July 1, 2025

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10 Best large mailboxes of 2025

Save up to 33% off

Best Choice

1

ARCHITECTURAL MAILBOXES
ARCHITECTURAL MAILBOXES Grand Haven Plastic, Mailbox and Post Kit, Black Extra Large

11% Off
Main highlights

Oversized Mailbox and Post Combo
Convenient combination includes mailbox, slip-over post sleeve, mounting and installation hardware. Extra-large capacity perfect for online shoppers. Constructed from heavy-duty, rust-proof plastic.

Ideal for Frequent Shippers
Perfect for online shoppers and small business owners. Holds multiple packages alongside mail, magazines, and padded envelopes. All-weather durability with a UV inhibitor.

Ease of Assembly
Commonly praised for easy assembly. Most users assembled it in just a few minutes using only a screwdriver. Clear instructions and snug-fitting parts.
9.8

Exceptional

Our Rating

9.5
lasts a long time

8.4
Durability

8.4
Easy to build
How do we rank?

Powerful technology We scan thousands of products and stores, analyzing reviews to find what matters most to users like you

Careful review Our team ensures quality, value, and fit based on real user feedback

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Real users impact

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Based on millions of stores and reviews

Shoppers influence our rankings
Analyzing top stores
Value for Money

2

Plexon
Plexon 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)
Main highlights

Extra Large Capacity
The mailbox boasts a 3175 cu-in capacity, accommodating multiple packages and envelopes efficiently.

Versatile Installation
Ideal for residential or commercial use with compatibility for various accessories.

Durability and Weather Resistance
Praised for its robust design and powder-coated finish that withstands outdoor elements.
9.6

Exceptional

Our Rating
3

Step2

Step2 Town-to-Town XL Post-Mount Mailbox, Weather Resistant, Large Outdoor Mailboxes, Made of Durable Plastic, Easy to Install, USPS T4 Sized Mailbox, Flag Included, Onyx Black

20% Off
9.4

Excellent

Our Rating

9.7
lasts a long time

9.7
Durability

9.3
Easy installation
4

ARCHITECTURAL MAILBOXES

Gibraltar ST2000AM Stanley Post-Mount Mailbox, XL, Gray Steel - Quantity 1

19% Off
9.1

Excellent

Our Rating
5

ARCHITECTURAL MAILBOXES
Architectural Mailboxes 950020B-10 Centennial Postmount Mailbox, XL, Black
Main highlights

Key Features & Benefits
Spacious, corrosion-resistant mailbox fits USPS large flat rate boxes, features a sleek magnetic closure, and mounts easily to existing posts.

Ideal Use Cases
Perfect for homeowners receiving large mail volumes or parcels, ensuring security and protection from the elements.

Customer Praise
Reviewers consistently highlight its durable construction and how effectively it keeps mail dry and secure.
8.8

Very Good

Our Rating

9.9
Easy to build

9.9
lock easily

9.5
worth the money
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6

ShoppingOnBed
ShoppingOnBed Extra-Large Black Galvanized Steel Post-Mount Mailbox, 11.69in. W x 14.98in. H x 24.82in. L - Extra Large Mailbox - Black Locking Mailbox - Mailboxes for Outside Post Mount
Main highlights

Key Features
Galvanized steel construction ensures strength, stability, and rust resistance. Extra-large capacity and durable powder coat finish enhance longevity and weather resistance.

Ideal Use Cases
Perfect for homeowners receiving multiple packages, large boxes, or volumes of mail, ensuring protection and ample space without daily emptying.

Customer Praise
Most reviews highlight its spaciousness and ability to accommodate a high volume of packages, appreciating the robust construction and weather resistance.
8.6

Very Good

Our Rating

9.5
Waterproof

9.1
Easy installation

9.1
worth the money
7

Gibraltar Mailboxes
Gibraltar Mailboxes Stanley Extra-Large Capacity Galvanized Steel Grey, Post-Mount Mailbox, ST200000
Main highlights

Key Features
Extra-large capacity, heavy-duty galvanized steel, rust-resistant, fully assembled, includes outgoing mail flag. Ideal for multiple packages and weather durability.

Ideal Use Cases
Perfect for homeowners receiving large volumes of packages, in areas with harsh weather conditions, ensuring safe and dry mail storage.

Customer Reviews
Most praised for its sturdy construction and ample space, accommodating large packages easily and securely.
8.3

Good

Our Rating

9.7
Easy to build

9.5
Easy installation

8.9
Durability
8

ARCHITECTURAL MAILBOXES
Architectural MAILBOXES Ironside Large Capacity Galvanized Steel black, Post-Mount Mailbox, MB801BAM, Metal, Black

33% Off
Main highlights

Heavy Duty Construction
Engineered from thick gauge, heavy-duty galvanized steel for maximum fortitude and impact resistance. Powder-coated finish resists rust and elements. Large capacity for high volume deliveries.

Ideal for Windy and Rainy Areas
Perfect for locations with extreme weather conditions. Recessed door prevents moisture entry, and overhang design protects against wind and rain.

Highly Durable and Reliable
Customers frequently praise its durability and heavy-duty build. Many appreciate the secure magnetic latch and the longevity compared to plastic mailboxes.
8.2

Good

Our Rating

9.7
materials Quality

8.9
Durability

8.7
Easy installation
9

ARCHITECTURAL MAILBOXES
Brunswick Large, Steel, Post Mount Mailbox, Black with Brushed Nickel
Main highlights

Key Features
Heavy-duty galvanized steel, large capacity, rust-resistant with glossy black finish. Pre-drilled holes simplify installation. Magnetic latch and embossed sides enhance functionality.

Ideal Use Cases
Perfect for homeowners receiving high volume mail, including packages and magazines. Suitable for areas exposed to weather elements.

Customer Praise
Most reviews highlight the mailbox`s durability, ample space, and the effective magnetic latch, appreciating its ease of installation and elegant design.
8.1

Good

Our Rating

9.7
Easy to build

9.3
lock easily

9.1
Easy installation
10

ARCHITECTURAL MAILBOXES

Architectural Mailboxes 7900-7B-SR-10 Boulder Postmount Mailbox, Large, Black
7.9

Good

Our Rating

9.7
Easy to build

9.5
Easy installation

8.9
Waterproof

10 Best large mailboxes of 2025

1

ARCHITECTURAL MAILBOXES Grand Haven Plastic, Mailbox and Post Kit, Black Extra Large

9.5

8.4

8.4

How do we rank?

How do we rank?

Analyzing top stores

2

Plexon 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)

3

Step2 Town-to-Town XL Post-Mount Mailbox, Weather Resistant, Large Outdoor Mailboxes, Made of Durable Plastic, Easy to Install, USPS T4 Sized Mailbox, Flag Included, Onyx Black

9.7

9.7

9.3

4

Gibraltar ST2000AM Stanley Post-Mount Mailbox, XL, Gray Steel - Quantity 1

5

Architectural Mailboxes 950020B-10 Centennial Postmount Mailbox, XL, Black

9.9

9.9

9.5

6

ShoppingOnBed Extra-Large Black Galvanized Steel Post-Mount Mailbox, 11.69in. W x 14.98in. H x 24.82in. L - Extra Large Mailbox - Black Locking Mailbox - Mailboxes for Outside Post Mount

9.5

9.1

9.1

7

Gibraltar Mailboxes Stanley Extra-Large Capacity Galvanized Steel Grey, Post-Mount Mailbox, ST200000

9.7

9.5

8.9

8

Architectural MAILBOXES Ironside Large Capacity Galvanized Steel black, Post-Mount Mailbox, MB801BAM, Metal, Black

9.7

8.9

8.7

9

Brunswick Large, Steel, Post Mount Mailbox, Black with Brushed Nickel

9.7

9.3

9.1

10

Architectural Mailboxes 7900-7B-SR-10 Boulder Postmount Mailbox, Large, Black

9.7

9.5

8.9

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