Mailbox Post Market Report: Sales Volume, Market Share, Leading Brands & Market Trends
Mailbox Post sales on Amazon US totaled 16,850 units in July 2026 (▼ 17.4% vs. the prior month), generating an estimated $1,193,548 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 52.2% of unit volume and 38.6% of revenue, while a typical listing is priced at $90.21. The keyword itself pulled 18,682 Amazon queries over the same period (▼ 1.3% MoM).
Zooming out to the 12-month window ending July 2026, the mailbox post Top 50 moved 184,650 units and $12,865,463 in cumulative sales — an average of 15,388 units and $1,072,122 per month. Monthly throughput topped out at 20,400 units in June 2026 and dipped to 9,600 in May 2026, leaving the latest reading 0.9% higher than August 2025.
Mailbox Post 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
16.9K
▼ 17.4% MoM
Monthly Revenue 2026/07
$1.2M
▼ 14.8% MoM
Top 10 Market Share 2026/07
52.2%
Mailbox Post Market Share & Sales Concentration on Amazon US — July 2026
The most-sold mailbox post listing on Amazon US in July 2026 is ASIN B0BP3KS4FS (Brand: ARCHITECTURAL MAILBOXES), which sold 3,000 units at $15.93 apiece — equal to 17.8% of every unit tracked in this report and 3.0× the volume of the No. 2 listing.
The Top 10 ASINs account for 8,800 units and $460,357 in July 2026 — 52.2% of unit volume and 38.6% of revenue among all 50 ranked ASINs in this report.
Sales Volume of Top ASINs for 'Mailbox Post' on Amazon
July 2026
Is 52.2% Top 10 share highly concentrated?
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Top 5 Volume Share breakdown
B0BP3KS4FS
Architectural Mailboxes Parsons Post Mount Mailbox, Black, Medium | Durable plastic build with weather-resistant outdoor construction. USPS approved.
3K
▼ 25.0%vs. prior month
$47.3K
latest month
12-month trend
B00J9Q06NM
Architectural Mailboxes Chadwick Galvanized Steel Post Mount Mailbox, 8950B-10, Black, Medium Capacity
1K
▼ 50.0%vs. prior month
$37.8K
latest month
12-month trend
B008HVH502
Mail Boss Mail Manager Modern Locking Post Mount Mailbox, USPS Approved | Mail Boss 7506 Mail Manager Curbside Locking Security Mailbox, Black,Large
1K
▲ 0.0%vs. prior month
$106.7K
latest month
12-month trend
B0BP2WWPLG
Architectural Mailboxes Mailbox to Go Mailbox with Post, Black, Medium | Includes the matching post and all hardware. Galvanized steel build and rust-resistant powder-coat finish. USPS approved.
1K
▲ 100.0%vs. prior month
$44.4K
latest month
12-month trend
B000VYL1P8
Mail Boss In-Ground Heavy Duty Steel Mailbox Post for Mail Boss Mailboxes | Mail Boss 7121, Black In-Ground Mounting Post, 43 x 4 x 4 inches, for Use with Mailbox
500
▲ 0.0%vs. prior month
$35K
latest month
12-month trend
B0BPBB24RW
Architectural MAILBOXES Ironside Large Capacity Galvanized Steel black, Post-Mount Mailbox, MB801BAM, Metal, Black
500
▲ 66.7%vs. prior month
$32.5K
latest month
12-month trend
Unlock to view all Top 50 ASIN competitors and their sales contributions
Best Mailbox Post Brands on Amazon US — Top 3 Brand Sales Concentration (July 2026)
ARCHITECTURAL MAILBOXES is the best-performing mailbox post brand in July 2026, moving 6,400 units across 6 ASINs for 72.7% of Top 10 volume. Mail Boss follows with 1,500 units (17.0%), ahead of Plexon on 500 units (5.7%).
With 4 brands splitting the Top 10 and 95.5% 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 $56.62 to $88.95, which frames the price band a competing listing has to justify.
Brand share of Top 10 volume
ARCHITECTURAL MAILBOXES
6 ASINs in Top 10
72.7%
Units
6.4K
Revenue
$247.5K
Avg. price
$56.62
B0BP3KS4FS
$15.93·★4.6·4.4K revsArchitectural Mailboxes Parsons Post Mount Mailbox, Black, Medium | Durable plastic build with weather-resistant outdoor construction. USPS approved.
Units sold3KB00J9Q06NM
$37.76·★4.6·3.2K revsArchitectural Mailboxes Chadwick Galvanized Steel Post Mount Mailbox, 8950B-10, Black, Medium Capacity
Units sold1KB0BP2WWPLG
$44.71·★4.4·621 revsArchitectural Mailboxes Mailbox to Go Mailbox with Post, Black, Medium | Includes the matching post and all hardware. Galvanized steel build and rust-resistant powder-coat finish. USPS approved.
Units sold1KB0BPBB24RW
$65.99·★4.8·719 revsArchitectural MAILBOXES Ironside Large Capacity Galvanized Steel black, Post-Mount Mailbox, MB801BAM, Metal, Black
Units sold500B0BP2Z3DL9
$92.54·★4.6·1.3K revsARCHITECTURAL MAILBOXES Grand Haven Plastic, Mailbox and Post Kit, Black Extra Large
Units sold500B0773QDGBR
$82.79·★4.6·4.1K revsArchitectural Mailboxes 6300B-10 Oasis 360 Locking Parcel Mailbox, Extra Large, Black, 6300B-10
Units sold400
Mail Boss
2 ASINs in Top 10
17.0%
Units
1.5K
Revenue
$141.7K
Avg. price
$88.81
B008HVH502
$107.58·★4.8·9.4K revsMail Boss Mail Manager Modern Locking Post Mount Mailbox, USPS Approved | Mail Boss 7506 Mail Manager Curbside Locking Security Mailbox, Black,Large
Units sold1KB000VYL1P8
$70.04·★4.7·4.4K revsMail Boss In-Ground Heavy Duty Steel Mailbox Post for Mail Boss Mailboxes | Mail Boss 7121, Black In-Ground Mounting Post, 43 x 4 x 4 inches, for Use with Mailbox
Units sold500
Plexon
1 ASIN in Top 10
5.7%
Units
500
Revenue
$44.7K
Avg. price
$88.95
B0DHYHN5X7
$88.95·★4.5·340 revsPlexon Jumbo Size Rural Mailbox, 3175 cu-in Capacity, Galvanized Steel, Powder-Coated, 15 in. H x 11.69 in. W x 24.82 in. L, Black, Extra Large
Units sold500
Trending Mailbox Post 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, 3 ASINs forced its way in: B0BPBB24RW booked 500 units at $65.99, with ▲ 66.7% MoM change.
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.
B0BPBB24RW
Architectural MAILBOXES Ironside Large Capacity Galvanized Steel black, Post-Mount Mailbox, MB801BAM, Metal, Black
Price
$65.99
Rating
4.8
Reviews
719
Latest month sales
B076DKHSDK
Step2 MailMaster Express Mailbox & Post, Weather Resistant, Large Outdoor Mailboxes, Made of Durable Plastic, Easy to Install, Flag Included, Mocha
Price
$65.99
Rating
4.7
Reviews
1.5K
Latest month sales
B0773QDGBR
Architectural Mailboxes 6300B-10 Oasis 360 Locking Parcel Mailbox, Extra Large, Black, 6300B-10
Unlock to view ASIN details and product titles
Price
$82.79
Rating
4.6
Reviews
4.1K
Latest month sales
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