Discover top-rated key lock boxes designed to safely store house keys for homes, offices, and listings. This guide highlights five durable options, covering indoor and outdoor use, high-capacity storage, and resettable codes. Each product is evaluated for security, weather resistance, and ease of installation to help you choose a reliable key storage solution for real estate agents, property managers, and families.
| Product | Brand | Key Features |
|---|---|---|
| Master Lock 5400EC Outdoor Lock Box | Master Lock | Up to five keys; weather-protected dials; four-digit combination; indoor/outdoor use |
| Puroma Key Lock Box (1 Pack, Gray) | Puroma | Wall mount or portable; resettable 4-digit code; durable aluminum alloy and steel |
| Master Lock 5401EC Set Your Own Combination | Master Lock | Five-key capacity; wall-mount; weather cover; customizable code |
| JASEASYZ Key Lock Box Outside Wall Mount | JASEASYZ | All-metal, rust-resistant; waterproof cover; wall/door mounting hardware |
| RUDY RUN Key Lock Box Outside (B07V6LFML4) | RUDY RUN | Durable aluminum alloy; holds five keys; outdoor/indoor use; easy mounting |
The following sections provide detailed product insights, with five focused reviews and practical buying considerations to help you compare options side by side.
Master Lock 5400EC Outdoor Lock Box

The Master Lock 5400EC provides secure storage for up to five standard keys. Its metal body offers durability, while a vinyl-coated shackle helps prevent scratching on door hardware. The shutter door protects the four-digit combination dials from weather, extending reliability for outdoor use. It supports set-your-own codes and thousands of possible combinations, contributing to flexible security. This model is suitable for both indoor and outdoor settings and works well for real estate listings, family access, and shared-entrance scenarios.
Puroma Key Lock Box (1 Pack, Gray)

Puroma’s Key Lock Box offers dual installation options: hang on a door knob or mount on a wall using the included screws and plugs. The body combines aluminum alloy and steel for robust security, with rustproof and pry-resistant properties. The pre-set 0-0-0-0 code is easily reset in four steps, delivering up to 10,000 possible combinations. Its portability and wall-mount versatility make it suitable for homes, offices, and apartments, providing a reliable spare-key solution with flexible placement.
Master Lock Set Your Own Combination (5401EC)

The 5401EC model from Master Lock emphasizes a five-key capacity with a weather-protected design. It is designed for secure wall or fixed-object installation and enables users to set and reset a four-digit combination. The durable metal body and weather-cover shield the dials from environmental elements, making it a dependable choice for outdoor listings and long-term key storage. Installation hardware is included, simplifying setup for property managers and landlords.
JASEASYZ Key Lock Box Outside Wall Mount

JASEASYZ presents a solid aluminum-aloy lock box with a protective waterproof cover, designed for outdoor and indoor use. The unit focuses on straightforward installation on walls or doors with included hardware. Its all-metal construction emphasizes security against tampering, while the waterproof cover helps preserve the lock’s mechanism in adverse weather. It suits real estate open houses, landlords managing multiple properties, and temporary access needs.
RUDY RUN Key Lock Box Outside (5 Key Capacity)

The RUDY RUN outdoor key lock box emphasizes durability with high-grade aluminum alloy and stainless-steel components. It offers space for at least five keys, plus cards or small items, making it suitable for family access, pet-sitting, or real estate listings. Included mounting hardware enables quick installation on walls or fixed structures. This option aligns with needs for secure, weather-resistant key storage in outdoor environments.
Buying Guide: Key Purchase Considerations
- Capacity and key types: Choose a box that holds the number and size of keys you need, plus room for fobs or cards if necessary.
- Material and build quality: Look for weatherproof metal bodies and solid hinges or latches. Aluminum alloys with corrosion resistance extend lifespan for outdoor use.
- Security features: Ensure a four- or five-digit, resettable code with thousands of combinations. Verify shackle protection and anti-pry design where possible.
- Weather resistance: A shutter door, rain cover, and weather seals help keep dials and mechanisms functional in rain and dust.
- Installation flexibility: Prefer boxes with wall-mount capability and options for portable hanging, so you can adapt to different properties.
- Ease of use: Clear instructions for code reset and simple dial movements reduce the chance of user error during access.
- Maintenance: Consider models with minimal maintenance needs and corrosion protection for long-term reliability.
- Security trade-offs: Heavier boxes deter casual tampering but may be less convenient to relocate; balance security with practical placement.
- Real estate and property management use: For listings, choose a box that can be reliably reset between showings and accommodates multiple keys efficiently.