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20th Century (Teens › Historical Fiction › United States, Books): Amazon KDP category data

Amazon Books Best Sellers data for 20th Century (Teens › Historical Fiction › United States, Books), updated Nov 2, 2026: median price $9.01, median 383 reviews, average rating 4.6 and a KDPTop opportunity score of 24/100 (highly competitive).

24Opportunity / 100
$9.01Median price
383Median reviews
Price range (middle 50%)$7.94 – $13.04
Average rating4.6
New releases (90 days)9%
Books on the list100
StoreBooks

What stands out

  • At $9.01 its median price is below 93% of Books categories, so it is a volume game.
  • Its median reviews are 45% of the parent category United States (852), one of the easier corners under it.
  • Its review barrier is higher than in 73% of Books categories: the median best seller has 383 reviews, so new books need time to build up.

Top 10 20th Century best sellers

  1. The Watsons Go to Birmingham--1963 book cover by Christopher Paul Curtis

    The Watsons Go to Birmingham--1963

    by Christopher Paul Curtis

    • List rank#1
    • Price$6.66
    • Rating4.7
    • Reviews6,029

    View on Amazon · Full data on KDPTop

  2. Truly Devious: A Mystery book cover by Maureen Johnson

    Truly Devious: A Mystery

    by Maureen Johnson

    • List rank#2
    • Price$11.99
    • Rating4.2
    • Reviews8,430

    View on Amazon · Full data on KDPTop

  3. Almost There: A Twisted Tale book cover by Farrah Rochon

    Almost There: A Twisted Tale

    by Farrah Rochon

    • List rank#3
    • Price$13.99
    • Rating4.8
    • Reviews2,100

    View on Amazon · Full data on KDPTop

  4. The Velvet Knife book cover by Maureen Johnson

    The Velvet Knife

    by Maureen Johnson

    • List rank#4
    • Price$22.79
    • Rating4.1
    • Reviews283

    View on Amazon · Full data on KDPTop

  5. Roll of Thunder, Hear My Cry (Puffin Modern Classics) book cover by Mildred D. Taylor

    Roll of Thunder, Hear My Cry (Puffin Modern Classics)

    by Mildred D. Taylor

    • List rank#5
    • Price$7.03
    • Rating4.7
    • Reviews5,159

    View on Amazon · Full data on KDPTop

  6. Uprising book cover by Margaret Peterson Haddix

    Uprising

    by Margaret Peterson Haddix

    • List rank#6
    • Price$8.49
    • Rating4.6
    • Reviews852

    View on Amazon · Full data on KDPTop

  7. The Adventures of Huckleberry Finn: The Original 1884 Unabridged and Complete Edition (Mar book cover by Mark Twain

    The Adventures of Huckleberry Finn: The Original 1884 Unabridged and Complete Edition (Mark Twain Classics)

    by Mark Twain

    • List rank#7
    • Price$0.99
    • Rating4.4
    • Reviews2,558

    View on Amazon · Full data on KDPTop

  8. The Gods Will Sing Our Song book cover by Autumn Krause

    The Gods Will Sing Our Song

    by Autumn Krause

    • List rank#8
    • Price$14.14
    • Rating4.6
    • Reviews115

    View on Amazon · Full data on KDPTop

  9. Bluebird book cover by Sharon Cameron

    Bluebird

    by Sharon Cameron

    • List rank#9
    • Price$7.99
    • Rating4.5
    • Reviews1,126

    View on Amazon · Full data on KDPTop

  10. Blue Beach book cover by Karyn Parsons

    Blue Beach

    by Karyn Parsons

    • List rank#10
    • Price$6.99
    • Rating4.5
    • Reviews8

    View on Amazon · Full data on KDPTop

FAQ

Is 20th Century a good niche for Amazon KDP?

Its KDPTop opportunity score is 24/100, which makes it highly competitive. The median best seller has 383 reviews and sells for $9.01.

How many reviews do you need to rank in 20th Century?

The median best seller has 383 reviews, and 13% of them have fewer than 100.

What do 20th Century best sellers cost?

The median price is $9.01; half of the best sellers are priced between $7.94 and $13.04.

Can new books break into 20th Century?

9% 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.