Best Plastic Security Mailboxes in 2026
Daisy
Last Updated: Feb 9, 2026
Daisy
Last Updated: Feb 9, 2026
* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Large capacity security wall mount locking mailbox made of 14- and 16-gauge electrogalvanized steel for strength and durability
Patented anti-pry latch locking mechanism and 12-wafer disc lock to prevent leveraged entry
Includes innovative mounting bracket for quick and easy installation on most any surface
Stainless steel hinges and powder-coated finish for optimum weather resistance
Includes 3 keys, reflective house numbers, 4 lag bolts and drill bit for installation
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| LKF USA | 9.63 | ❌ | ❌ | ❌ |
1. Perfect size - 46" tall X 16.5" W, Item Weight: 18.3 pounds, Large tall and heavy duty. Material: cast aluminum and cast iron. Color: Bronze
2. Brand new and high quality color, classic and upscale made of aluminum and steel, durable and for long time using with lock for keeping your letter security simple assemble need and all the hardware include.
3. Locking access door with 2 keys keeps mail safe, Features a historic design, locking door. Please note: the mailbox has no red flag, only for receiving mails and can't mail it out.
4. Elegance stylish retro appearance makes it a beautiful scenery décor for your garden or your home, it is also perfect for gift to your families or friends
5. The easy assembly and installation will have your new stylish mailbox up in no time. Do Not Hesitate, Just Buy One!
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Medium capacity is able to hold days worth of mail at a time
Crafted with quality galvanized steel for strength and durability
Powder-coated in an elegant venetian bronze finish to withstand outdoor elements
Optional decorative 'Mail' emblem included
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ✅ |
Large capacity secure wall mount locking mailbox made of 14- and 16-gauge electrogalvanized steel for strength and durability
Patented anti-pry latch locking mechanism and 12-wafer disc lock to prevent leveraged entry; Includes vandal resistant flag
Patented Fast-Trak Mounting Plate for easy installation on existing posts in minutes
Stainless steel hinges and powder-coated finish for optimum weather resistance
Includes 3 keys, reflective house numbers, 4 lag bolts and drill bit for installation. Locking access door with commercial grade high security wafer lock.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| GTlight | 9.91 | ✅ | ✅ | ✅ |
HIGH-QUALITY, DURABLE: Mailboxes for Outside are made of strong steel and painted to effectively prevent rust, scratch-resistant ,this product will provide long-term durability and use for years .
SECURE DESIGN: The lockable wall mount mailbox is made of a strong metal with two keys, and it gives faster and more immediate access.
LARGE CAPACITY: Mail box fits hold multiple letters, newspapers, emails, etc., and also can accommodate letters from the family for a period of time. Size:12"x 10.51"x 4.68"
EASY INSTALLATION: Mail Drop Box has pre-drilled holes, mounting screws and simple 3 steps installation instructions. You can install it according to the instructions. It is simple and quick.
MODERN & STYLISH LOOK: Mail box with elegant and modern design , which is prefect to decorate the exterior of the house.Also, it is environmentally friendly paint, so it isn't harmful to the body.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| FINE ART LIVING | 5.26 | ✅ | ✅ | ✅ |
Cast Aluminum: Thick aluminum metal promises strength and durability, as well as resistance against weather and scuffing
Hand Crafted Design: Ornamented in a Rustic Bronze aesthetic to complement any color scheme
Key Locking Mechanism: Unobtrusive key-lock mechanism ensures security without aesthetic comprimise
Large Mail Capacity: Able to hold multiple days of mail (15.5"x16.5"x4")
Easy Installation: Mailbox comes fully assembled, mounting hardwares is included
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ❌ |
Product 1: Your purchase includes One Mail Boss Package Master Curbside Locking Security Mailbox in Bronze + Installation hardware | Mount post not included
Product 1: Mail Box dimensions – 21.5" D x 12" W x 16.5" H | Weight – 53 lbs. | Packages – 10.5” L x 3.5” – 4.5” W x 3.5” – 4.5” H | Refer to product pictures for more dimensions
Product 1: Stainless steel hinges and powder-coated finish for optimum weather resistance
Product 1: Patented anti-pry latch locking mechanism in a 12- and 14-gauge electro-galvanized welded steel construction
Product 2: Post made of heavy-duty 10- and 14-gauge electrogalvanized steel
Product 2: Features durable powder-coated finish
Product 2: Can be used with a wooden post for deep in-ground installations
Product 2: Includes 4 mounting bolts and clear instructions
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ❌ |
Product 1: USPS approved full-service residential locking mailbox prevents mail-identity theft
Product 1: 14- and 16-gauge electro galvanized welded steel construction defends against vandalism
Product 1: Innovative baffle door accepts small packages and deters fishing
Product 1: Patented anti-pry latch locking mechanism deters leveraged entry
Product 2: Made of 12-gauge electrogalvanized welded steel
Product 2: Features durable powder-coated finish
Product 2: Easy installation for 3 Mail Boss mailboxes on 1 Post
Product 2: Accepts all Mail Boss brand Locking Security Mailboxes
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Amazon.com | 9.68 | ✅ | ✅ | ❌ |
Product 1: USPS approved full-service residential locking mailbox prevents mail-identity theft
Product 1: 14- and 16-gauge electro galvanized welded steel construction defends against vandalism
Product 1: Innovative baffle door accepts small packages and deters fishing
Product 1: Patented anti-pry latch locking mechanism deters leveraged entry
Product 2: Made of 10-gauge electrogalvanized welded steel
Product 2: Features durable powder-coated finish
Product 2: Used with Surface Mount Post for mounting onto a 4-8" curb or sidewalk
Product 2: Includes necessary hardware & clear instructions
Here is the list of top-rated brands that were evaluated by PM.
| Brand | Count |
|---|---|
| Mail Boss | 5 |
| Fine Art Lighting | 1 |
| Gibraltar Mailboxes | 1 |
| Kyodoled | 1 |
| Polar Aurora | 1 |
We've carried out a comprehensive analysis of 12,057 reviews on security mailboxes, using our selection criteria to identify the best options in the categories. Our findings reveal that most customers typically select security mailboxes priced around $139.14, with top brands including and
Our team of expert editors reviewed these high-quality items and handpicked the top 9 security mailboxes for your consideration. We've also done extensive research on numerous sellers, identifying the best ones in the categories category. These include and .
We are dedicated to assisting our users in finding the right mailboxes Products based on their needs, saving them considerable time when choosing which security mailboxes to buy. We take pride in the number of satisfied users we've helped through our thorough and insightful reviews.
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