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Buying guide

The Best Security Lock Boxes

We compared eight security lock boxes on owner ratings, expert reviews, and specs. The Master Lock Portable Key Lock Box (B0002YP1VC) is our top pick for its durability and ease of use.

Updated

The bottom line

The Master Lock Portable Key Lock Box (B0002YP1VC) is our top pick due to its high owner ratings (4.7/5 from 25496 ratings), durable construction, and ease of use. The Puroma Key Lock Box (B0BL757Z3Y) is a close runner-up, offering similar features at a lower price (4.6/5 from 7452 ratings). For those on a budget, the Puroma Key Lock Box (B0CCRFTR4J) at $13.99 provides good value with a 4.6/5 rating from 7485 owners.

Top pick
Master Lock Portable Key Lock Box, Combination Lock Box Holds 5 KeysMaster Lock Portable Key Lock Box, Combination Lock Box Holds 5 Keys $27.26

Durable and easy to use

The Master Lock Portable Key Lock Box (B0002YP1VC) is durable, weatherproof, and holds up to five keys. It has a 4.7/5 rating from 25496 owners. The tradeoff is its higher price at $27.26.

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Runner-up
Puroma Key Lock Box 4 Digit Code Combination LockboxPuroma Key Lock Box 4 Digit Code Combination Lockbox $12.98

Affordable and secure

The Puroma Key Lock Box (B0BL757Z3Y) offers high security with 10,000 possible combinations and is priced at $12.98. It has a 4.6/5 rating from 7452 owners. Those needing more capacity may find it limiting.

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Budget pick
Puroma Key Lock Box 4 Digit Code Combination LockboxPuroma Key Lock Box 4 Digit Code Combination Lockbox $13.99

Good value for the price

The Puroma Key Lock Box (B0CCRFTR4J) is affordable at $13.99 and has a 4.6/5 rating from 7485 owners. It's a good choice for basic needs but may lack some features of higher-priced models.

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The field, ranked

  1. Master Lock Portable Key Lock Box, Combination Lock Box Holds 5 Keys Best for durability and ease of use. 9.4/10 $27.26 Amazon
  2. Puroma Key Lock Box 4 Digit Code Combination Lockbox Great value with solid security features. 9.2/10 $12.98 Amazon
  3. Puroma Key Lock Box 4 Digit Code Combination Lockbox Affordable and reliable for basic needs. 9.2/10 $13.99 Amazon
  4. Master Lock Portable Key Lock Box High capacity and secure, but pricier. 9.4/10 $63.98 Amazon
  5. Puroma Key Lock Box 4 Digit Code Combination Lockbox Versatile installation options and large capacity. 9.2/10 $19.99 Amazon
  6. Puroma Key Lock Box 4 Digit Code Combination Lockbox Durable and easy to reset, but higher price. 9.2/10 $42.99 Amazon
  7. Puroma Key Lock Box 4 Digit Code Combination Lockbox High-quality materials and large storage, but expensive. 9.2/10 $110.99 Amazon
  8. Master Lock High Capacity Key Lockbox, Combination Dial, Removable Shackle Good value but lower owner ratings. 8.4/10 $38.69 Amazon

Who should buy which?

Realtors, renters, and homeowners looking for a durable and easy-to-use lock box should consider the Master Lock Portable Key Lock Box (B0002YP1VC). Those on a budget or needing a secure option with 10,000 possible combinations should look at the Puroma Key Lock Box (B0BL757Z3Y). For basic needs and affordability, the Puroma Key Lock Box (B0CCRFTR4J) is a good choice.

Also-rans

The Master Lock High Capacity Key Lockbox (B0CKJ7GJSX) and the Puroma Key Lock Box (B0H82Q5S6R) did not earn picks due to either lower owner ratings or higher prices without significant added value.

How this was put together

This guide is based on owner ratings (over 50,000 ratings across the set), expert reviews, and product specs. No hands-on testing was conducted. The evidence is thinnest on the Master Lock High Capacity Key Lockbox (B0CKJ7GJSX) due to fewer owner ratings.