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Ben Hartman: Amazon KDP author data
As of Nov 6, 2026, Ben Hartman has 6 books on Amazon, 6 of them on a best-seller list in the last 30 days (best rank #6), mostly in Sustainable Agriculture, Agriculture, Lean.
| Median price | $20.63 |
|---|---|
| Price range (middle 50%) | $16.16 – $23.32 |
| Median reviews | 388 |
| Total reviews | 1,282 |
| New listings (30 days, incl. new editions) | 1 |
| 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 $20.63, 17% above the median of their main category, Sustainable Agriculture.
Ben Hartman's best-ranked books
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The Lean Farm: How to Minimize Waste, Increase Efficiency, and Maximize Value and Profits with Less Work
by Ben Hartman
- Price$21.99
- Rating4.7
- Reviews388
- Published2015-09
-
The Lean Farm: How to Minimize Waste, Increase Efficiency, and Maximize Value and Profits with Less Work
by Ben Hartman
- Price$15.13
- Rating4.7
- Reviews388
-
The Lean Farm: How to Minimize Waste, Increase Efficiency, and Maximize Value and Profits with Less Work
by Ben Hartman
- Price$19.27
- Rating4.7
- Reviews388
-
The Lean Micro Farm: How to Get Small, Embrace Local, Live Better, and Work Less
by Ben Hartman
- Price$23.77
- Rating4.9
- Reviews59
- Published2023-11
-
The Lean Micro Farm: How to Get Small, Embrace Local, Live Better, and Work Less
by Ben Hartman
- Price$14.59
- Rating4.9
- Reviews59
-
The Plastic-Free Farm and Garden: Reduce Waste, Boost Efficiency, and Grow Abundance with Natural Alternatives
by Ben Hartman
- Price$24.95
- Reviews-
Main categories
FAQ
How many books does Ben Hartman have on Amazon?
KDPTop tracks 6 of their books; 6 made an Amazon list in the last 30 days.
Which categories does Ben Hartman publish in?
Their books chart most often in Sustainable Agriculture, Agriculture, Lean.
How does Ben Hartman price their books?
The median price is $20.63; half of the books cost $16.16–$23.32.
Has Ben Hartman released new books recently?
1 new book 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.