---
title: "Do Not Enter Signs — $209K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/patio-lawn-garden/do-not-enter-signs"
last_updated: "2026-08-10T22:14:15.635Z"
locale: en
meta:
description: "Niche score 58/100 · $209K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 58/100 · $209K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Do Not Enter Signs — $209K/yr Amazon US Niche (2026) - Flapen"
---
# **do not enter signs**
**Worth a look**
Shows low returns (1.6%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size 41Growth 42Conversion 67Competition 61Returns 84Price range 84Avg price 84Brand share 70Review moat 82Quality gap 21
**Returns**
**Great****1.6%**
return rate — above 5% kills the launch gate
**Avg price**
**Great****$18.44**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$5.30–$103.94**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Review moat**
**Great****363.81**
avg incumbent reviews — the moat a new listing must climb
**Brand share**
**Good****63%**
top-5 brand share — brands hold most of the demand
**Conversion**
**Good****6.0%**
search→purchase rate — share of searches ending in a sale
**Competition**
**Good****49%**
top-5 click share — leaders hold, buyers still browse
**Growth**
**Okay****+13.5%**
90-day search growth — must beat 0% to launch
**Market size**
**Okay****$209K**
$209K/yr · 188K searches
**Quality gap**
**Bad****4.7★**
avg incumbent rating — lower means beatable quality
**Signals**[** No Dominant Brand**](https://flapen.com/research/niches?market=us&signal=no_dominant_brand "Top brand's click share < 20%") [** Low Review Barrier**](https://flapen.com/research/niches?market=us&signal=low_review_barrier "Top brand's reviews < 500")
According to Flapen's Amazon United States niche tracking, do not enter signs is a $209K/yr Amazon United States market (188K searches/yr). The top 5 brands hold 63% of demand. Demand peaks in Apr–May. Verdict: Worth a look — 58/100.
Data updated Jul 16, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **do not enter signs market data**
- **Units sold / yr**
- **10K–13K**
- avg 250–500/product
- **Revenue / yr**
- **$184K–$231K**
- units × avg price
- **Conversion rate**
- **6.0%**
- **Avg BSR**
- **#1,223**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **87%**
- **Out of stock**
- **2.6%**
- **Avg brand age**
- **43 months**
- **Avg seller age**
- **185 days**
## **Competition & brand share**
The top 5 products take 49% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**23 **▼falling
**Sellers**
**33**
**Top-5 brand share**
**63%**
Top 20: 97%
**Top-5 click share**
**49%**
Top 20: 89%
**Open market**
**31%**
- Frohllia16% - DIMARONGTON14% - Faittoo13% - T&R12% - LEMBANG8% - SmartSign6%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +13.5% search growth over the last 90 days.
6K4KSpike '24Spike '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Apr, May · busiest ÷ quietest = 1.9×
[**Open Trend **](https://flapen.com/research/us/patio-lawn-garden/do-not-enter-signs/trend)
## **Top do not enter signs search terms**
- **do not enter**58K/yr+8.0%1.3% conv. - **do not enter signs**83K/yr+12.9%5.5% conv. - **do not enter sign**27K/yr+31.4%5.2% conv. - **do not enter signs outdoor**10K/yr+35.1%4.3% conv. - **do not enter door sign**5K/yr+31.2%3.9% conv. - **do not enter signs for bedroom door**5K/yr-26.7%0.7% conv. [**All search terms **](https://flapen.com/research/us/patio-lawn-garden/do-not-enter-signs/search-terms)
## **Top do not enter signs 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%4%$8K8%$17K12%$25K16%$33K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 24 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**(2 Pack) Do Not Enter Sign 12x12 Inches Keep Out No Entry Signs Aluminum Reflective Do Not Enter Metal Signage Weather Resistant and Easy to Install (White and Red)**Frohllia**$15.00**4.9★28 rev](https://www.amazon.com/dp/B0FW4S65S8) [2**Do Not Enter Sign 8x12 Inch Reflective Aluminum No Entry Pre-Drilled**DIMARONGTON**$8.76**4.4★187 rev](https://www.amazon.com/dp/B09J5D4CCV) [3**Do Not Enter Sign 12x12 Inch Square .040 Aluminum Reflective Rust Free Metal Sign Fade/Weather Resistant Easy to Mount Indoor/Outdoor Use**Faittoo**$9.76**4.7★459 rev](https://www.amazon.com/dp/B08NZK54HT) [4**Metal Stainless Steel Restricted Area Sign Do Not Enter Signs With Self Adhesive 9x3in (Do Not Enter)**LEMBANG**$8.11**4.9★22 rev](https://www.amazon.com/dp/B0DSPJF1J6) [5**T&R Large Do Not Enter Sign Street Road Sign 24 x 24 Inches. Engineer Grade Reflective Sheeting Rust Free Aluminum Weather Resistant Waterproof Fade Resistant 2 Pre-drilled Holes**T&R**$41.36**4.6★57 rev](https://www.amazon.com/dp/B0DCVJPL8B)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**(2 Pack) Do Not Enter Sign 12x12 Inches Keep Out No Entry Signs Aluminum Reflective Do Not Enter Metal Signage Weather Resistant and Easy to Install (White and Red)**Frohllia**$15.00**28 rev9mo ago](https://www.amazon.com/dp/B0FW4S65S8) [**Do Not Enter Signs Self Adhesive Authorized Personnel Only Sign (2 Pack) Restricted Area Sign for Door Rust Free and Reflective Aluminum Metal Sticker for Wall (9 x 6 inches Red/White)**MongFun**$9.27**13 rev9mo ago](https://www.amazon.com/dp/B0FVG36FVX) [**(2 Pack) Restricted Area Sign Authorized Personnel Only Do Not Enter signs 10 x 7 Inches Aluminum UV Protected Weatherproof and Easy to Install**Frohllia**$10.34**26 rev1y ago](https://www.amazon.com/dp/B0F4RR8VFQ) [**Restricted Area Do Not Enter Sign Authorized Personnel Only Sign Super Strong Self-Adhesive Design Quick Installation Suitable for Private Spaces and Business Restricted Areas (93 Inches Black)**XYL HC**$7.80**7 rev1y ago](https://www.amazon.com/dp/B0DT4QSK8K) [**Metal Stainless Steel Restricted Area Sign Do Not Enter Signs With Self Adhesive 9x3in (Do Not Enter)**LEMBANG**$8.11**22 rev1y ago](https://www.amazon.com/dp/B0DSPJF1J6)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**SmartSign 2-Pack Restricted Area Do Not Enter Authorized Personnel Only OSHA Metal Sign - 10 x 14 40 mil Laminated Rustproof Aluminum Fade-Resistant Red Black and White Made in USA**SmartSign**$17.26**4.8★**▲ 196%**](https://www.amazon.com/dp/B0DHZZ2LMN) [**Crowd Control Warehouse - CCW Series WMB-230 Fixed Wall Mount Retractable Belt Barrier - 30 Foot Belt YellowCaution - DO NOT Enter Yellow ABS Case**Crowd Control Warehouse**$36.91**3.9★**▲ 192%**](https://www.amazon.com/dp/B091D8FGP7) [**(2 Pack) Do Not Enter Sign 12x12 Inches Keep Out No Entry Signs Aluminum Reflective Do Not Enter Metal Signage Weather Resistant and Easy to Install (White and Red)**Frohllia**$15.00**4.9★**▲ 98%**](https://www.amazon.com/dp/B0FW4S65S8) [**Restricted Area Do Not Enter Sign Authorized Personnel Only Sign Super Strong Self-Adhesive Design Quick Installation Suitable for Private Spaces and Business Restricted Areas (93 Inches Black)**XYL HC**$7.80**5.0★**▲ 71%**](https://www.amazon.com/dp/B0DT4QSK8K) [**T&R No Trespassing Dog On Premises Sign Keep Gate Shut Do Not Enter Sign - 2 Pack - 12 x 6 Inches Rust Free .040 Aluminum Reflective - UV Protected Waterproof Weatherproof and Fade Resistant - 2 Pre-drilled Holes(Black)**T&R**$8.94**4.7★**▲ 68%**](https://www.amazon.com/dp/B0D9JGS22W)
**~~View all trending →~~**
## **What buyers say about do not enter signs**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**28%
*“Good Quality”*
**Size-Overall**10%
*“Good size”*
**Durability**9%
*“durable”*
**Advertised Vs Actual Product**7%
*“These signs are exactly as advertised”*
**Value For Money**7%
*“at a much cheaper price tag cost”*
**Strength**6%
*“not brittle”*
**Adhesion/Stickiness**5%
*“This caution tape did the job well”*
**Ease Of Use**4%
*“they can be removed easily”*
**Color**3%
*“Pretty bright considering its white”*
**Material Quality**2%
*“Made of heavy-duty aluminum”*
### **What buyers complain about **
**Size-Overall**14%
*“a little smaller”*
**Thickness**10%
*“But it's reasonably thick”*
**Weight Heavy**6%
*“I feel they are a little bit heavy”*
**Suitable For Outdoor**6%
*“cannot be used outdoors with any wind at all”*
**Advertised Vs Actual Product**6%
*“smaller than expected. removing star for false advertising.”*
**Metal Quality**6%
*“Metal is flimsy too thin”*
**Thin**6%
*“Thinner than you expect”*
**Mounting**6%
*“finish splinters when you tighten down the screws when mounting”*
**Strength**5%
*“These are flimsy decals, not signs”*
**Color**4%
*“My camera color is off”*
### **Top return reasons **
**Size-Overall**44%
**Advertised Vs Actual Product**8%
**Weight Heavy**6%
**Adhesion/Stickiness**6%
**Thin**5%
**Color**4%
**Functionality-Overall**4%
**Strength**3%
**Defective Material/Parts**3%
**Quality-Overall**2%
## **Common questions**
- **Is do not enter signs profitable to sell on Amazon United States?**
- The niche generates $209K/yr across 31 tracked products. 1 of 5 products launched in the last 360 days are still selling. 90-day search growth is +13.5%. Flapen's verdict: Worth a look (58/100).
- **How competitive is the do not enter signs niche?**
- 23 brands and 33 sellers compete. The top 5 products take 49% of clicks and top 5 brands hold 63% of demand.
- **What do buyers complain about in do not enter signs?**
- Top complaints mined from reviews: Size-Overall, Thickness, Weight Heavy. The return rate is 1.6%.
- **When does demand for do not enter signs peak?**
- Demand peaks in Apr–May; the busiest month runs 1.9× the quietest.
- **What does it cost to enter the do not enter signs niche?**
- Listings span $5.30–$103.94; the average listing price is $18.44 (sweet spot $15–$100). The average incumbent carries 364 reviews — the moat a new listing must climb.
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