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John Carr: Amazon KDP author data
As of Nov 6, 2026, John Carr has 7 books on Amazon, 7 of them on a best-seller list in the last 30 days (best rank #6), mostly in Ancient, Medieval, Norway.
| Median price | $17.99 |
|---|---|
| Price range (middle 50%) | $8.99 – $21.12 |
| Median reviews | 30 |
| Total reviews | 230 |
| New books (30 days) | 0 |
| Breakout books (30 days) | 0 |
What stands out
- 100% of the catalog made a best-seller list in the last 30 days: the whole backlist sells, not one hit.
- Median price $17.99, 301% above the median of their main category, Ancient.
John Carr's best-ranked books
-
The Knights Hospitaller: A Military History of the Knights of St John
by John Carr
- Price$14.99
- Rating4.4
- Reviews83
-
The Komnene Dynasty: Byzantium's Struggle for Survival, 1057–1185
by John Carr
- Price$2.99
- Rating4.1
- Reviews22
-
The Defence and Fall of Greece, 1940–41
by John Carr
- Price$2.99
- Rating4.2
- Reviews56
-
Fighting Emperors of Byzantium
by John Carr
- Price$17.99
- Rating4.4
- Reviews37
-
The Viking Saint: Olaf II of Norway
by John Carr
- Price$19.99
- Rating4.2
- Reviews16
- Published2022-07
-
Immunopathology (Volume 107) (Advances in Virus Research, Volume 107)
by John Carr
- Price$171
- Reviews-
-
The Viking Saint: Olaf II of Norway
by John Carr
- Price$22.25
- Rating4.2
- Reviews16
Main categories
FAQ
How many books does John Carr have on Amazon?
KDPTop tracks 7 of their books; 7 made an Amazon list in the last 30 days.
Which categories does John Carr publish in?
Their books chart most often in Ancient, Medieval, Norway.
How does John Carr price their books?
The median price is $17.99; half of the books cost $8.99–$21.12.
Has John Carr 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.