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20th Century (Teen & Young Adult › Education & Reference › History › United States, Kindle eBooks): Amazon KDP category data
Amazon Kindle eBooks Best Sellers data for 20th Century (Teen & Young Adult › Education & Reference › History › United States, Kindle eBooks), updated Nov 2, 2026: median price $9.74, median 70 reviews, average rating 4.5 and a KDPTop opportunity score of 17/100 (highly competitive).
| Price range (middle 50%) | $6.99 – $11.43 |
|---|---|
| Average rating | 4.5 |
| New releases (90 days) | 1% |
| Books on the list | 100 |
| Store | Kindle eBooks |
What stands out
- Only 1% of its best sellers are under 90 days old, fewer than in 97% of Kindle eBooks categories: established titles hold the list.
Top 10 20th Century best sellers
-
Black Birds in the Sky: The Story and Legacy of the 1921 Tulsa Race Massacre
by Brandy Colbert
- List rank#1
- Price$2.99
- Rating4.5
- Reviews227
-
Farewell to Manzanar
by Jeanne Wakatsuki Houston
- List rank#2
- Price$10.99
- Rating4.5
- Reviews2,637
-
Death in the Jungle: Murder, Betrayal, and the Lost Dream of Jonestown
- List rank#3
- Price$11.99
- Rating4.4
- Reviews79
-
The Day the World Went Nuclear: Dropping the Atom Bomb and the End of World War II in the Pacific
- List rank#4
- Price$14.99
- Rating4.6
- Reviews1,251
-
Unequal: A Story of America
by Michael Eric Dyson
- List rank#5
- Price$1.99
- Rating4.8
- Reviews229
-
The Finest Hours (Young Readers Edition): The True Story of a Heroic Sea Rescue (True Rescue Series)
- List rank#6
- Price$8.99
- Rating4.6
- Reviews2,807
-
Most Dangerous: Daniel Ellsberg and the Secret History of the Vietnam War (National Book Award Finalist) (Bccb Blue Ribbon Nonfiction Book Award (Awards))
- List rank#7
- Price$11.99
- Rating4.6
- Reviews569
-
Hick: The trailblazing journalist who captured Eleanor Roosevelt's heart
by Sarah Miller
- List rank#8
- Price$12.99
- Rating4.9
- Reviews29
-
Jane Against the World: Roe v. Wade and the Fight for Reproductive Rights
by Karen Blumenthal
- List rank#9
- Price$9.02
- Rating4.7
- Reviews111
-
Flesh and Blood So Cheap: The Triangle Fire and Its Legacy
by Albert Marrin
- List rank#10
- Price$8.99
- Rating4.1
- Reviews134
FAQ
Is 20th Century a good niche for Amazon KDP?
Its KDPTop opportunity score is 17/100, which makes it highly competitive. The median best seller has 70 reviews and sells for $9.74.
How many reviews do you need to rank in 20th Century?
The median best seller has 70 reviews, and 58% of them have fewer than 100.
What do 20th Century best sellers cost?
The median price is $9.74; half of the best sellers are priced between $6.99 and $11.43.
Can new books break into 20th Century?
1% 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.