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MJ Porter: Amazon KDP author data
As of Nov 6, 2026, MJ Porter has 13 books on Amazon, 13 of them on a best-seller list in the last 30 days (best rank #9), mostly in Norse & Icelandic, Viking, Military.
| Median price | $4.99 |
|---|---|
| Price range (middle 50%) | $4.99 – $5.39 |
| Median reviews | 1,028 |
| Total reviews | 11,973 |
| New books (30 days) | 3 |
| Breakout books (30 days) | 1 |
What stands out
- 100% of the catalog made a best-seller list in the last 30 days: the whole backlist sells, not one hit.
- 3 new books in the last 30 days, 1 of them broke into a Best Sellers list.
MJ Porter's best-ranked books
-
Stamford Bridge 1066: A Viking Anthology
by MJ Porter
- Price$4.99
- Rating4.2
- Reviews55
- Published2026-09
-
Warrior of Mercia: The action-packed historical thriller from MJ Porter (The Eagle of Mercia Chronicles Book 3)
by MJ Porter
- Price$4.99
- Rating4.6
- Reviews1,941
-
The Eagle Will Rise: A new action packed historical adventure from MJ Porter (The Sundered Kingdom Book 1)
by MJ Porter
- Price$5.49
- Rating4.4
- Reviews287
-
The Last Viking: England: The First Viking Age (The kingdom of Mercia: The Ninth Century Book 8)
by MJ Porter
- Price$4.99
- Rating4.4
- Reviews554
-
757: A BRAND NEW Dark Ages adventure of power, succession and rivalry from MJ Porter (House of Mercia Book 1)
by MJ Porter
- Price$3.99
- Rating4.5
- Reviews363
-
The Last Warrior: England The First Viking Age - the second book in the bloody and brutal action-packed historical fiction series from MJ Porter (The kingdom of Mercia: The Ninth Century 2)
by MJ Porter
- Price$5.39
- Rating4.3
- Reviews1,578
-
The Last Enemy: England The First Viking Age - the fourth book in the bloody and brutal action-packed historical fiction series from MJ Porter (The kingdom of Mercia: The Ninth Century 4)
by MJ Porter
- Price$5.39
- Rating4.4
- Reviews1,288
-
The Last Seven: England: The First Viking Age (The kingdom of Mercia: The Ninth Century Book 7)
by MJ Porter
- Price$5.29
- Rating4.6
- Reviews937
-
The Last King: England The First Viking Age - the first book in the bloody and brutal action-packed epic historical fiction series from MJ Porter (The kingdom of Mercia: The Ninth Century 1)
by MJ Porter
- Price$2.99
- Rating4.2
- Reviews2,400
-
The Last Sword: England: The First Viking Age (The kingdom of Mercia: The Ninth Century Book 5)
by MJ Porter
- Price$5.29
- Rating4.4
- Reviews1,118
Main categories
FAQ
How many books does MJ Porter have on Amazon?
KDPTop tracks 13 of their books; 13 made an Amazon list in the last 30 days.
Which categories does MJ Porter publish in?
Their books chart most often in Norse & Icelandic, Viking, Military.
How does MJ Porter price their books?
The median price is $4.99; half of the books cost $4.99–$5.39.
Has MJ Porter released new books recently?
3 new books in the last 30 days, 1 of which reached a Best Sellers list.
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.