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10 Best Key Lock Boxes 2025 in the UK

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Our technology thoroughly searches through the online shopping world, reviewing hundreds of sites. We then process and analyze this information, updating in real-time to bring you the latest top-rated products. This way, you always get the best and most current options available.

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Our Top Picks

#1

Winner

MASTER LOCK Key Safe Wall Mounted, Medium 85 x 119 x 36 mm, Outdoor, Mounting Kit, for Home Office Industries Vehicles, Black & Silver

Rating
9.8
Chosen by1,205
Material
Locking Mechanism
Capacity
Material
Secure and sturdy design, reassuring with its heavy feel, making it ideal for emergency access scenarios.
Locking Mechanism
The ease of setting up and programming your own security code offers a high degree of confidence in its toughness and resilience.
Capacity
Installation is straightforward, although closing the door with a key inside can be a bit challenging, suggesting a need for an internal hook.
Size and Portability
A classic and compact key safe that's solidly built and offers great value for money.

The MASTER LOCK Key Safe Wall Mounted offers a solid solution for securely storing keys and access cards. It's well-suited for both indoor and outdoor use, thanks to its durable metal body and protective shutter door that guards against the elements. The lock box is convenient for home or office environments, and its medium size, measuring 11.9 x 8.5 x 3.6 cm, provides ample space to hold multiple keys.

One of its strengths is the resettable 4-digit combination lock, which allows you to set and reset thousands of personalized codes. This feature eliminates the need for keys, offering ease of use and enhanced security. With the included mounting kit, installation is straightforward, and it can be securely attached to any fixed surface like a wall.

The box's design makes it particularly useful for situations where multiple people need to access the same set of keys, such as Airbnb hosts or families. Sharing keys with caretakers or home workers becomes hassle-free, and the limited lifetime warranty adds peace of mind. However, while the product is robust, it does weigh 442 grams and, being wall-mounted, lacks portability. Another consideration is its capacity, which, although suitable for several keys, might not suffice for larger key collections. Lastly, while it performs well against weather, extreme conditions might still challenge its longevity over time.

In conclusion, this key-lock-box stands out in its category for its durability, ease of use, and security, making it an excellent choice for anyone needing a reliable way to manage and share key access without physical key exchanges. Its best fit is for personal or small business use, where security and convenience are prioritized.

Rating
9.8
Chosen by1,205
Material
Locking Mechanism
Capacity
Material
Secure and sturdy design, reassuring with its heavy feel, making it ideal for emergency access scenarios.
Locking Mechanism
The ease of setting up and programming your own security code offers a high degree of confidence in its toughness and resilience.
Capacity
Installation is straightforward, although closing the door with a key inside can be a bit challenging, suggesting a need for an internal hook.
Size and Portability
A classic and compact key safe that's solidly built and offers great value for money.
#2

GRIFEMA Key Safe Wall Mounted Police Approved, Lock Box Outdoor 4 Digit Combination, Heavy Duty Waterproof Key Cabinet for Home Garage School Airbnb GA1003-1, Gray, External dimensions: 115x95x40mm

Rating
9.6
Material
Locking Mechanism
Capacity
Material
The overall build quality feels solid and compact, making it practical for small spaces.
Locking Mechanism
The key safe is a useful addition for keeping spare keys accessible and secure, with a combination lock that functions as expected.
Capacity
The box is durable and can fit several keys comfortably, though a small hook inside would make it easier to manage keys.
Weather Resistance
The product is weatherproof and easy to mount on the wall, requiring just a drill for installation.
Mounting Options
Installation is straightforward with the provided screws, and the box feels strong and stable even with just two screws.
Size and Portability
The overall build quality feels solid and compact, making it practical for small spaces.
Ease of Use
The key safe is a useful addition for keeping spare keys accessible and secure, with a combination lock that functions as expected.

The GRIFEMA Key Safe Wall Mounted Lock Box offers a robust solution for secure key storage both indoors and outdoors. With a sturdy zinc construction and a corrosion-resistant feature, it's designed to withstand different weather conditions, making it suitable for outdoor use. The box employs a 4-digit combination lock, providing 10,000 possible combinations, which enhances security compared to a 3-digit version.

Its compact size, with external dimensions of 115x95x40 mm, and lightweight design at 277 grams make it relatively easy to handle and mount on a wall. The internal dimensions of 90x63x30 mm offer sufficient space to store up to five keys and a card, accommodating basic storage needs without being cumbersome. Installing it is straightforward, as it comes with a mounting kit and instructions. Users can reset their own unique password, adding a layer of personalized security.

The design includes a slide cover that adds to the ease of use and protects the lock from dust and rain. Despite its weatherproof feature, it's vital to mount it under some cover to prolong its lifespan. While it's an ideal choice for homes, garages, schools, and even Airbnb properties, its size might limit capacity for those needing to store more than a few keys. The product's aesthetic is subtle with its grey painted finish, allowing it to blend with various settings without drawing too much attention. With a 4.6-star rating from over 7,600 reviews, the GRIFEMA lock box is well-received by users, and it comes with a 45-day money-back guarantee and a 12-month warranty for added peace of mind.

Rating
9.6
Material
Locking Mechanism
Capacity
Material
The overall build quality feels solid and compact, making it practical for small spaces.
Locking Mechanism
The key safe is a useful addition for keeping spare keys accessible and secure, with a combination lock that functions as expected.
Capacity
The box is durable and can fit several keys comfortably, though a small hook inside would make it easier to manage keys.
Weather Resistance
The product is weatherproof and easy to mount on the wall, requiring just a drill for installation.
Mounting Options
Installation is straightforward with the provided screws, and the box feels strong and stable even with just two screws.
Size and Portability
The overall build quality feels solid and compact, making it practical for small spaces.
Ease of Use
The key safe is a useful addition for keeping spare keys accessible and secure, with a combination lock that functions as expected.

Buying Guide for the Best Key Lock Boxes

When choosing a key lock box, it's important to consider several factors to ensure you select the best one for your needs. A key lock box is a secure storage device that holds keys and can be accessed by a combination code or key. These boxes are commonly used for real estate, property management, and personal use to provide access to keys without the need for physical handover. Here are the key specifications to consider when selecting a key lock box.
MaterialThe material of the key lock box is crucial for its durability and security. Common materials include metal alloys, stainless steel, and heavy-duty plastic. Metal alloys and stainless steel are more durable and resistant to tampering, making them ideal for outdoor use or high-security needs. Heavy-duty plastic may be suitable for indoor use or less critical applications. Consider where you will place the lock box and the level of security required to choose the appropriate material.
Locking MechanismThe locking mechanism determines how the key lock box is accessed. There are combination locks, key locks, and electronic locks. Combination locks are popular because they don't require a physical key, reducing the risk of losing it. Key locks are straightforward but require you to keep track of the key. Electronic locks offer advanced security features and convenience but may require batteries. Choose a locking mechanism based on your preference for convenience and security.
CapacityCapacity refers to the number of keys or the size of items the lock box can hold. Some lock boxes are designed to hold a single key, while others can accommodate multiple keys or even small items like access cards. If you need to store multiple keys or larger items, look for a lock box with a larger capacity. Assess your storage needs to determine the right capacity for you.
Weather ResistanceWeather resistance is important if you plan to use the key lock box outdoors. Look for features like waterproof seals, rust-resistant materials, and protective covers to ensure the lock box can withstand various weather conditions. If the lock box will be exposed to rain, snow, or extreme temperatures, prioritize weather-resistant models to ensure longevity and reliability.
Mounting OptionsMounting options refer to how the key lock box can be installed. Some lock boxes are designed to be wall-mounted, while others can be hung on a doorknob or railing. Wall-mounted options provide more security as they are fixed in place, whereas portable options offer flexibility and ease of use. Consider where you will place the lock box and whether you need a permanent or portable solution to choose the right mounting option.
Size and PortabilityThe size and portability of the key lock box can affect its usability. Larger lock boxes may offer more storage space but can be more conspicuous and harder to install. Smaller, portable lock boxes are easier to conceal and can be moved as needed. Think about where you will use the lock box and whether you need a discreet, portable option or a larger, more permanent solution.
Ease of UseEase of use is an important consideration, especially if multiple people will need access to the lock box. Look for features like large, easy-to-read dials, simple combination setting processes, and clear instructions. A lock box that is difficult to operate can be frustrating and may lead to errors in accessing the keys. Choose a model that is user-friendly and straightforward to ensure smooth operation.