Window Lock Market Report: Sales Volume, Market Share, Leading Brands & Market Trends
Window Lock sales on Amazon US totaled 38,150 units in July 2026 (▲ 10.3% vs. the prior month), generating an estimated $459,668 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 68.2% of unit volume and 63.4% of revenue, while a typical listing is priced at $15.48. The keyword itself pulled 15,650 Amazon queries over the same period (▼ 3.2% MoM).
Zooming out to the 12-month window ending July 2026, the window lock Top 50 moved 310,700 units and $3,926,742 in cumulative sales — an average of 25,892 units and $327,229 per month. Monthly throughput topped out at 38,150 units in July 2026 and dipped to 14,950 in December 2025, leaving the latest reading 19.2% higher than August 2025.
Window Lock 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
38.1K
▲ 10.3% MoM
Monthly Revenue 2026/07
$459.7K
▲ 2.8% MoM
Top 10 Market Share 2026/07
68.2%
Window Lock Market Share & Sales Concentration on Amazon US — July 2026
The most-sold window lock listing on Amazon US in July 2026 is ASIN B00BAFIQF0 (Brand: PRIME-LINE), which sold 5,000 units at $5.39 apiece — equal to 13.1% of every unit tracked in this report.
The Top 10 ASINs account for 26,000 units and $291,200 in July 2026 — 68.2% of unit volume and 63.4% of revenue among all 50 ranked ASINs in this report.
Sales Volume of Top ASINs for 'Window Lock' on Amazon
July 2026
Is 68.2% Top 10 share highly concentrated?
Ask AI to evaluate competition, market structure, and entry opportunities using ’s tracked Amazon sales, ranking, and keyword data.
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Top 5 Volume Share breakdown
B00BAFIQF0
Prime-Line U 9819 Aluminum, Sliding Window Security Lock (4 Pack)
5K
vs. prior month
$24.2K
latest month
12-month trend
B0D9NPFRH7
AceMining 1 Pack Sliding Door Security Bar, Patio Door Lock, 20-50 in | Sliding Glass Door Security Bar for Patio Door, Window Security and Door Stopper Protection
5K
▲ 0.0%vs. prior month
$84.9K
latest month
12-month trend
B0DBV8T3RB
ZRFCXE Window Locks, Fits Horizontal & Vertical Sliding Windows (4 Pack) | Aluminum Alloy Window Lock,Sturdy Durable. Lock or Adjust Vents to Stop Falls,Reliable Safety Protection for Home and Travel
4K
▼ 20.0%vs. prior month
$41.1K
latest month
12-month trend
B0F4CZGMBW
Sliding Window Locks with Key，2 Sets for Horizontal Vertica Window | Window Locks, Aluminum Stops, Sturdy Long-Lasting, Lock Closed or Ajar for Safe Ventilation Protecting Family & Pets
4K
▲ 0.0%vs. prior month
$33.4K
latest month
12-month trend
B00I8OH1VQ
Burglabar 2 Pack Additional Security for Sliding Patio Doors and Sliding Glass Windows.
2K
▼ 33.3%vs. prior month
$23.9K
latest month
12-month trend
B0FW3CPWW3
Sliding Door Security Bar, 17-50 inch Adjustable, Window Security Bar with Rubber Tips, Sliding Door Lock Bars, for Window Safety Bars Home Apartment Safety, Home Apartment Patio Heavy Duty Interior
2K
▲ 0.0%vs. prior month
$26.6K
latest month
12-month trend
Unlock to view all Top 50 ASIN competitors and their sales contributions
Best Window Lock Brands on Amazon US — Top 3 Brand Sales Concentration (July 2026)
PRIME-LINE is the best-performing window lock brand in July 2026, moving 5,000 units across 1 ASIN for 19.2% of Top 10 volume. AceMining follows with 5,000 units (19.2%), ahead of ZRFCXE on 5,000 units (19.2%).
Volume is spread across 8 brands, with the top three holding 57.7% between them. No single label controls the shelf, which usually leaves room for a well-differentiated listing to take share without outspending an incumbent. Average selling prices among the leaders run from $5.39 to $16.99, which frames the price band a competing listing has to justify.
Brand share of Top 10 volume
PRIME-LINE
1 ASIN in Top 10
19.2%
Units
5K
Revenue
$24.2K
Avg. price
$5.39
B00BAFIQF0
$5.39·★4.4·11.8K revsPrime-Line U 9819 Aluminum, Sliding Window Security Lock (4 Pack)
Units sold5K
AceMining
1 ASIN in Top 10
19.2%
Units
5K
Revenue
$84.9K
Avg. price
$16.99
B0D9NPFRH7
$16.99·★4.5·1.8K revsAceMining 1 Pack Sliding Door Security Bar, Patio Door Lock, 20-50 in | Sliding Glass Door Security Bar for Patio Door, Window Security and Door Stopper Protection
Units sold5K
ZRFCXE
2 ASINs in Top 10
19.2%
Units
5K
Revenue
$51.1K
Avg. price
$9.94
B0DBV8T3RB
$9.98·★4.5·3.5K revsZRFCXE Window Locks, Fits Horizontal & Vertical Sliding Windows (4 Pack) | Aluminum Alloy Window Lock,Sturdy Durable. Lock or Adjust Vents to Stop Falls,Reliable Safety Protection for Home and Travel
Units sold4KB0GRPDNRDF
$9.89·★4.5·1.6K revsZRFCXE Window Locks 4 Sets，Adjustable Aluminum Stopper for Window Security | Sliding window locks, drill-free easy install, solid long-lasting build for home & apartment horizontal and vertical windows
Units sold1K
Trending Window Lock 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, 2 ASINs forced its way in: B00BAFIQF0 booked 5K units at $5.39. On the growth side, B0FBMGS3QF leads positive momentum with ▲ 100.0% MoM growth on 1K units.
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.
B00BAFIQF0
Prime-Line U 9819 Aluminum, Sliding Window Security Lock (4 Pack)
Price
$5.39
Rating
4.4
Reviews
11.8K
Latest month sales
B0GRPDNRDF
ZRFCXE Window Locks 4 Sets，Adjustable Aluminum Stopper for Window Security | Sliding window locks, drill-free easy install, solid long-lasting build for home & apartment horizontal and vertical windows
Price
$9.89
Rating
4.5
Reviews
1.6K
Latest month sales
B0FBMGS3QF
STERGDE Window Locks Security, Anti-Fall Aluminum Window Stopper (4 Sets) | Window Locks for Up and Down Windows & Horizontal Windows, Sturdy Sliding Window Locks Protect Your Family and Pets
Unlock to view ASIN details and product titles
Price
$8.89
Rating
4.6
Reviews
1.4K
Latest month sales
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