duplo storage
Skip itSoft demand (-24.1% this quarter) — this niche doesn't clear our bar today.
Avg price
Incredible$36.02avg listing price — sweet spot $15–$100
Price range
Incredible$16.40–$58.78cheapest to priciest tracked listing — scored on the share inside $15–$100
Returns
Good2.4%return rate — above 5% kills the launch gate
Review moat
Good1,121.65avg incumbent reviews — the moat a new listing must climb
Competition
Okay55%top-5 click share — leaders hold, buyers still browse
Conversion
Okay2.9%search→purchase rate — share of searches ending in a sale
Brand share
Okay85%top-5 brand share — brands hold most of the demand
Quality gap
Bad4.6★avg incumbent rating — lower means beatable quality
Market size
Bad$56K$56K/yr · 54K searches
Growth
Bad-24.1%90-day search growth — must beat 0% to launch
According to Flapen's Amazon United States niche tracking, duplo storage is a $56K/yr Amazon United States market (54K searches/yr). The top 5 brands hold 85% of demand. Demand peaks in Jan–Nov–Dec. Verdict: Skip it — 40/100.
Data updated Jul 10, 2026 · scored weekly · How we score niches
duplo storage market data
- Units sold / yr
- 750–1K
- avg 0–100/product
- Revenue / yr
- $27K–$36K
- units × avg price
- Conversion rate
- 2.9%
- Avg BSR
- #496
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 94%
- Out of stock
- 11.9%
- Avg brand age
- 36 months
- Avg seller age
- 162 days
Competition & brand share
The top 5 products take 55% of clicks — established leaders, but buyers still shop beyond them.Brands
15 falling
Sellers
43
Top-5 brand share
85%
Top 20: 100%
Top-5 click share
55%
Top 20: 90%
Open market
13%
- SHIMOYAMA31%
- BOSEDSANG21%
- LEGO15%
- joyingbaby13%
- Tesuko4%
- STARSIKO2%
- Open — no brand owns it (9 brands, 13%)
Demand & seasonality
Weekly Amazon search volume, last 79 weeks — -24.1% search growth over the last 90 days.Peak months: Jan, Nov, Dec · busiest ÷ quietest = 3.0×
Top duplo storage search terms
- duplo storage21K/yr
- lego duplo storage15K/yr
- duplo storage box8K/yr
- duplo lego storage5K/yr
- lego duplo storage box3K/yr
- duplo storage bin1K/yr
Top duplo storage products on Amazon
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 24 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
SHIMOYAMA Collapsible Storage Box with Large Building Base for Duplo Blocks 26 Qt. Foldable Storage Bin (Dark Green)
SHIMOYAMA$38.534.7★404 rev
Lego Duplo Storage Collapsible Storage Box for Lego Blocks Toys Organizer Storage for Kids Toy Stackable Building Blocks with Lids Toy Chests with Compartments for Boys and Girls 21QT
joyingbaby$36.024.6★59 rev
BOSEDSANG Folding Storage Box with Large Building Lid for Duplo Blocks 28L Collapsible Storage Bin with Back Drawing Board 29 Qt. Container Storage -1 Pack- Blue
BOSEDSANG$39.204.4★43 rev
SHIMOYAMA Collapsible Kids Storage Box with Building Base for Lego Duplo Blocks 26 Qt. Toy Organizer for Boys and Girls 25L Stackable Toy Chests for Children Green
SHIMOYAMA$37.964.7★404 rev
LEGO STORAGE CINCH BUCKET - BLUE
LEGO$16.404.5★2,795 rev
Newest
by launch dateBOSEDSANG Folding Storage Box with Large Building Lid for Duplo Blocks 28L Collapsible Storage Bin with Back Drawing Board 29 Qt. Container Storage -1 Pack- Blue
BOSEDSANG$39.2043 rev
BOSEDSANG Folding Storage Box with Large Building Lid for Duplo Blocks 28L Collapsible Storage Bin with Back Drawing Board 29 Qt. Container Storage- 1 Pack- White
BOSEDSANG$39.2343 rev
BOSEDSANG Folding Storage Box with Large Building Lid for Duplo Blocks 28L Collapsible Storage Bin with Back Drawing Board 29 Qt. Container Storage-1 Pack- Pink
BOSEDSANG$39.5743 rev
BOSEDSANG Folding Storage Box with Large Building Lid for Duplo Blocks 28L Collapsible Storage Bin with Back Drawing Board 29 Qt. Container Storage- 1 Pack- Grey
BOSEDSANG$39.1743 rev
SHIMOYAMA 53 Qt. Folding Storage Box with Large Building Lid for Lego Duplo Blocks 13 Gallon Collapsible Organizer for Lego Bricks (Gray)
SHIMOYAMA$55.8813 rev
Trending
90-day click momentumSHIMOYAMA 53 Qt. Folding Storage Box with Large Building Lid for Lego Duplo Blocks 13 Gallon Collapsible Organizer for Lego Bricks (Gray)
SHIMOYAMA$55.885.0★
BOSEDSANG Folding Storage Box with Large Building Lid for Duplo Blocks 28L Collapsible Storage Bin with Back Drawing Board 29 Qt. Container Storage-1 Pack- Pink
BOSEDSANG$39.574.4★
Room Copenhagen LEGO Brick Box Stackable Storage Containers - Organizational Building Blockss - 19.69 x 9.84 x 7.09 Inches - Brick 8 Bright Red
Room Copenhagen$46.194.8★
Lego Duplo Storage Collapsible Storage Box for Lego Blocks Toys Organizer Storage for Kids Toy Stackable Building Blocks with Lids Toy Chests with Compartments for Boys and Girls 21QT
joyingbaby$36.024.6★
6-Pack Extra Large Toy Storage Bags with Zippers & Labels Reusable Clear TPU Waterproof Organizer for Kids Toys Building Blocks Puzzles Dolls Board Games - Durable BPA-Free Travel-Friendly
WinzMil$37.204.6★
What buyers say about duplo storage
What buyers praise and complain about, mined from review topics.What buyers love
“Lots of space”
“Big enough for large cat”
“Great quality, easy lids and storage capacity is perfect”
“fun toy”
“Handles are durable”
“Easy to use”
“It is very sturdy”
“clean up quickly”
“Good Organizers”
“Great value”
What buyers complain about
“this set is so small”
“You get very little for the price”
“Flimsy”
“the quality of the bags themselves just was not as good as I had hoped for”
“Worst chemical smell had to return”
“I do not think they would last if kids were very rough on the zipper over time”
“Does not come assembled and does not specify that you have to assemble, deceptive”
“Irritated by the false description”
“might of got hot in transit and stuck together”
“Product was already opened and had juice and hair all inside it”
Top return reasons
Common questions
- Is duplo storage profitable to sell on Amazon United States?
- The niche generates $56K/yr across 31 tracked products. 3 of 9 products launched in the last 360 days are still selling. 90-day search growth is -24.1%. Flapen's verdict: Skip it (40/100).
- How competitive is the duplo storage niche?
- 15 brands and 43 sellers compete. The top 5 products take 55% of clicks and top 5 brands hold 85% of demand.
- What do buyers complain about in duplo storage?
- Top complaints mined from reviews: Size-Overall, Value For Money, Strength. The return rate is 2.4%.
- When does demand for duplo storage peak?
- Demand peaks in Jan–Nov–Dec; the busiest month runs 3.0× the quietest.
- What does it cost to enter the duplo storage niche?
- Listings span $16.40–$58.78; the average listing price is $36.02 (sweet spot $15–$100). The average incumbent carries 1,122 reviews — the moat a new listing must climb.