KDP categories · Top KDP authors
Highway & Traffic: Amazon KDP category data
Amazon Books Best Sellers data for Highway & Traffic, updated Nov 2, 2026: median price $27.99, median 12 reviews, average rating 4.4 and a KDPTop opportunity score of 26/100 (highly competitive).
| Price range (middle 50%) | $18.95 – $63.90 |
|---|---|
| Average rating | 4.4 |
| New releases (90 days) | 7% |
| Books on the list | 100 |
| Store | Books |
What stands out
- Its median reviews are 4% of the parent category Civil & Environmental (310), one of the easier corners under it.
- At $27.99 its median price beats 87% of Books categories, leaving more margin per copy.
- Its review barrier is lower than in 81% of Books categories: the median best seller has only 12 reviews, so new books can chart with few.
Top 10 Highway & Traffic best sellers
-
CDL Study Guide 2025-2026: Your All-in-One Course, 2000+ Practice Questions + Online Platform + Full-Length Exams for All Classes + Proven Strategies
by Learnik Press
- List rank#1
- Price$14.63
- Rating4.6
- Reviews185
-
CDL Study Guide: Complete Review + Real DMV-Style Questions and Detailed Answer Explanations (Exam Simulator and E-Learning Access)
by Newstone TP
- List rank#2
- Price$19.99
- Rating4.8
- Reviews192
-
The Essential Guide to Passing The Transportation Civil PE Exam Written in the form of Questions: 160 CBT Questions Every PE Candidate Must Answer
by Dr Jacob Petro PE
- List rank#3
- Price$86.99
- Rating4.5
- Reviews80
-
Ike's Road Trip: How Eisenhower's 1919 Convoy Paved the Way for the Roads We Travel
by Brian C. Black
- List rank#4
- Price$12.82
- Rating3.8
- Reviews124
-
The Big Roads: The Untold Story of the Engineers, Visionaries, and Trailblazers Who Created the American Superhighways
by Earl Swift
- List rank#5
- Price$9.82
- Rating4.3
- Reviews744
-
Crossings: How Road Ecology Is Shaping the Future of Our Planet
by Ben Goldfarb
- List rank#6
- Price$17.49
- Rating4.6
- Reviews294
-
A History of Roads in 100 Maps
by Jeremy Black
- List rank#7
- Price$40
- Reviews-
-
Divided Highways: Building the Interstate Highways, Transforming American Life
by Tom Lewis
- List rank#8
- Price$7.99
- Rating4.4
- Reviews137
-
Confessions of a Recovering Engineer: Transportation for a Strong Town
by Charles L. Marohn Jr.
- List rank#9
- Price$13.64
- Rating4.7
- Reviews395
-
City Limits: Infrastructure, Inequality, and the Future of America's Highways
by Megan Kimble
- List rank#10
- Price$11.99
- Rating4.7
- Reviews58
FAQ
Is Highway & Traffic a good niche for Amazon KDP?
Its KDPTop opportunity score is 26/100, which makes it highly competitive. The median best seller has 12 reviews and sells for $27.99.
How many reviews do you need to rank in Highway & Traffic?
The median best seller has 12 reviews, and 90% of them have fewer than 100.
What do Highway & Traffic best sellers cost?
The median price is $27.99; half of the best sellers are priced between $18.95 and $63.90.
Can new books break into Highway & Traffic?
7% 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.