Outdoor Storage Box Waterproof Market Report: Sales Volume, Market Share, Leading Brands & Market Trends
Outdoor Storage Box Waterproof sales on Amazon US totaled 61,750 units in July 2026 (▼ 33.2% vs. the prior month), generating an estimated $4,199,517 in revenue across the 50 top-ranked ASINs for this search term. Demand is heavily concentrated at the top of the ranking — the ten best performers capture 55.1% of unit volume and 37.6% of revenue, while a typical listing is priced at $99.40. The keyword itself pulled 8,224 Amazon queries over the same period (▼ 30.3% MoM).
Zooming out to the 12-month window ending July 2026, the outdoor storage box waterproof Top 50 moved 579,050 units and $39,224,107 in cumulative sales — an average of 48,254 units and $3,268,676 per month. Monthly throughput topped out at 91,750 units in June 2026 and dipped to 22,050 in January 2026, leaving the latest reading 37.7% higher than August 2025.
Outdoor Storage Box Waterproof Sales Trend (Trailing 12 Months)
Based on the top 50 ASINs by monthly sales for this keyword
2025/08
2025/09
2025/10
2025/11
2025/12
2026/01
2026/02
2026/03
2026/04
2026/05
2026/06
2026/07
Monthly Sales 2026/07
61.8K
▼ 33.2% MoM
Monthly Revenue 2026/07
$4.2M
▼ 37.3% MoM
Top 10 Market Share 2026/07
55.1%
Outdoor Storage Box Waterproof Market Share & Sales Concentration on Amazon US — July 2026
The most-sold outdoor storage box waterproof listing on Amazon US in July 2026 is ASIN B0BRX7K8LZ (Brand: Devoko), which sold 6,000 units at $28.99 apiece — equal to 9.7% of every unit tracked in this report.
The Top 10 ASINs account for 34,000 units and $1,577,050 in July 2026 — 55.1% of unit volume and 37.6% of revenue among all 50 ranked ASINs in this report.
Sales Volume of Top ASINs for 'Outdoor Storage Box Waterproof' on Amazon
July 2026
Is 55.1% Top 10 share highly concentrated?
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Top 5 Volume Share breakdown
B0BRX7K8LZ
Devoko 30 Gallon Resin Deck Box Waterproof Outdoor Storage Box for Patio Furniture Pool Accessories Indoor Storage for Cushion Garden Tools (30 Gallon, Black)
6K
▼ 33.3%vs. prior month
$171.1K
latest month
12-month trend
B0DJLT6YMS
35 Gallon Outdoor Deck Box Lockable Waterproof Storage Black | Heavy-duty resin container for indoor and outside use. Patio cushions, garden equipment, pool accessories, outdoor tools
6K
▼ 40.0%vs. prior month
$152.8K
latest month
12-month trend
B00CBY2EIO
DEWALT TSTAK Tool Box, Extra Large Design, Removable Tray for Easy Access to Tools, Water and Debris Resistant (DWST17806)
5K
▼ 16.7%vs. prior month
$149.9K
latest month
12-month trend
B01HDPY7RG
Keter Westwood 150 Gal Outdoor Storage Box for Patio and Pool Accessories | Brown, Resin, Large, Weatherproof, Lockable, Hydraulic Pistons, Easy Assembly, Organization, Patio Cushions Storage
3K
▼ 40.0%vs. prior month
$550.9K
latest month
12-month trend
B09N3JFSR4
Devoko 100 Gallon Waterproof Resin Deck Box, Large Outdoor Storage Box | Indoor Outdoor Lockable Storage Container for Patio Furniture Cushions, Garden Tools & Pool Supplies
3K
▼ 40.0%vs. prior month
$233.5K
latest month
12-month trend
B0CT8GD432
Hrensaw Medium Outdoor Electrical Box(10.6x5.5x4.5inch),Weatherproof Connection Box w/6 Cable Entry,IP54 Waterproof Extension Cord Cover Protect Power Strip,Timer,Plug,Holiday Lights,Black
3K
▲ 50.0%vs. prior month
$57.4K
latest month
12-month trend
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Best Outdoor Storage Box Waterproof Brands on Amazon US — Top 3 Brand Sales Concentration (July 2026)
Devoko is the best-performing outdoor storage box waterproof brand in July 2026, moving 9,000 units across 2 ASINs for 26.5% of Top 10 volume. Keter follows with 7,000 units (20.6%), ahead of MAIUSCOLI on 6,000 units (17.6%).
With 7 brands splitting the Top 10 and 64.7% of volume sitting with three of them, this is a concentrated shelf — the leaders hold multiple listings or one very high-velocity ASIN, so a new entrant competes against established review moats rather than an open field. Average selling prices among the leaders run from $25.99 to $92.65, which frames the price band a competing listing has to justify.
Brand share of Top 10 volume
Devoko
2 ASINs in Top 10
26.5%
Units
9K
Revenue
$404.5K
Avg. price
$54.49
B0BRX7K8LZ
$28.99·★4.4·3.9K revsDevoko 30 Gallon Resin Deck Box Waterproof Outdoor Storage Box for Patio Furniture Pool Accessories Indoor Storage for Cushion Garden Tools (30 Gallon, Black)
Units sold6KB09N3JFSR4
$79.99·★4.4·4.9K revsDevoko 100 Gallon Waterproof Resin Deck Box, Large Outdoor Storage Box | Indoor Outdoor Lockable Storage Container for Patio Furniture Cushions, Garden Tools & Pool Supplies
Units sold3K
Keter
3 ASINs in Top 10
20.6%
Units
7K
Revenue
$701K
Avg. price
$92.65
B01HDPY7RG
$199.99·★4.5·14.7K revsKeter Westwood 150 Gal Outdoor Storage Box for Patio and Pool Accessories | Brown, Resin, Large, Weatherproof, Lockable, Hydraulic Pistons, Easy Assembly, Organization, Patio Cushions Storage
Units sold3KB086X47D2T
$37.99·★4.5·11.5K revsKeter City 30 Gallon Resin Outdoor Storage Box and Patio Furniture Side Table for Pool and Garden Accessories, Brown
Units sold2KB09DTJPPG8
$39.97·★4.5·11.5K revsKeter City 30 Gal Outdoor Storage Box and Patio Side Table | Grey, Resin, Compact, Weatherproof, Lockable, Easy Assembly, Organization, Pool Accessories Storage
Units sold2K
MAIUSCOLI
1 ASIN in Top 10
17.6%
Units
6K
Revenue
$152.8K
Avg. price
$25.99
B0DJLT6YMS
$25.99·★4.4·2.2K revs35 Gallon Outdoor Deck Box Lockable Waterproof Storage Black | Heavy-duty resin container for indoor and outside use. Patio cushions, garden equipment, pool accessories, outdoor tools
Units sold6K
Trending Outdoor Storage Box Waterproof Products — Growth Leaders & New Top 10 Entrants
Based on July 2026 data, this shortlist surfaces the two kinds of ASIN worth keeping an eye on — the ones that just broke into the Top 10, and the ones growing fastest month over month. Specifically, 2 ASINs forced its way in: B0CT8GD432 booked 3K units at $19.99, with ▲ 50.0% MoM change. On the growth side, B0GQZL742R leads positive momentum with ▲ 1500.0% MoM growth on 800 units.
The two signals carry different weight. A fresh entrant means share has already changed hands — an incumbent gave up its place to make room, so any competitive set drawn up a month ago is now out of date. A steep growth rate works as the earlier warning: it marks demand that is still compounding, usually a month or two before the ranking catches up to it.
B0CT8GD432
Hrensaw Medium Outdoor Electrical Box(10.6x5.5x4.5inch),Weatherproof Connection Box w/6 Cable Entry,IP54 Waterproof Extension Cord Cover Protect Power Strip,Timer,Plug,Holiday Lights,Black
Price
$19.99
Rating
4.6
Reviews
5.9K
Latest month sales
B0BRC25B8K
Greesum Outdoor Storage Box 31 Gallon Storage Box with Lid for Patio Furniture, Garden Tools, Pool Supplies, Waterproof and UV Resistant, Lockable, Dark Black | Waterproof, UV-Resistant, Lockable, for Patio Furniture, Garden Tools & Pool Supplies
Price
$36.69
Rating
4.5
Reviews
3.1K
Latest month sales
B0GQZL742R
DRATO 55 Gallon Outdoor Storage Box Waterproof, Lockable Resin Deck Boxes | Weatherproof Patio Furniture, UV-Resistant Pool Supplies & Garden Tools, Backyard, Porch, Easy Asembly, 300lbs, Black
Unlock to view ASIN details and product titles
Price
$42.99
Rating
4.3
Reviews
63
Latest month sales
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