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Plumbing & Household Automation (How-to & Home Improvements, Kindle eBooks): Amazon KDP category data
Amazon Kindle eBooks Best Sellers data for Plumbing & Household Automation (How-to & Home Improvements, Kindle eBooks), updated Nov 2, 2026: median price $7.31, median 4 reviews, average rating 4.4 and a KDPTop opportunity score of 25/100 (highly competitive).
| Price range (middle 50%) | $3.99 – $9.99 |
|---|---|
| Average rating | 4.4 |
| New releases (90 days) | 22% |
| Books on the list | 100 |
| Store | Kindle eBooks |
What stands out
- Its median reviews are 6% of the parent category How-to & Home Improvements (74), one of the easier corners under it.
- Its review barrier is lower than in 89% of Kindle eBooks categories: the median best seller has only 4 reviews, so new books can chart with few.
- 22% of its best sellers came out in the last 90 days, more than in 89% of Kindle eBooks categories: readers here keep buying new titles.
Top 10 Plumbing & Household Automation best sellers
-
Essential Rainwater Harvesting: A Guide to Home-Scale System Design (Sustainable Building Essentials)
by Michelle Avis P. Eng
- List rank#1
- Price$12.99
- Rating4.6
- Reviews142
-
The Illustrated Plumbing Bible: Fix Leaks, Unclog Drains & Save Hundreds on Repairs with Step-by-Step Visuals and Pro Tips Perfect for Complete Beginners — No Experience Needed
by Preston Gale
- List rank#2
- Price$2.99
- Rating4.4
- Reviews57
-
THE WATER PROJECTS FIELD MANUAL: A Practical, Illustrated Guide to Rainwater Harvesting, Storage, Pumps and Filtration: Step-by-Step Systems for Your Home, Cabin, or Homestead in Any Climate
by Thomas K. Langford
- List rank#3
- Price$2.99
- Rating4.8
- Reviews5
-
Ultimate Guide: Plumbing, Updated 6th Edition: Meets 2024 National Plumbing Code Standards
by Charles Byers
- List rank#4
- Price$9.99
- Rating4.6
- Reviews301
-
250 KNOWLEDGE WE FORGOT: Practical Skills for Self-Reliance, Everyday Living, Home Care, Food Preservation, Money Management, and Essential Repairs
by Everett J. Hale
- List rank#5
- Price$9
- Rating4.5
- Reviews2
-
The Only Home Plumbing Handbook You'll Ever Need: Fix Leaks, Prevent Water Damage & Handle Repairs Without Calling a Pro -Step-by-Step Illustrations Covering PEX, Copper & Older Homes (Color Edition)
by Thomas K. Langford
- List rank#6
- Price$12.99
- Reviews-
-
ANCIENT WATER STORAGE SYSTEMS: Forgotten Methods to Help Drought-Proof Your Home (Prepare for a Crisis)
by John Necessary
- List rank#7
- Price$6.99
- Reviews-
-
PEX Pipe Plumbing For Beginners: Your Essential Guide to Unraveling the Secrets of PEX Pipe Plumbing Mastery
by Sylvester Osborne
- List rank#8
- Price$3.99
- Rating2.8
- Reviews5
-
Home Assistant with Claude: Build AI-Powered Automations and Dashboards with MCP
by Stefan Weber
- List rank#9
- Price$0.99
- Rating5.0
- Reviews5
-
Modern Bathroom Makeover : Your Step-by-Step guide to Designing and Renovating your bathroom
by Robert Jarman
- List rank#10
- Price$9.99
- Rating4.0
- Reviews4
FAQ
Is Plumbing & Household Automation a good niche for Amazon KDP?
Its KDPTop opportunity score is 25/100, which makes it highly competitive. The median best seller has 4 reviews and sells for $7.31.
How many reviews do you need to rank in Plumbing & Household Automation?
The median best seller has 4 reviews, and 85% of them have fewer than 100.
What do Plumbing & Household Automation best sellers cost?
The median price is $7.31; half of the best sellers are priced between $3.99 and $9.99.
Can new books break into Plumbing & Household Automation?
22% 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.