Letter Box
MaybePrices already span $7.36–$80.66, with room to position. But demand is soft, at -11.7% this quarter, so Letter Box is a Maybe.
- Flapen Score
- 58 / 100Top 12% of 2,225 DIY & Tools niches · +9 vs the category median of 4958
- Market size
- £723K/yr1.4M searches / yr
- 90-day growth
- -11.7%search demand this quarter
- Competition
- 32%top-5 click share · 25 brands · 44 sellers
Flapen Score
Letter Box against its category
The dotted line is the DIY & Tools average. Past it, Letter Box is stronger. Inside it, weaker.
Market
The Letter Box market on Amazon at a glance
Shoppers on Amazon United Kingdom searched for Letter Box 1.4M times last year and spent an estimated £723K. The top 5 brands take 65% of clicks. Flapen scores it 58 out of 100, a Maybe.
01 · Demand
An estimated 2.8% of those searches ended in a purchase.
Shoppers searched for this 1.4M times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 2.8% of those searches ended in a purchase. Searches in the last 90 days moved -11.7% against the 90 days before. Searches, conversion and average price together put the market at an estimated £723K a year.
- Searches, last 12 months
- 1.4M
- Growth, 90 days vs prior 90
- -11.7%
- Conversion, latest week
- 2.8%
- Market size, estimated
- £723Ka year
- Peak month
- October1.3× the quietest month
- Top search term
- letter box418K searches a year
02 · Price
A sale here is worth £18.32.
Listings sell for £18.32 on average, from £7.36 to £80.66. Amazon reports units sold in ranges. This niche sold 30K to 40K a year. The average listing sells 250 to 500 of them. At £18.32 that is £5K to £9K a year per listing.
- Average price
- £18.32inside the $15 to $100 sweet spot
- Price range
- £7.36–£80.66
- Amazon United Kingdom median price
- £12.12across 27,606 niches
- Units sold a year
- 30K–40K
- Units per listing a year
- 250–500
- Revenue per listing a year
- £5K–£9K
- Returns
- 3.3%of orders · Amazon United Kingdom median 0.6%
03 · Entry bar
The bar here is ads and reviews.
96% of listings pay for placement with sponsored ads. 76% ship with Prime. On an average day, 10.0% of listings are out of stock. The average listing ranks #23 within Door Hardware & Locks. It carries 1,733 reviews at 4.34 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 96%
- Prime listings
- 76%
- Out of stock, average day
- 10.0%
- Average rank
- #23in Door Hardware & Locks
- Average rating
- 4.34 starsAmazon United Kingdom average 4.36 stars
- Average reviews
- 1,733per listing
- Listings tracked
- 50
04 · Newcomers
4 of last year's 7 launches cleared the first-year sales bar.
7 products launched here in the last 12 months. 4 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 47 months on average, so the names here are settling in.
- Launched, last 12 months
- 7
- Successful launches
- 4Amazon's first-year sales bar
- Average brand age
- 47 months
Products
Top Letter Box products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 22, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
SONGMICS Post Box Wall Mounted Letterbox Mailbox with Sloped Roof Copper Lock Cylinder Swivel Cap Viewing Windows Nameplate Easy to Install 9 x 21.8 x 31.8 cm Grey GMB032GZ01
- Price
- £15.62
- Rating
- 4.3/5
- Reviews
- 2,562
- Age
- 10mo ago

Post Boxes Wall Mounted Waterproof Steel Mail Box with 2 Keys Lockable Weatherproof Large Letter Lostal Boxes for Outside or Door 9 x 21.5 x 32 cm size
- Price
- £15.63
- Rating
- 4.5/5
- Reviews
- 409
- Age
- 3y ago

SONGMICS Post Box Wall Mounted Letterbox Mailbox Copper Lock Cylinder with Swivel Cap Viewing Windows Nameplate Easy to Install 11.5 x 25.5 x 39.5 cm Anthracite Grey GMB031G01
- Price
- £20.25
- Rating
- 4.3/5
- Reviews
- 2,562
- Age
- 3y ago

Xfort MailPlate 12 Letterplate Polished Chrome Premium Draught Proof Postal Letterbox Telescopic Sleeved Letter Box for uPVC Doors with 20-40mm Door Thickness.
- Price
- £11.87
- Rating
- 4.3/5
- Reviews
- 3,697
- Age
- 4y ago

lisetar Post Box Wall Mounted Steel Mail Box with Combination Lock - Weather-Resistant 3 Viewing Windows Rain Cover Lockable for Outside Black 40 x 25 x 10 cm
- Price
- £27.17
- Rating
- 4.3/5
- Reviews
- 215
- Age
- 1y ago
Trending
estimated 90-day click momentum
SONGMICS Modern Mailbox Lockable Wall-Mounted Post Letter Box with Newspaper Holder Easy to Install 9.5 x 29 x 31 cm Anthracite Grey GMB055G101
- Price
- £17.76
- Rating
- 4.6/5
- Reviews
- 3,589
- Age
- 3mo ago

SONGMICS Post Box Wall Mounted Letterbox Mailbox with Sloped Roof Copper Lock Cylinder Swivel Cap Viewing Windows Nameplate Easy to Install 9 x 21.8 x 31.8 cm Black GMB032BZ01
- Price
- £15.71
- Rating
- 4.3/5
- Reviews
- 2,562
- Age
- 10mo ago

Amazon Basics Post Box Wall Mount Lockable Letter Box Durable Galvanised Steel for Daily Post and Small Parcels 32.5 x 21.5 x 9.0 cm Black
- Price
- £10.12
- Rating
- 4.6/5
- Reviews
- 316
- Age
- 10mo ago

Keypak 10.62 (27cm) Door Letter Box for 20-40mm Door Thickness Sleeved Letterplate for UPVC Composite Timber Doors Anti-Snap Flap Internal Draught Excluder (Black/White)
- Price
- £11.20
- Rating
- 4.1/5
- Reviews
- 432
- Age
- 4y ago

Burg-Wachter CLASSIC POST BOX CHAR GRN MB01CG Chartwell Green 36x37x13cm
- Price
- £23.76
- Rating
- 4.5/5
- Reviews
- 6,864
- Age
- 11y ago
Newest
by launch date
SONGMICS Modern Mailbox Lockable Wall-Mounted Post Letter Box with Newspaper Holder Easy to Install 9.5 x 29 x 31 cm Anthracite Grey GMB055G101
- Price
- £17.76
- Rating
- 4.6/5
- Reviews
- 3,589
- Age
- 3mo ago

Amazon Basics Post Box Wall Mount Lockable Letter Box Durable Galvanised Steel for Daily Post and Small Parcels 32.5 x 21.5 x 9.0 cm Black
- Price
- £10.12
- Rating
- 4.6/5
- Reviews
- 316
- Age
- 10mo ago

SONGMICS Post Box Wall Mounted Letterbox Mailbox with Sloped Roof Copper Lock Cylinder Swivel Cap Viewing Windows Nameplate Easy to Install 9 x 21.8 x 31.8 cm Grey GMB032GZ01
- Price
- £15.62
- Rating
- 4.3/5
- Reviews
- 2,562
- Age
- 10mo ago

SONGMICS Post Box Wall Mounted Letterbox Mailbox with Sloped Roof Copper Lock Cylinder Swivel Cap Viewing Windows Nameplate Easy to Install 9 x 21.8 x 31.8 cm Black GMB032BZ01
- Price
- £15.71
- Rating
- 4.3/5
- Reviews
- 2,562
- Age
- 10mo ago

Burg Wachter Style Wall Mounted Steel Lockable Weather Resistant Post Box 31x21.5x7cm - Black
- Price
- £13.34
- Rating
- 4.1/5
- Reviews
- 70
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 32% of clicks, no more. An open shelf where new products get seen.
Brands
25 falling
Sellers
44
Est. top-5 brand share
65%
Top 20: 97%
Est. top-5 click share
32%
Top 20: 71%
Open market
30%
- SONGMICS32%
- UAP11%
- Burg-Wächter8%
- GREABER7%
- keypak6%
- Bwintech5%
Demand
Letter Box search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.3×
Search terms
Top Letter Box search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- letter box418K/yr
- post box289K/yr
- post boxes wall mounted waterproof117K/yr
- letterbox105K/yr
- letter box flap64K/yr
- mail box54K/yr
- postbox43K/yr
- letterboxes & accessories38K/yr
- post box wall mounted34K/yr
- postbox for outside wall33K/yr
Reviews and returns
What reviews say buyers love and hate about Letter Box
We read the reviews and the return reasons for every product selling here.
“Rubbish quality”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
21 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Letter Box questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data








