KDP categories · Top KDP authors
Mary Cain: Amazon KDP author data
As of Nov 6, 2026, Mary Cain has 2 books on Amazon, 2 of them on a best-seller list in the last 30 days (best rank #4), mostly in Teenagers, Running & Jogging, Biographies.
2Books on Amazon
2Listed in 30 days
4.4Average rating
| Median price | $15.46 |
|---|---|
| Price range (middle 50%) | $15.22 – $15.70 |
| Median reviews | 464 |
| Total reviews | 928 |
| New books (30 days) | 0 |
| Breakout books (30 days) | 0 |
What stands out
- Median price $15.46, 28% above the median of their main category, Teenagers.
Mary Cain's best-ranked books
-
This Is Not About Running: A Memoir
by Mary Cain
- Price$15.93
- Rating4.4
- Reviews464
- Published2026-04
-
This Is Not About Running: A Memoir
by Mary Cain
- Price$14.99
- Rating4.4
- Reviews464
Main categories
FAQ
How many books does Mary Cain have on Amazon?
KDPTop tracks 2 of their books; 2 made an Amazon list in the last 30 days.
Which categories does Mary Cain publish in?
Their books chart most often in Teenagers, Running & Jogging, Biographies.
How does Mary Cain price their books?
The median price is $15.46; half of the books cost $15.22–$15.70.
Has Mary Cain 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.