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Calvin Brooks: Amazon KDP author data
As of Nov 6, 2026, Calvin Brooks has 9 books on Amazon, 7 of them on a best-seller list in the last 30 days (best rank #32), mostly in Energy Efficiency, Real Estate, Buying & Selling Homes.
| Median price | $10.49 |
|---|---|
| Price range (middle 50%) | $7.99 – $15.74 |
| Median reviews | 12 |
| Total reviews | 46 |
| New books (30 days) | 5 |
| Breakout books (30 days) | 2 |
What stands out
- 78% of the catalog made a best-seller list in the last 30 days: the whole backlist sells, not one hit.
- Median price $10.49, 45% below the median of their main category, Energy Efficiency.
- 5 new books in the last 30 days, 2 of them broke into a Best Sellers list.
Calvin Brooks's best-ranked books
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Digital Prepper: A Practical Guide to Off-Grid Technology, Backup Power, and Emergency Communication (Practical Guides to Modern Self-Reliance)
by Calvin Brooks
- Price$3.99
- Rating4.6
- Reviews8
-
Off-Grid Living for Beginners: A Practical Guide to Solar Power, Water Systems, and Self-Sufficiency in Any Setting (Practical Guides to Modern Self-Reliance)
by Calvin Brooks
- Price$14.99
- Rating4.5
- Reviews15
-
Before You Buy The Land: A Due-Diligence Field Manual for Off-Grid and Homestead Buyers (Practical Guides to Modern Self-Reliance)
by Calvin Brooks
- Price$7.99
- Reviews-
- Published2026-09
-
Before You Buy a Generator: How to Choose Backup Power for the Outages You Actually Get — Sizing, Fuel, Transfer Switches, Standby and Battery (Practical Guides to Modern Self-Reliance)
by Calvin Brooks
- Price$7.99
- Reviews-
-
Before You Buy a Generator: How to Choose Backup Power for the Outages You Actually Get — Sizing, Fuel, Transfer Switches, Standby and Battery (Practical Guides to Modern Self-Reliance)
by Calvin Brooks
- Price$17.99
- Reviews-
-
Off-Grid Living for Beginners: A Practical Guide to Solar Power, Water Systems, and Self-Sufficiency in Any Setting (Practical Guides to Modern Self-Reliance)
by Calvin Brooks
- Price$0
- Rating4.5
- Reviews15
- Published2025-08
-
Digital Prepper: A Practical Guide to Off-Grid Technology, Backup Power, and Emergency Communication (Practical Guides to Modern Self-Reliance)
by Calvin Brooks
- Price$12.99
- Rating4.6
- Reviews8
- Published2025-10
-
Before You Buy The Land: A Due-Diligence Field Manual for Off-Grid and Homestead Buyers (Practical Guides to Modern Self-Reliance)
by Calvin Brooks
- Price$17.99
- Reviews-
-
Before You Buy Solar: A Buyer's Field Manual for Sizing, Quotes, Batteries and Payback (Practical Guides to Modern Self-Reliance)
by Calvin Brooks
- Price$7.99
- Reviews-
Main categories
FAQ
How many books does Calvin Brooks have on Amazon?
KDPTop tracks 9 of their books; 7 made an Amazon list in the last 30 days.
Which categories does Calvin Brooks publish in?
Their books chart most often in Energy Efficiency, Real Estate, Buying & Selling Homes.
How does Calvin Brooks price their books?
The median price is $10.49; half of the books cost $7.99–$15.74.
Has Calvin Brooks released new books recently?
5 new books in the last 30 days, 2 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.