rating4.7
- Reviews108,996
-
A Wrinkle in Time: (Newbery Medal Winner)
- List rank#8
- Price$5.80
- Rating4.4
- Reviews31,170
-
What Should Danny Do? (The Power to Choose Series)
by Adir Levy
- List rank#9
- Price$12.52
- Rating4.8
- Reviews25,762
-
Trapped in a Video Game: The Complete Series
by Dustin Brady
- List rank#10
- Price$22.74
- Rating4.8
- Reviews10,216
Subcategories
Same niche in Kindle eBooks: Science Fiction
FAQ
Is Science Fiction a good niche for Amazon KDP?
Its KDPTop opportunity score is 28/100, which makes it highly competitive. The median best seller has 1,181 reviews and sells for $8.99.
How many reviews do you need to rank in Science Fiction?
The median best seller has 1,181 reviews, and 8% of them have fewer than 100.
What do Science Fiction best sellers cost?
The median price is $8.99; half of the best sellers are priced between $6.56 and $13.48.
Can new books break into Science Fiction?
4% 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.