Kirkland Diapers
FailThe average product has 41,894 reviews to catch up to, so Kirkland Diapers is a Fail.
- Flapen Score
- 34 / 100Ranks 2,050 of 2,472 Baby Products niches · −10 vs the category median of 4434
- Market size
- $36K/yr70K searches / yr
- 90-day growth
- -7.4%search demand this quarter
- Competition
- 74%top-5 click share · 6 brands · 54 sellers
Flapen Score
Kirkland Diapers against its category
The dotted line is the Baby Products average. Past it, Kirkland Diapers is stronger. Inside it, weaker.
Market
The Kirkland Diapers market on Amazon at a glance
Shoppers on Amazon United States searched for Kirkland Diapers 70K times last year and spent an estimated $36K. The top 5 brands take 93% of clicks. Demand peaks in Jul–Aug. Flapen scores it 34 out of 100, a Fail.
01 · Demand
An estimated 1.3% of those searches ended in a purchase.
Shoppers searched for this 70K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 1.3% of those searches ended in a purchase. Searches in the last 90 days moved -7.4% against the 90 days before. Searches, conversion and average price together put the market at an estimated $36K a year.
- Searches, last 12 months
- 70K
- Growth, 90 days vs prior 90
- -7.4%
- Conversion, latest week
- 1.3%
- Market size, estimated
- $36Ka year
- Peak month
- August1.9× the quietest month
- Top search term
- kirkland diapers53K searches a year
02 · Price
A sale here is worth $39.00.
Listings sell for $39.00 on average, from $27.63 to $62.54. Amazon reports units sold in ranges. This niche sold 750 to 1K a year. The average listing sells 0 to 100 of them. At $39.00 that is $0 to $4K a year per listing.
- Average price
- $39.00inside the $15 to $100 sweet spot
- Price range
- $27.63–$62.54
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 750–1K
- Units per listing a year
- 0–100
- Revenue per listing a year
- $0–$4K
- Returns
- 1.3%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is reviews.
62% of listings pay for placement with sponsored ads. 85% ship with Prime. On an average day, 7.0% of listings are out of stock. The average listing ranks #88 within Diapering. It carries 41,894 reviews at 4.52 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 62%
- Prime listings
- 85%
- Out of stock, average day
- 7.0%
- Average rank
- #88in Diapering
- Average rating
- 4.52 starsAmazon United States average 4.42 stars
- Average reviews
- 41,894per listing
- Listings tracked
- 13
04 · Newcomers
Brands here are settling in.
The brands on the shelf have sold for 59 months on average, so the names here are settling in.
- Launched, last 12 months
- 0
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 59 months
Products
Top Kirkland Diapers products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 12, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Kirkland Signature Diapers Size 3 (16 lbs - 28 lbs) 198 Count W/ Exclusive Health and Outdoors Wipes
- Price
- $62.54
- Rating
- 4.6/5
- Reviews
- 244
- Age
- 5y ago

Kirkland Signature Supreme Diapers Size 3 Total Counts 210
- Price
- $59.87
- Rating
- 4.7/5
- Reviews
- 6
- Age
- 14y ago

The Honest Company Comfort Dry Disposable Daytime Diapers for Sensitive Skin Hypoallergenic All the Alpacas + Turtle Time Club Box Size 1 (8-14 lbs) 78 Count
- Price
- $27.87
- Rating
- 4.2/5
- Reviews
- 2,613
- Age
- 2y ago

Pampers Diapers - Baby Dry - Size 3 104 Count Absorbent Disposable Infant Diaper (Packaging May Vary)
- Price
- $28.61
- Rating
- 4.7/5
- Reviews
- 97,820
- Age
- 13y ago

Huggies Size 3 Diapers Little Movers Baby Diapers Size 3 (16-28 lbs) 168 Count (6 Packs of 28) Packaging May Vary
- Price
- $50.62
- Rating
- 4.8/5
- Reviews
- 46,925
- Age
- 1y ago
Trending
estimated 90-day click momentum
The Honest Company Comfort Dry Disposable Daytime Diapers for Sensitive Skin Hypoallergenic All the Alpacas + Turtle Time Super Club Box Size 1 (814 lbs) 136 Count
- Price
- $46.70
- Rating
- 4.0/5
- Reviews
- 1,762
- Age
- 2y ago

Amazon Brand - Mama Bear Gentle Touch Baby Diapers Formulated without Fragrance Size 4 148 Count (4 packs of 37) with Skin Protection and Leak Protection
- Price
- $31.22
- Rating
- 4.2/5
- Reviews
- 60,652
- Age
- 6y ago

Huggies Size 5 Diapers Little Movers Baby Diapers Size 5 (27+ lbs) 104 Count Packaging May Vary
- Price
- $40.51
- Rating
- 4.8/5
- Reviews
- 46,925
- Age
- 6y ago

The Honest Company Comfort Dry Disposable Daytime Diapers for Sensitive Skin Hypoallergenic Above It All + All the Alpacas Club Box Size Newborn 72 Count
- Price
- $27.63
- Rating
- 4.2/5
- Reviews
- 2,613
- Age
- 2y ago

Kirkland Signature Supreme Diapers Size 3 Total Counts 210
- Price
- $59.87
- Rating
- 4.7/5
- Reviews
- 6
- Age
- 14y ago
Newest
by launch date
Huggies Size 3 Diapers Little Movers Baby Diapers Size 3 (16-28 lbs) 168 Count (6 Packs of 28) Packaging May Vary
- Price
- $50.62
- Rating
- 4.8/5
- Reviews
- 46,925
- Age
- 1y ago

Huggies Size Newborn Diapers Little Snugglers Baby Diapers Size Newborn (up to 10 lbs) 144 Count Packaging May Vary
- Price
- $42.41
- Rating
- 4.8/5
- Reviews
- 87,869
- Age
- 2y ago

The Honest Company Comfort Dry Disposable Daytime Diapers for Sensitive Skin Hypoallergenic All the Alpacas + Turtle Time Club Box Size 1 (8-14 lbs) 78 Count
- Price
- $27.87
- Rating
- 4.2/5
- Reviews
- 2,613
- Age
- 2y ago

The Honest Company Comfort Dry Disposable Daytime Diapers for Sensitive Skin Hypoallergenic Above It All + All the Alpacas Club Box Size Newborn 72 Count
- Price
- $27.63
- Rating
- 4.2/5
- Reviews
- 2,613
- Age
- 2y ago

The Honest Company Comfort Dry Disposable Daytime Diapers for Sensitive Skin Hypoallergenic All the Alpacas + Turtle Time Super Club Box Size 1 (814 lbs) 136 Count
- Price
- $46.70
- Rating
- 4.0/5
- Reviews
- 1,762
- Age
- 2y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 74% of clicks. A locked shelf that new listings rarely crack.
Brands
6 flat
Sellers
54
Est. top-5 brand share
93%
Top 20: 100%
Est. top-5 click share
74%
Top 20: 100%
Open market
0%
- HAO33%
- The Honest Company20%
- KIRKLAND18%
- Pampers12%
- HUGGIES11%
- Mama Bear7%
Demand
Kirkland Diapers search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Jul, Aug · busiest ÷ quietest = 1.9×
Search terms
Top Kirkland Diapers search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- kirkland diapers53K/yr
- kirkland diapers size 37K/yr
- costco diapers3K/yr
- kirkland baby diapers2K/yr
- kirkland signature diapers2K/yr
- kirkland diaper1K/yr
- kirkland size 3 diapers1K/yr
Reviews and returns
What reviews say buyers love and hate about Kirkland Diapers
We read the reviews and the return reasons for every product selling here.
“Leaks”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
17 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Kirkland Diapers questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









