KDP categories · Top KDP authors
San Diego: Amazon KDP category data
Amazon Books Best Sellers data for San Diego, updated Nov 2, 2026: median price $16.99, median 16 reviews, average rating 4.5 and a KDPTop opportunity score of 31/100 (highly competitive).
| Price range (middle 50%) | $11.35 – $20.86 |
|---|---|
| Average rating | 4.5 |
| New releases (90 days) | 5% |
| Books on the list | 100 |
| Store | Books |
What stands out
- Its median reviews are 33% of the parent category California (47), one of the easier corners under it.
- Its review barrier is lower than in 77% of Books categories: the median best seller has only 16 reviews, so new books can chart with few.
- Only 5% of its best sellers are under 90 days old, fewer than in 75% of Books categories: established titles hold the list.
Top 10 San Diego best sellers
-
Southern California (National Geographic Guide Map)
- List rank#1
- Price$9.95
- Rating4.5
- Reviews192
-
Rand McNally Folded Map: Los Angeles & San Diego Regional Map
by Rand McNally
- List rank#2
- Price$9.99
- Rating4.6
- Reviews19
-
-
Thomas Guide 62nd Edition San Diego Street Guide
by Rand McNally
- List rank#4
- Price$42.99
- Rating5.0
- Reviews1
-
Lonely Planet Los Angeles & Southern California: Plan the Trip of a Lifetime | Detailed Itineraries & Maps | Insider Tips | Covers Los Angeles, ... County, Palm Springs and more (Travel Guide)
by Ryan Ver Berkmoes
- List rank#5
- Price$21.98
- Rating4.4
- Reviews10
-
Moon Baseball Road Trips: The Complete Guide to All the Ballparks, with Beer, Bites, and Sights Nearby (Moon Road Trip Travel Guide)
by Timothy Malcolm
- List rank#6
- Price$19.10
- Rating4.8
- Reviews587
-
Fodor's San Diego: with North County (Full-color Travel Guide)
- List rank#7
- Price$20.73
- Rating4.9
- Reviews15
-
Moon Pacific Coast Highway Road Trip: California, Oregon & Washington (Moon Road Trip Travel Guide)
by Ian Anderson
- List rank#8
- Price$24.97
- Rating4.6
- Reviews196
-
Fodor's San Diego (Full-color Travel Guide)
- List rank#9
- Price$16.78
- Rating4.4
- Reviews41
-
Afoot & Afield: San Diego County: 282 Spectacular Outings Along the Coast, Foothills, Mountains, and Desert
by Jerry Schad
- List rank#10
- Price$12.29
- Rating4.8
- Reviews350
FAQ
Is San Diego a good niche for Amazon KDP?
Its KDPTop opportunity score is 31/100, which makes it highly competitive. The median best seller has 16 reviews and sells for $16.99.
How many reviews do you need to rank in San Diego?
The median best seller has 16 reviews, and 88% of them have fewer than 100.
What do San Diego best sellers cost?
The median price is $16.99; half of the best sellers are priced between $11.35 and $20.86.
Can new books break into San Diego?
5% 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.