---
title: "Dock Box — $327K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/patio-lawn-garden/dock-box"
last_updated: "2026-08-10T15:34:44.307Z"
locale: en
meta:
description: "Niche score 49/100 · $327K/yr market · 86K searches/yr · $353.64 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 49/100 · $327K/yr market · 86K searches/yr · $353.64 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Dock Box — $327K/yr Amazon US Niche (2026) - Flapen"
---
# **dock box**
**Skip it**
Prices mostly outside the sweet spot ($28.67–$1223.18) — this niche doesn't clear our bar today.
Market size 52Growth 96Conversion 13Competition 36Returns 97Price range 6Avg price 23Brand share 9Review moat 29Quality gap 70
**Returns**
**Incredible****0.7%**
return rate — above 5% kills the launch gate
**Growth**
**Incredible****+143.4%**
90-day search growth — must beat 0% to launch
**Quality gap**
**Good****4.3★**
avg incumbent rating — lower means beatable quality
**Market size**
**Good****$327K**
$327K/yr · 86K searches
**Competition**
**Okay****63%**
top-5 click share — leaders hold, buyers still browse
**Review moat**
**Okay****3,618.23**
avg incumbent reviews — the moat a new listing must climb
**Avg price**
**Bad****$353.64**
avg listing price — sweet spot $15–$100
**Conversion**
**Bad****1.1%**
search→purchase rate — share of searches ending in a sale
**Brand share**
**Bad****96%**
top-5 brand share — brand-locked demand
**Price range**
**Bad****$28.67–$1223.18**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Signals**[** Trending**](https://flapen.com/research/niches?market=us&signal=trending "Search growth > 100% (90d)") [** High Price**](https://flapen.com/research/niches?market=us&signal=high_price "Avg price > $50")
According to Flapen's Amazon United States niche tracking, dock box is a $327K/yr Amazon United States market (86K searches/yr). The top 5 brands hold 96% of demand. Demand peaks in May–Jun–Jul. Verdict: Skip it — 49/100.
Data updated Jul 16, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **dock box market data**
- **Units sold / yr**
- **750–1K**
- avg 0–100/product
- **Revenue / yr**
- **$265K–$354K**
- units × avg price
- **Conversion rate**
- **1.1%**
- **Avg BSR**
- **#90**
- **Page quality**
- **0%**
- **Prime**
- **50%**
- **Sponsored**
- **95%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **42 months**
- **Avg seller age**
- **170 days**
## **Competition & brand share**
The top 5 products take 63% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**7 **▼falling
**Sellers**
**84**
**Top-5 brand share**
**96%**
Top 20: 100%
**Top-5 click share**
**63%**
Top 20: 99%
**Open market**
**2%**
- LIFETIME40% - TaylorMade24% - Keter16% - Devoko9% - TARKARI8% - KFY2% - Open — no brand owns it (1 brand, 2%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +143.4% search growth over the last 90 days.
4K3KSpike '24Holiday '24Spike '25Prime Day '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: May, Jun, Jul · busiest ÷ quietest = 3.7×
[**Open Trend **](https://flapen.com/research/us/patio-lawn-garden/dock-box/trend)
## **Top dock box search terms**
- **dock box**51K/yr+142.7%0.8% conv. - **dock boxes outdoor waterproof**16K/yr+206.2%0.9% conv. - **dock boxes marine**10K/yr+79.6%0.7% conv. - **dock storage box**5K/yr+103.5%0.7% conv. - **marine dock box**4K/yr+187.6%0.4% conv. [**All search terms **](https://flapen.com/research/us/patio-lawn-garden/dock-box/search-terms)
## **Top dock box 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.
0%10%$33K20%$65K30%$98K40%$131K101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 22 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**LIFETIME Outdoor Storage Deck Box 130 Gallon Arctic White Lockable UV-Protected for Decks and Marine Docks**LIFETIME**$255.12**4.5★10,359 rev](https://www.amazon.com/dp/B08P25JMXV) [2**TAYLOR MADE PRODUCTS Stow N Go Medium Fiberglass Dock Box White (24H x 72W x 23D) Fiberglass construction UV gelcoat finish stainless steel lockable latch and hardware 2020108642**TaylorMade**$931.11**4.3★184 rev](https://www.amazon.com/dp/B000MUGOJO) [3**Keter 150 Gallon Resin Large Deck Box Organization and Storage Box for Patio Outdoor Cushions Garden Tools Brown**Keter**$163.62**4.5★14,550 rev](https://www.amazon.com/dp/B01HDPY7RG) [4**LIFETIME 60040 Deck Box 130 Gallon Desert Sand**LIFETIME**$176.31**4.5★10,359 rev](https://www.amazon.com/dp/B004Q0B4UU) [5**LIFETIME 60012 Extra Large Deck Box 130 Gallon Desert Sand/Brown**LIFETIME**$149.43**4.5★10,359 rev](https://www.amazon.com/dp/B0030GG2GC)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**KFY 320 Gallon Waterproof Outdoor Storage Box UV Resistant Resin Deck Box with Hydraulic Rod for Reinforced Stability Perfect for Patio Garden and PoolBlack320 Gallon**KFY**$248.22**454 rev11mo ago](https://www.amazon.com/dp/B0FL7CK9BP) [**TARKARI 320 Gallon Lockable Resin Deck Box Waterproof & UV-Resistant Outdoor Storage Box for Outdoor Cushion Storage Garden Tools & Pool Accessories Storage Black**TARKARI**$255.36**1,004 rev1y ago](https://www.amazon.com/dp/B0DT17G98V) [**TARKARI 275 Gallon Resin Deck Box Waterproof Outdoor Storage Box Lockable for Patio Furniture Garden Tools Pool Accessories UV-Resistant for All Weather Use Black**TARKARI**$200.18**146 rev1y ago](https://www.amazon.com/dp/B0DKX1XNNN) [**MAIUSCOLI 150 Gallon Waterproof Outdoor Storage Box Resin Deck Box Lockable Outside Storage Box Container for Patio Furniure Garden Tools (150 Gallon Black)**MAIUSCOLI**$110.53**967 rev1y ago](https://www.amazon.com/dp/B0DJLP5LBX) [**Devoko 80 Gallon Storage Bench Deck Box Lockable for Patio Furniture Garden Decor and Outdoor Seating for Cushions Garden Tools and Pool Supplies (Black)**Devoko**$130.58**633 rev2y ago](https://www.amazon.com/dp/B0D5QFPX33)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**TARKARI 275 Gallon Resin Deck Box Waterproof Outdoor Storage Box Lockable for Patio Furniture Garden Tools Pool Accessories UV-Resistant for All Weather Use Black**TARKARI**$200.18**4.2★**▲ 109%**](https://www.amazon.com/dp/B0DKX1XNNN) [**Devoko 80 Gallon Storage Bench Deck Box Lockable for Patio Furniture Garden Decor and Outdoor Seating for Cushions Garden Tools and Pool Supplies (Black)**Devoko**$130.58**4.4★**▲ 81%**](https://www.amazon.com/dp/B0D5QFPX33) [**KFY 320 Gallon Waterproof Outdoor Storage Box UV Resistant Resin Deck Box with Hydraulic Rod for Reinforced Stability Perfect for Patio Garden and PoolBlack320 Gallon**KFY**$248.22**4.3★**▲ 53%**](https://www.amazon.com/dp/B0FL7CK9BP) [**TAYLOR MADE STOW N GO DOCK BOX 46 X 27 X 26 DEEP SMALL**TaylorMade**$812.72**3.5★**▲ 53%**](https://www.amazon.com/dp/B000MUF6D4) [**Keter City 30 Gallon Resin Outdoor Storage Box and Patio Furniture Side Table for Pool and Garden Accessories Brown**Keter**$31.15**4.5★**▲ 38%**](https://www.amazon.com/dp/B086X47D2T)
**~~View all trending →~~**
## **What buyers say about dock box**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Assembly/Installation**21%
*“Easy assemble”*
**Storage Capacity**12%
*“Lots of space”*
**Strength**9%
*“Easy assembly, sturdy”*
**Quality-Overall**9%
*“Nice solid quality”*
**Value For Money**6%
*“Worth it”*
**Size-Overall**5%
*“Good size”*
**Durability**4%
*“Very Durable”*
**Water Resistance**4%
*“The box is waterproof”*
**Advertised Vs Actual Product**3%
*“Exactly what I needed”*
**Ease Of Use**2%
*“Love it comes in handy”*
### **What buyers complain about **
**Assembly/Installation**17%
*“Assembly Difficult”*
**Quality-Overall**9%
*“pretty cheap quality”*
**Strength**7%
*“Too flimsy”*
**Water Resistance**6%
*“Not water proof”*
**Instructions/User Manual/Troubleshooting**5%
*“Bad instructions”*
**Size-Overall**5%
*“Its Big”*
**Durability**4%
*“kept falling apart”*
**Value For Money**3%
*“that's probably why it's cheaper They got more of them than they want then we'll sell so they lower the price to move them out”*
**Material Quality**3%
*“Very, very thin material”*
**Defective Material/Parts**2%
*“defective part”*
### **Top return reasons **
**Size-Overall**36%
**Defective Material/Parts**22%
**Assembly/Installation**7%
**Color**5%
**Value For Money**4%
**Strength**3%
**Material Quality**3%
**Quality-Overall**3%
**Advertised Vs Actual Product**3%
**Storage Capacity**2%
## **Common questions**
- **Is dock box profitable to sell on Amazon United States?**
- The niche generates $327K/yr across 22 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is +143.4%. Flapen's verdict: Skip it (49/100).
- **How competitive is the dock box niche?**
- 7 brands and 84 sellers compete. The top 5 products take 63% of clicks and top 5 brands hold 96% of demand.
- **What do buyers complain about in dock box?**
- Top complaints mined from reviews: Assembly/Installation, Quality-Overall, Strength. The return rate is 0.7%.
- **When does demand for dock box peak?**
- Demand peaks in May–Jun–Jul; the busiest month runs 3.7× the quietest.
- **What does it cost to enter the dock box niche?**
- Listings span $28.67–$1223.18; the average listing price is $353.64 (sweet spot $15–$100). The average incumbent carries 3,618 reviews — the moat a new listing must climb.
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