Is mailbox sign profitable to sell on Amazon United States?

The niche generates $44K/yr across 44 tracked products. 3 of 7 products launched in the last 360 days are still selling. 90-day search growth is +24.9%. Flapen's verdict: Worth a look (56/100).

How competitive is the mailbox sign niche?

35 brands and 65 sellers compete. The top 5 products take 37% of clicks and top 5 brands hold 41% of demand.

What do buyers complain about in mailbox sign?

Top complaints mined from reviews: Adhesion/Stickiness, Durability, Quality-Overall. The return rate is 1.3%.

When does demand for mailbox sign peak?

Demand peaks in May; the busiest month runs 1.8× the quietest.

What does it cost to enter the mailbox sign niche?

Listings span $6.07–$85.45; the average listing price is $28.83 (sweet spot $15–$100). The average incumbent carries 900 reviews — the moat a new listing must climb.

mailbox sign

Worth a look

Shows a sweet-spot price point ($28.83 avg), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Avg price

Incredible$28.83

avg listing price — sweet spot $15–$100

Brand share

Great41%

top-5 brand share — no brand owns this niche

Returns

Great1.3%

return rate — above 5% kills the launch gate

Price range

Great$6.07–$85.45

cheapest to priciest tracked listing — scored on the share inside $15–$100

Competition

Great37%

top-5 click share — an open shelf

Review moat

Good900.16

avg incumbent reviews — the moat a new listing must climb

Growth

Good+24.9%

90-day search growth — must beat 0% to launch

Quality gap

Bad4.6★

avg incumbent rating — lower means beatable quality

Conversion

Bad1.2%

search→purchase rate — share of searches ending in a sale

Market size

Bad$44K

$44K/yr · 132K searches

Signals No Dominant Brand

According to Flapen's Amazon United States niche tracking, mailbox sign is a $44K/yr Amazon United States market (132K searches/yr). The top 5 brands hold 41% of demand. Demand peaks in May. Verdict: Worth a look — 56/100.

Data updated Jul 27, 2026 · scored weekly · How we score niches

mailbox sign market data

Units sold / yr: 1K–1K; avg 0–100/product
Revenue / yr: $29K–$36K; units × avg price
Conversion rate: 1.2%
Avg BSR: #293
Page quality: 0%
Prime: 48%
Sponsored: 89%
Out of stock: 1.8%
Avg brand age: 38 months
Avg seller age: 154 days

Competition & brand share

Clicks spread well past the top 5 (37% combined) — an open shelf where new products get seen.

Brands

35 falling

Sellers

Top-5 brand share

41%

Top 20: 84%

Top-5 click share

37%

Top 20: 73%

Open market

54%

ARCHITECTURAL MAILBOXES15%
IVWVI7%
Whitehall7%
PUNICA7%
Gsi5%
Superflash5%

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +24.9% search growth over the last 90 days.

Peak months: May · busiest ÷ quietest = 1.8×

Open Trend

Top mailbox sign search terms

mailbox topper21K/yr +19.4%0.2% conv.
mailbox address plaque18K/yr +33.4%0.8% conv.
mailbox sign18K/yr +26.7%0.5% conv.
mailbox number plaque13K/yr +51.1%0.5% conv.
mailbox plaque11K/yr +28.6%0.6% conv.
mailbox number sign10K/yr +18.4%0.5% conv.
address signs for mailbox9K/yr +13.0%0.9% conv.
mailbox plaques8K/yr +40.1%0.4% conv.
address plaque for mailbox8K/yr +34.6%0.9% conv.
mailbox address sign9K/yr -6.4%0.7% conv.

All search terms

Top mailbox sign 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.

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

Architectural Mailboxes 3460B Manhattan Address Plaque Small Black

ARCHITECTURAL MAILBOXES$23.404.5★1,539 rev

Metal Mailbox Address Plaques - Reflective House Number Plaque for Outside Double-sided illuminated Address Signs Easy to Install Mailbox Topper for Visitors 911 Visible -Black

PUNICA$17.654.6★89 rev

Whitehall Products Nite Bright Address Sign 16 x 4.5 Black Numbers White Reflective Background

Whitehall$26.044.6★3,730 rev

Etetale Solar Address Sign 3 Colors-in-1 Waterproof Mailbox Number Plaque for Outside Double-Sided Light-Emitting Mailbox Topper House Numbers for Outside (No-drilling Option Available)

Etetale$27.354.5★471 rev

Custom Hanging Address Sign Metal House Number for Outdoor Mailbox Number Address Plaque (13 x 7.5) Yard Sign Displays Street Name High Visibility Easy Install Multiple Colors and Fonts (A1)

HouSi$28.394.7★48 rev

Newest

by launch date

Custom Address Plaque Cast Heavy - Large Address Sign for House House Number Sign for Outside Garage Brick Mailbox Yard Fence - Rust-Free | Fade-Resistant 12 x 7 inch

ArtDeep$52.311 rev

3mo ago

Cybrasc Solar Address Sign for Mailbox Double-Sided Illuminated Mailbox Numbers with Magnetic Mount No-Drill 3-Color Light Modes IP65 Waterproof Solar-Powered Plaque Outdoor House Mailbox Topper

Cybrasc$29.0855 rev

4mo ago

Custom Hanging Address Sign Metal House Number for Outdoor Mailbox Number Address Plaque (13 x 7.5) Yard Sign Displays Street Name High Visibility Easy Install Multiple Colors and Fonts (A1)

HouSi$28.3948 rev

5mo ago

YIPTOUR 911 Reflective Address Sign for Houses Custom Address Plaque for Mailbox Driveway Customized Reflective House Numbers Sign for Outside Waterproof .040 Aluminum (Vertical-Dark-color style 10x3.15)

YipTour$12.9162 rev

6mo ago

House Numbers for Outside Address Plaques Mailbox Numbers Featuring Two Sets of 0-9 Numeric Combinations Personalized Address Signs for House Mailbox Apartment Coffee shop Office Hotel Classroom

WAAzZHW$13.0023 rev

8mo ago

What buyers say about mailbox sign

What buyers praise and complain about, mined from review topics.

What buyers love

Quality-Overall17%

“Great product, as described”

Brightness/Shine/Glow14%

“Bright light”

Assembly/Installation13%

“Easy install”

Advertised Vs Actual Product10%

“As advertised”

Value For Money7%

“good value”

Ease Of Use6%

“Easy peasy”

Design-Overall4%

“Very well built”

Size-Overall3%

“It fits right in with the door”

Durability3%

“Durable and looks great”

Adhesion/Stickiness2%

“Adhesive is strong”

What buyers complain about

Adhesion/Stickiness14%

“Adhesive sucks”

Durability13%

“After 2 weeks”

Quality-Overall10%

“the quality control could be much better”

Size-Overall9%

“To small”

Brightness/Shine/Glow5%

“the light feature doesn't work”

Functionality-Overall4%

“how to fit it onto a mailbox did not work”

Value For Money4%

“Which I could have gotten for far less $ any number of places”

Material Quality4%

“The materials of construction don't appear to be the highest quality”

Instructions/User Manual/Troubleshooting3%

“POOR AND NO INSTRUCTIONS”

Ease Of Use2%

“Very tricky to apply”

Top return reasons

Size-Overall35%

Advertised Vs Actual Product9%

Functionality-Overall8%

Quality-Overall7%

Brightness/Shine/Glow7%

Defective Material/Parts5%