KDP categories · Top KDP authors
Law Enforcement (Criminal Law, Books): Amazon KDP category data
Amazon Books Best Sellers data for Law Enforcement (Criminal Law, Books), updated Nov 3, 2026: median price $14.34, median 631 reviews, average rating 4.5 and a KDPTop opportunity score of 28/100 (highly competitive).
| Price range (middle 50%) | $11.46 – $19.47 |
|---|---|
| Average rating | 4.5 |
| New releases (90 days) | 4% |
| Books on the list | 100 |
| Store | Books |
What stands out
- Only 4% of its best sellers are under 90 days old, fewer than in 82% of Books categories: established titles hold the list.
- Its review barrier is higher than in 79% of Books categories: the median best seller has 631 reviews, so new books need time to build up.
Top 10 Law Enforcement best sellers
-
Mindhunter: Inside the FBI's Elite Serial Crime Unit
by John Douglas
- List rank#1
- Price$2.99
- Rating4.6
- Reviews17,048
-
Dark Wire: The Incredible True Story of the Largest Sting Operation Ever
by Joseph Cox
- List rank#2
- Price$1.99
- Rating4.4
- Reviews880
-
On Killing: The Psychological Cost of Learning to Kill in War and Society
by Dave Grossman
- List rank#3
- Price$9.96
- Rating4.6
- Reviews3,929
-
Behind the Badge: 365 Daily Devotions for Law Enforcement (Imitation Leather) – Motivational Devotions for Police Officers or Those Working in Law Enforcement, Perfect Gift for Family and Friends
by Adam Davis
- List rank#4
- Price$12.19
- Rating4.8
- Reviews1,720
-
The Innocent Man: Murder and Injustice in a Small Town
by John Grisham
- List rank#5
- Price$8.99
- Rating4.3
- Reviews14,893
-
Hunting Eichmann: How a Band of Survivors and a Young Spy Agency Chased Down the World's Most Notorious Nazi
by Neal Bascomb
- List rank#6
- Price$10.13
- Rating4.6
- Reviews1,945
-
Doing Time Like A Spy
- List rank#7
- Price$10.25
- Rating4.5
- Reviews491
-
Are Prisons Obsolete?
by Angela Y. Davis
- List rank#8
- Price$11.37
- Rating4.7
- Reviews2,115
-
Among the Thugs (Vintage Departures)
by Bill Buford
- List rank#9
- Price$16.95
- Rating4.4
- Reviews1,353
-
Same niche in Kindle eBooks: Law Enforcement
FAQ
Is Law Enforcement a good niche for Amazon KDP?
Its KDPTop opportunity score is 28/100, which makes it highly competitive. The median best seller has 631 reviews and sells for $14.34.
How many reviews do you need to rank in Law Enforcement?
The median best seller has 631 reviews, and 23% of them have fewer than 100.
What do Law Enforcement best sellers cost?
The median price is $14.34; half of the best sellers are priced between $11.46 and $19.47.
Can new books break into Law Enforcement?
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.