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Grant Collier: Amazon KDP author data
Grant Collier has 33 books on Amazon, 30 of them on a best-seller list in the last 30 days (best rank #1), mostly in General, Photography, Colorado.
33Books on Amazon
30Listed in 30 days
4.5Average rating
| Median price | $13.07 |
|---|---|
| Price range (middle 50%) | $11.96 – $14.95 |
| Median reviews | 26 |
| Total reviews | 2,077 |
| New books (30 days) | 0 |
| Breakout books (30 days) | 0 |
What stands out
- 91% of the catalog made a best-seller list in the last 30 days: the whole backlist sells, not one hit.
- Median price $13.07, 18% below the median of their main category, General.
Grant Collier's best-ranked books
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James Webb Space Telescope 2027 Astronomy Wall Calendar (12"x12") | Images from NASA's Premier Space Telescope
by Grant Collier
- Price$12.75
- Rating4.8
- Reviews292
- Published2026-07
-
National Parks 2027 Wall Calendar (12”x12”) | Stunning nature photography of Arches, Hawai'i Volcanoes, Redwoods, Zion, Grand Tetons, and more.
by Grant Collier
- Price$13.46
- Rating4.8
- Reviews68
-
Starry Nights 2027 Astronomy Wall Calendar (12"x12") | Featuring photography of the northern lights, Milky Way, outer space, stars, and more.
by Grant Collier
- Price$12.95
- Rating4.8
- Reviews107
- Published2026-06
-
Collier's Guide to Night Photography in the Great Outdoors - 3rd Edition
by Grant Collier
- Price$19.95
- Rating4.6
- Reviews53
-
Colorado 2027 Wall Calendar by Grant Collier (12"x12"), Locally Published in Evergreen, Colorado.
by Grant Collier
- Price$13.95
- Reviews-
-
Colorado's National Parks & Monuments - 2nd Edition (Coffe Table Book) | 13"x10" hardcover book with nature photography of Mesa Verde, Rocky Mountain N.P., Great Sand Dunes, Black Canyon, and more.
by Grant Collier
- Price$29.95
- Rating4.7
- Reviews66
-
Colorado | A large coffee table book by a local photogrpaher featuring nature photos of wildflowers, fall colors, waterfalls, fourteeners, and more - measures 14" x 11", 256-pages, over 5 lbs.
by Grant Collier
- Price$53.95
- Rating4.8
- Reviews42
-
Demotivational 2027 Daily Calendar - All 365 Days! | A Funny, Uninspirational, and Humorous Page-A-Day / Day-to-Day Desk Calendar. Great gag gift / white elephant present.
by Grant Collier
- Price$14.95
- Rating4.5
- Reviews2
-
The Universe 2027 Astronomy Wall Calendar (12"x12") - Stunning photos from NASA's Hubble Space Telescope & More
by Grant Collier
- Price$11.95
- Rating4.8
- Reviews432
-
Collier's Guide to Night Photography in the Great Outdoors - 3rd Edition | Learn how to take and process photogrpahs of the Milky Way, northern ights, meteors, eclipses, lightning, moon, and more.
by Grant Collier
- Price$19.95
- Rating4.6
- Reviews53
Main categories
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.