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Natural Law (Legal Theory & Systems, Books): Amazon KDP category data
Amazon Books Best Sellers data for Natural Law (Legal Theory & Systems, Books), updated Nov 2, 2026: median price $23.75, median 8 reviews, average rating 4.5 and a KDPTop opportunity score of 31/100 (highly competitive).
| Price range (middle 50%) | $14.50 – $39.95 |
|---|---|
| Average rating | 4.5 |
| New releases (90 days) | 4% |
| Books on the list | 100 |
| Store | Books |
What stands out
- Its median reviews are 5% of the parent category Legal Theory & Systems (174), one of the easier corners under it.
- Its review barrier is lower than in 85% of Books categories: the median best seller has only 8 reviews, so new books can chart with few.
- Only 4% of its best sellers are under 90 days old, fewer than in 82% of Books categories: established titles hold the list.
Top 10 Natural Law best sellers
-
Common Sense | Addressed to the Inhabitants of America: The Complete Edition With Appendix & Epistle To Quakers
by Thomas Paine
- List rank#1
- Price$7.99
- Rating4.6
- Reviews66
-
THE COMMERCIAL REDEMPTION MANUAL: How to Become A Secured Party/Creditor
by Master Redemptor
- List rank#2
- Price$34.80
- Rating5.0
- Reviews8
-
Two Treatises of Government
by John Locke
- List rank#3
- Price$0.99
- Rating4.6
- Reviews231
-
Written on the Heart: The Case for Natural Law
by J. Budziszewski
- List rank#4
- Price$14.32
- Rating4.5
- Reviews83
-
America's Revolutionary Mind: A Moral History of the American Revolution and the Declaration That Defined It
by C. Bradley Thompson
- List rank#5
- Price$21.49
- Rating4.8
- Reviews226
-
Native Science: Natural Laws of Interdependence
by Gregory Cajete
- List rank#6
- Price$19.95
- Rating4.6
- Reviews89
-
Second Treatise of Government
by John Locke
- List rank#7
- Price$9.99
- Rating4.4
- Reviews459
-
Frontiers of Justice: Disability, Nationality, Species Membership (The Tanner Lectures on Human Values Book 5)
by Martha C. Nussbaum
- List rank#8
- Price$16.50
- Rating4.4
- Reviews36
-
Natural Law and Human Rights: Toward a Recovery of Practical Reason (Catholic Ideas for a Secular World)
by Pierre Manent
- List rank#9
- Price$23.75
- Rating4.6
- Reviews43
-
Human Nature and De Corpore Politico (Oxford World's Classics)
by Thomas Hobbes
- List rank#10
- Price$12.07
- Rating4.8
- Reviews28
FAQ
Is Natural Law a good niche for Amazon KDP?
Its KDPTop opportunity score is 31/100, which makes it highly competitive. The median best seller has 8 reviews and sells for $23.75.
How many reviews do you need to rank in Natural Law?
The median best seller has 8 reviews, and 92% of them have fewer than 100.
What do Natural Law best sellers cost?
The median price is $23.75; half of the best sellers are priced between $14.50 and $39.95.
Can new books break into Natural Law?
4% 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.