Best Large Lockable Porch Mailboxes

Looking for the best large lockable porch mailboxes to keep your packages safe? We’ve tested top models to bring you the smartest buys available today, offering peace of mind and protection from theft and bad weather.

Package theft happens to many home owners every single day. Modern lockable porch mailboxes stop thieves in their tracks fast. Users love the true peace of mind these secure drop boxes offer.

Buyers say their daily deliveries now stay completely safe from bad weather. Heavy steel builds keep letters and packages clean and dry all year long.

This guide helps you choose the best large mailbox for your home porch. We tested top models to show you the smartest buys available today. Read on to find the perfect secure box for all your home needs!

List of Top 10 Large Lockable Porch Mailboxes

Title	Best For	Price
VEVOR Parcel Drop Boxes for Outside 15.4″ x 10.6″ x 20.5″, Galvanized Steel Wall Mount Mailbox with Coded Lock, Anti-Theft Baffle, IPX3 Waterproof Lockable Large Mailbox for Porch, Curbside	This VEVOR Parcel Drop Box is perfect for anyone who wants to keep their packages safe and secure. It’s ideal for busy people who receive lots of deliveries and need a reliable, weatherproof solution.	View on Amazon (paid link)
Adoorn Lockable Post Mount Mailboxes for Outside – Large Anti-Theft Locking Mailbox for Packages and Letters – Weatherproof Construction – Durable Steel – 15.5″ H x 12″ W x 18.5″ D – Black	This mailbox is perfect for homeowners, rural residents, and anyone who wants safe deliveries without worry. It’s made for people who value security, style, and durability all in one.	View on Amazon (paid link)
Adoorn Lockable Post Mount Mailboxes for Outside – Large Anti-Theft Locking Mailbox for Packages and Letters – Weatherproof Construction – Durable Steel – 15.5″ H x 12″ W x 18.5″ D – Navy	This mailbox is perfect for anyone who wants safe deliveries and a stylish front entry. It’s ideal for homeowners, renovators, and rural residents who need security, durability, and peace of mind every day.	View on Amazon (paid link)
Merapi Large Parcel Drop Box with Lock, 1mm Heavy-Duty Steel Outdoor Package Delivery Box, Anti-Theft Parcel Drop Box for Porch, Weatherproof Secure Mailbox with Mail Slot, Holds Multiple Packages	This parcel drop box is perfect for busy people who shop online often or get daily deliveries. It’s ideal for homes, apartments, or offices needing a secure, weatherproof spot for packages.	View on Amazon (paid link)
45″ Package Delivery Box for Outside – Lockable Black Metal Parcel Drop Box, Anti-Theft, IPX4 Waterproof, Weather-Resistant Mailbox for Porch, Fence, Curbside (XXL: 45.1″ * 14.37” * 19.1“)	This 45″ Package Delivery Box is perfect for anyone who wants to keep their parcels safe and dry. It’s great for busy people who aren’t always home to receive deliveries.	View on Amazon (paid link)
IRONMAX Heavy Duty Steel Package Delivery Boxes for Outside, 17″x16.5″x34”	This is best for home owners who get lots of mail. It is great for smart shoppers who want to keep goods safe.	View on Amazon (paid link)
IRONMAX Heavy Duty Steel Package Delivery Boxes for Outside, 16″x15″x40″	This delivery box is perfect for anyone who gets packages often and wants them safe, dry, and secure. It’s great for homeowners, office workers, and small business owners who need a strong, weatherproof place to keep mail and parcels protected outside.	View on Amazon (paid link)
COSTWAY Large Outdoor Package Delivery Box Galvanized Steel Mailbox	This COSTWAY Large Outdoor Package Delivery Box is perfect for anyone who wants to keep their mail and packages safe and organized. It’s great for busy families, online shoppers, or anyone who values convenience and security.	View on Amazon (paid link)
Ydocabinit Package Delivery Boxes for Outside,Extra Large Mailbox,Galvanized Steel Parcel Mailbox,Wall Mounted Lockable Anti-Theft for Outdoor Porch,Curbside,Grey,BG010A	This extra large mailbox is perfect for homeowners, apartment dwellers, and small business owners who want safe, secure, and easy package deliveries right at their door. It’s ideal for anyone who values protection, style, and convenience in one smart solution.	View on Amazon (paid link)
Uniclife Wall Mount Mailbox for Outside, Black Locking Mailbox	This mailbox is perfect for anyone who wants to keep their mail safe and organized. It’s great for homes, offices, or stores needing a secure drop box.	View on Amazon (paid link)

Detailed Reviews

Discover the top 10 large lockable porch mailboxes carefully selected for security, durability, and style. Each mailbox is reviewed for anti-theft features, weather resistance, and ease of installation. Whether you need a galvanized steel option or a modern design, this guide helps you find the perfect fit for your home. Read on to choose the best mailbox that keeps your packages safe and enhances your curb appeal.

1. VEVOR Parcel Drop Boxes for Outside 15.4″ x 10.6″ x 20.5″, Galvanized Steel Wall Mount Mailbox with Coded Lock, Anti-Theft Baffle, IPX3 Waterproof Lockable Large Mailbox for Porch, Curbside

The VEVOR Parcel Drop Box keeps your packages safe and secure. Made from galvanized steel, it’s built to last up to 10 years.

It has anti-theft features, waterproof protection, and easy installation. The coded lock and baffle stop theft, while IPX3 rating guards against rain and snow.

With 33-44 pounds of storage, it fits mail, magazines, and packages. Install it in 3 steps on walls, porches, or curbside for convenient access.

Pros	Cons
Secure password lock keeps packages safe. Durable galvanized steel resists rust and scratches. Waterproof design protects against rain and snow. Large capacity holds heavy packages with ease. Easy installation with pre-drilled holes saves time.	No smart features like alerts or remote access. Fixed size may not fit larger packages. Wall mount only, no freestanding option.

Perfect For:

This VEVOR Parcel Drop Box is perfect for anyone who wants to keep their packages safe and secure. It’s ideal for busy people who receive lots of deliveries and need a reliable, weatherproof solution.

Ready to Purchase?

View Price on Amazon (paid link)

2. Adoorn Lockable Post Mount Mailboxes for Outside – Large Anti-Theft Locking Mailbox for Packages and Letters – Weatherproof Construction – Durable Steel – 15.5″ H x 12″ W x 18.5″ D – Black

Adoorn Lockable Post Mount Mailboxes for Outside - Large Anti-Theft Locking Mailbox for Packages and Letters - Weatherproof Construction - Durable Steel - 15.5

The Adoorn Lockable Post Mount Mailbox is durable and weatherproof, made from heavy-duty steel. It keeps your mail and packages safe with a commercial-grade lock. Its modern design boosts your home’s curb appeal instantly.

This mailbox is rust-proof and built to last, protecting your deliveries in any weather. It’s easy to install and pairs perfectly with Adoorn’s address numbers and mounting post for a complete look.

Pros	Cons
Secure design keeps mail and packages safe from theft. Weatherproof steel protects against rain, snow, and rust. Modern look boosts curb appeal with bold or neutral colors. Easy to mount with included hardware for quick setup.	Post sold separately, adds extra cost. Package size limited, only fits small to medium items. No backup keys, risk of losing access.

Perfect For:

This mailbox is perfect for homeowners, rural residents, and anyone who wants safe deliveries without worry. It’s made for people who value security, style, and durability all in one.

Ready to Purchase?

View Price on Amazon (paid link)

3. Adoorn Lockable Post Mount Mailboxes for Outside – Large Anti-Theft Locking Mailbox for Packages and Letters – Weatherproof Construction – Durable Steel – 15.5″ H x 12″ W x 18.5″ D – Navy

The Adoorn Lockable Mailbox is a modern, secure solution for your mail and packages. Its bold design upgrades your curb appeal instantly. Choose from neutral or bold colors to match your style.

This anti-theft mailbox keeps deliveries safe with a commercial-grade lock. It holds 7–14 days of mail and packages up to 16″ x 10″ x 2″. The concealed outgoing clip adds extra security.

Made of durable steel, it’s weatherproof and rust-resistant. Pair it with Adoorn address numbers and a mounting post for a complete look. Everything you need is included for easy setup.

Pros	Cons
Stop mail theft with a strong lock. Keeps rain out to protect your mail. Holds lots of mail and big boxes. Built from tough steel that will not rust. Gives your home a nice modern look.	No mounting post included, requires separate purchase. Limited package size (up to 16″ x 10″ x 2″). Heavy steel may be challenging to install alone.

Perfect For:

This mailbox is perfect for anyone who wants safe deliveries and a stylish front entry. It’s ideal for homeowners, renovators, and rural residents who need security, durability, and peace of mind every day.

Ready to Purchase?

View Price on Amazon (paid link)

4. Merapi Large Parcel Drop Box with Lock, 1mm Heavy-Duty Steel Outdoor Package Delivery Box, Anti-Theft Parcel Drop Box for Porch, Weatherproof Secure Mailbox with Mail Slot, Holds Multiple Packages

Merapi Large Parcel Drop Box with Lock, 1mm Heavy-Duty Steel Outdoor Package Delivery Box, Anti-Theft Parcel Drop Box for Porch, Weatherproof Secure Mailbox with Mail Slot, Holds Multiple Packages

Keep your packages safe with the Merapi Large Parcel Drop Box. Made from 1mm heavy-duty steel, it keeps deliveries secure when you’re not home. The reinforced lock adds extra protection against theft.

This box has a large capacity for multiple packages. It includes a mail slot for letters and small items. Perfect for daily deliveries and online shopping.

The box is weatherproof and easy to install. Strong, simple, and built to last.

Pros	Cons
Heavy-duty steel keeps packages safe Anti-theft lock stops porch pirates Large capacity fits multiple deliveries Weatherproof design protects in any season Easy installation for home or office use	Heavy to move and install, needs two people. No smart lock or app control for access. Large size may not fit small porches or spaces.

Perfect For:

This parcel drop box is perfect for busy people who shop online often or get daily deliveries. It’s ideal for homes, apartments, or offices needing a secure, weatherproof spot for packages.

Ready to Purchase?

View Price on Amazon (paid link)

5. 45″ Package Delivery Box for Outside – Lockable Black Metal Parcel Drop Box, Anti-Theft, IPX4 Waterproof, Weather-Resistant Mailbox for Porch, Fence, Curbside (XXL: 45.1″ * 14.37” * 19.1“)

This XXL delivery box is built tough with cold-rolled steel and a lockable design. It keeps your packages safe and secure for years.

It holds multiple parcels with ease. It stays strong in rain or snow. It installs fast with simple hardware.

Pros	Cons
Built tough with 1mm steel for 10+ years of use. Locks tight, keeps parcels safe from theft. Weatherproof design protects against rain, snow, and rust. Huge space fits multiple packages easily. Quick setup with clear instructions and all tools.	Big size needs a lot of room. Hard to move on your own. Must drill holes to bolt down.

Perfect For:

This 45″ Package Delivery Box is perfect for anyone who wants to keep their parcels safe and dry. It’s great for busy people who aren’t always home to receive deliveries.

Ready to Purchase?

View Price on Amazon (paid link)

6. IRONMAX Heavy Duty Steel Package Delivery Boxes for Outside, 17″x16.5″x34”

Keep your deliveries safe with the IRONMAX Heavy Duty Steel Package Delivery Box. Strong, secure, and built to last, it protects every package from theft and weather.

The lockable anti-theft system stops package fishing. The steel cable and lock keep it anchored. The mail and parcel slots make it easy to store letters and boxes together.

Made from galvanized steel, it resists rain and fading. The compact design fits anywhere. The easy ground mount makes setup quick and secure.

Pros	Cons
Secure lockable design keeps packages safe from theft. Weatherproof steel resists rain, wind, and fading. 2-in-1 for mail and packages in one compact unit. Easy ground mount setup with all tools included.	Large size may feel bulky in small spaces Assembly tools like impact drill not included Heavy steel build makes moving it difficult

Perfect For:

This is best for home owners who get lots of mail. It is great for smart shoppers who want to keep goods safe.

Ready to Purchase?

View Price on Amazon (paid link)

7. IRONMAX Heavy Duty Steel Package Delivery Boxes for Outside, 16″x15″x40″

Keep your deliveries safe. Keep them dry. Keep them organized.

Made with heavy-duty steel. Built to resist rain and wind. Designed with a sleek black finish.

Easy to install. Easy to use. Easy to trust.

Pros	Cons
Keeps packages safe with lockable anti-theft design Strong steel build resists rain, wind, and fading Easy install with wall or floor mount options Compact size fits porches, driveways, or hallways All-in-one storage for mail, magazines, and parcels	Compact size may not fit very large parcels Steel build makes it heavier to move or reposition

Perfect For:

This delivery box is perfect for anyone who gets packages often and wants them safe, dry, and secure. It’s great for homeowners, office workers, and small business owners who need a strong, weatherproof place to keep mail and parcels protected outside.

Ready to Purchase?

View Price on Amazon (paid link)

8. COSTWAY Large Outdoor Package Delivery Box Galvanized Steel Mailbox

The COSTWAY Large Outdoor Package Delivery Box is a dual-function solution for your mail and packages. It keeps everything organized and secure right at your doorstep. Made from galvanized steel, it’s built to last.

It’s weather-resistant, rust-proof, and durable. The lockable door and anti-theft panel keep your items safe. A removable pad protects packages from damage.

Installation is easy and stable. It comes with foot pads and a bolt-down base. Perfect for porches, yards, or curbside use.

Pros	Cons
Keeps mail and packages safe Strong steel build resists weather Lockable design stops theft Soft pad protects deliveries Easy setup with stable base	No smart features like notifications or remote access. Heavy to move and install without help. Limited color options for personal style.

Perfect For:

This COSTWAY Large Outdoor Package Delivery Box is perfect for anyone who wants to keep their mail and packages safe and organized. It’s great for busy families, online shoppers, or anyone who values convenience and security.

Ready to Purchase?

View Price on Amazon (paid link)

9. Ydocabinit Package Delivery Boxes for Outside,Extra Large Mailbox,Galvanized Steel Parcel Mailbox,Wall Mounted Lockable Anti-Theft for Outdoor Porch,Curbside,Grey,BG010A

Ydocabinit Package Delivery Boxes for Outside,Extra Large Mailbox,Galvanized Steel Parcel Mailbox,Wall Mounted Lockable Anti-Theft for Outdoor Porch,Curbside,Grey,BG010A

The Ydocabinit Package Delivery Box keeps your packages safe. Made from galvanized steel, it’s durable and lockable for anti-theft protection.

It’s easy to install, stylish, and practical. The grey, modern design fits any outdoor space.

With a large size of 29.49″x16.1″x8.94″, it holds parcels, letters, and more. Perfect for homes, apartments, or businesses.

Pros	Cons
Strong steel keeps packages safe Modern look adds style to your porch Big size fits most deliveries easily Quick install with simple hardware Lockable design stops package theft	No waterproof seal may let rain in. Heavy weight makes mounting tricky. Keys can get lost, risking access.

Perfect For:

This extra large mailbox is perfect for homeowners, apartment dwellers, and small business owners who want safe, secure, and easy package deliveries right at their door. It’s ideal for anyone who values protection, style, and convenience in one smart solution.

Ready to Purchase?

View Price on Amazon (paid link)

10. Uniclife Wall Mount Mailbox for Outside, Black Locking Mailbox

The Uniclife Wall Mount Mailbox is built to last. Made with 1 mm galvanized steel, it’s heavy-duty and tamper-resistant. It keeps your mail safe and dry in any weather.

This mailbox is versatile. Use it for family mail, donations, or documents. It’s perfect for homes or offices.

It’s secure and convenient. A metal lock keeps items safe, while a pull-down door lets you drop items easily. The large capacity holds letters, newspapers, and more.

Pros	Cons
Sturdy 1 mm galvanized steel build resists tampering and scratches. Secure metal lock and anti-theft baffle protect your mail. Large capacity fits letters, newspapers, and documents easily. Convenient pull-down door for quick, keyless item drops.	Handle needs assembly, not pre-installed for immediate use. Mounting hardware not included, must purchase separately. Large size may limit where it can be installed.

Perfect For:

This mailbox is perfect for anyone who wants to keep their mail safe and organized. It’s great for homes, offices, or stores needing a secure drop box.

Ready to Purchase?

View Price on Amazon (paid link)

Buying Guide

Package theft is a daily worry for many homeowners. Lockable porch mailboxes offer peace of mind and keep deliveries safe.

Engaging Experience:
Users love how these mailboxes stop thieves fast. They also keep packages clean and dry in any weather.

Factors to Consider When Buying:
– Material: Choose heavy-duty steel for durability and weather resistance.
– Security: Look for anti-theft features like coded locks and baffles.
– Size: Ensure it fits packages, letters, and magazines for your needs.
– Weatherproof: Check for waterproof ratings like IPX3 or IPX4 to protect against rain and snow.
– Installation: Pick a mailbox with easy setup for walls, posts, or curbside.
– Design: Match your home’s style with modern or bold designs in neutral or vibrant colors.
– Capacity: Consider how many days of mail and package size it can hold.
– Lock Type: Opt for commercial-grade locks for extra security.
– Rust Resistance: Galvanized steel ensures longevity and rust-free use.

Find the perfect secure box to keep your deliveries safe and stylish!