How to Duplicate Spare House Keys: A Simple Guide for Everyone
- Chris Zranchev
- 3 minutes ago
- 4 min read
Losing your keys or needing extra copies is a common situation. Having spare house keys ready can save you from a lot of stress. But how do you duplicate them safely and effectively? I’m here to walk you through the process in a clear, friendly way. Whether you want to make a copy for a family member, a trusted neighbor, or just keep a backup, this guide will help you understand your options and make the best choice.
Why You Should Always Have Spare House Keys
Imagine coming home after a long day, only to realize your keys are missing. It’s frustrating and can feel overwhelming. That’s why having spare house keys is a smart move. They give you peace of mind and quick access when you need it most.
Here are some reasons to consider making spare keys:
Emergency access: If you lock yourself out, a spare key can be a lifesaver.
Family convenience: Everyone in the household can have their own key.
Trusted friends or neighbors: You can leave a key with someone you trust for emergencies.
Avoid locksmith fees: Having a spare means you won’t always need to call a locksmith.
If you don’t have spare keys yet, it’s a good idea to get started now. It’s easier than you think!

How to Get Spare House Keys Made: Your Options
When it comes to duplicating your keys, you have several choices. Each has its own benefits depending on your needs and how quickly you want the copies.
1. Visit a Local Locksmith
Locksmiths are professionals who specialize in keys and locks. They can make copies quickly and accurately. Plus, they can advise you on the best type of key for your door.
Pros: Fast service, expert advice, high-quality copies.
Cons: May cost more than other options.
2. Use a Hardware Store or Key Kiosk
Many hardware stores and big-box retailers offer key duplication services. Some even have self-service kiosks where you can copy keys yourself.
Pros: Convenient, often cheaper, no appointment needed.
Cons: May not work for all key types, quality can vary.
3. Order Online
There are websites where you can send a photo or scan of your key, and they will mail you copies.
Pros: Convenient, can order multiple copies at once.
Cons: Takes longer, requires careful photo or scan, security concerns.
4. DIY at Home
If you have the right tools and skills, you can try duplicating keys yourself. However, this is not recommended unless you are experienced, as it can damage the key or lock.
Pros: No cost if you have tools.
Cons: Risky, time-consuming, not very accurate.
When choosing your method, think about how quickly you need the spare keys and how secure you want them to be.
What is the Most Secure Type of House Key?
Security is a top priority when duplicating keys. Some keys are easier to copy than others, which can affect your home’s safety.
Standard Keys
These are the most common and easiest to duplicate. They work well for basic locks but offer less security.
High-Security Keys
These keys are designed to be difficult to copy without authorization. They often have special grooves or electronic chips.
Restricted keyways: Only authorized locksmiths can duplicate these keys.
Patented keys: Protected by patents, making unauthorized copies illegal.
Smart keys: Use electronic access control, adding an extra layer of security.
If you want the best protection, consider upgrading to high-security keys. A professional locksmith can help you choose and install them.

Tips for Safely Storing and Sharing Spare Keys
Once you have your spare keys, it’s important to keep them safe and share them wisely.
Avoid hiding keys outside: Common hiding spots like under mats or flower pots are easy for burglars to find.
Give keys only to trusted people: Family members, close friends, or neighbors you trust.
Use a lockbox: A secure box with a combination code can store spare keys safely outside your home.
Label keys carefully: Avoid labeling keys with your address or name to prevent misuse if lost.
By following these tips, you can ensure your spare keys help you stay secure, not vulnerable.
When to Call a Locksmith for Key Duplication
Sometimes, professional help is the best choice. Here are situations when calling a locksmith makes sense:
You need high-security or restricted keys duplicated.
Your keys are worn or damaged and need expert handling.
You want advice on upgrading your locks and keys.
You need quick service, especially in emergencies.
Locksmiths in Union, NJ, like Advanced County Locksmiths, offer fast, reliable service. They understand local needs and can help you feel safe with your keys and locks.
Having spare house keys is a simple step that can save you time, money, and worry. Whether you choose a locksmith, a hardware store, or another method, make sure your copies are made carefully and stored securely. Remember, your home’s security starts with the right keys in the right hands.









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