KDP categories · Top KDP authors
Karen Harper: Amazon KDP author data
As of Nov 6, 2026, Karen Harper has 10 books on Amazon, 3 of them on a best-seller list in the last 30 days (best rank #14), mostly in Biographical & Autofiction, Tudor, Biographical.
| Median price | $14.99 |
|---|---|
| Price range (middle 50%) | $12.78 – $30.91 |
| Median reviews | 488 |
| Total reviews | 17,281 |
| New books (30 days) | 0 |
| Breakout books (30 days) | 0 |
What stands out
- Median price $14.99, 81% above the median of their main category, Biographical & Autofiction.
Karen Harper's best-ranked books
-
American Duchess: A Gilded Age Historical Romance of a Duke and an American Heiress
by Karen Harper
- Price$13.99
- Rating4.3
- Reviews5,840
- Published2019-02
-
The Queen's Secret: A Novel of England's World War II Queen
by Karen Harper
- Price$14.99
- Rating4.2
- Reviews3,037
-
The Last Boleyn: A Novel
by Karen Harper
- Price$36.19
- Rating4.4
- Reviews1,500
-
American Duchess: A Novel of Consuelo Vanderbilt
by Karen Harper
- Price$0
- Rating4.3
- Reviews5,841
-
Deep in the Alaskan Woods (The Alaska Wild Novels Book 1)
by Karen Harper
- Price$0
- Rating4.2
- Reviews936
-
Dark Angel (Maplecreek Amish Trilogy #3)
by Karen Harper
- Price$25.64
- Rating4.7
- Reviews39
- Published2005-01
-
Dark Angel (A Maplecreek Amish Novel, 3)
by Karen Harper
- Price$11.56
- Rating4.7
- Reviews39
- Published2011-04
-
Dark Harvest (A Maplecreek Amish Novel, 2)
by Karen Harper
- Price$39.91
- Rating4.5
- Reviews37
- Published2010-12
-
Collins Cambridge IGCSE™ – Cambridge IGCSE™ English as a Second Language Workbook
by Karen Harper
- Price-
- Rating4.2
- Reviews10
- Published2022-05
-
Suspense Magazine December 2013
by Karen Harper
- Price$0.99
- Rating3.5
- Reviews2
- Published2013-12
Main categories
FAQ
How many books does Karen Harper have on Amazon?
KDPTop tracks 10 of their books; 3 made an Amazon list in the last 30 days.
Which categories does Karen Harper publish in?
Their books chart most often in Biographical & Autofiction, Tudor, Biographical.
How does Karen Harper price their books?
The median price is $14.99; half of the books cost $12.78–$30.91.
Has Karen Harper released new books recently?
0 new books in the last 30 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.