Best Window Locks & Latches of 2025

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Window locks and latches are an essential component of home security. They are designed to keep intruders out and ensure the safety of your family and possessions. These locks and latches are available in a variety of styles and materials to suit different types of windows, such as sash, casement, and sliding windows. They are easy to install and operate, allowing you to open and close your windows with ease while maintaining security. Some window locks and latches even come with additional features like child safety locks and adjustable settings. Investing in high-quality window locks and latches is a small price to pay for peace of mind and added security in your home.
At a Glance: Our Top Picks
Top 10 Window Locks & Latches
Prime-Line F 2588 Sash Lock
The Prime-Line Sash Lock is a must-have for vertical sliding windows made of vinyl. By mounting on the check rails of single and double hung vinyl sash, this lock ensures a flush fit when closed. With its cam-type locking mechanism, it securely brings the keeper and vinyl meeting rails together, providing tighter seals and increased security. By replacing loose-fitting or missing sash locks, you can restore the safety and security of your home or office. The lock body comes with mounting holes spaced 2-1/16 inches apart, making installation a breeze. Choose the Prime-Line Sash Lock for peace of mind and improved window functionality.
Prime-Line F 2590 Window Sash Lock
The Prime-Line Sash Lock is an ideal solution for enhancing the security of your aluminum-framed sliding windows. The cam-action latch provides a reliable locking mechanism without needing a separate keeper, ensuring your windows remain securely shut. When you need to replace old or damaged locks, this product makes it easy to maintain safety in your home. Installation is straightforward, fitting both vertical and horizontal sliding windows, which saves you time and effort. Crafted from durable diecast zinc, this sash lock is built to withstand wear and tear, giving you peace of mind for years to come.
Prime-Line F 2653 Window Sash Lock
The Prime-Line Window Lock is an excellent choice for replacing or upgrading the locks on your single or double hung vinyl windows. Made from durable diecast material and finished in antique brass, this lock not only enhances security but also adds a touch of elegance to your windows. Its cam action latch hook ensures a tight fit when locked, keeping your windows securely closed. Additionally, the lock features anti-jimmy studs that engage with the sash window latch keeper, providing extra protection against unauthorized access. With included mounting hardware, installation is straightforward and convenient.
Defender Security U 9819 Sliding Window Lock - 4 Count (Pack of 1)
The Defender Security U 9819 Sliding Window Lock is a set of four locks that can be used to secure sliding windows in a closed or ventilating position. Made of extruded aluminum, it fits up to 1/8 in. thick rails, and is easy to install. The thumb turn screw secures the lock in place, and it can be used as a secondary lock.
Prime-Line F 2744 Sash Lock
The Prime-Line Sash Lock is designed to last, thanks to its durable diecast construction. This means you can trust it to hold up over time, providing security for your windows. Its versatility allows you to use it on both single and double hung windows, fitting seamlessly into wood or vinyl frames. The contemporary powder-coated white finish not only enhances the look of your windows but also ensures a clean appearance. With Prime-Line's reputation for quality, you can expect repairs that match the original installation, giving you peace of mind.
Andersen Sash Lock & Keeper
The Andersen Sash Lock offers a reliable solution for your window security needs. Designed for Perma-Shield Narroline Double-Hung windows from 1968 onward and 400 Series Tilt-Wash Double windows from 1994, this lock ensures compatibility with a wide range of models. Its flush-mounted design at the center of the sash adds a sleek appearance while enhancing functionality. Made from durable composite materials, it effectively replaces older metal locks, providing improved performance. Users can enjoy peace of mind knowing their windows are secure with this modernized and stylish sash lock.
Andersen White Sash Lock & Keeper
The Andersen Sash Lock is an essential component for securing your windows. This composite lock and keeper serve as a modern replacement for older, vintage metal versions, ensuring both style and function. With the included screws, installation is straightforward, making it easy for you to enhance your window security. If you're looking to match your lock with a sash lift, a genuine Andersen White sash lift is available. Additionally, if you find your window is difficult to lock or not secure enough, you can easily improve its fit with a kit that includes shims.
PRIME-LINE F 2722 Tilt Latch
The PRIME-LINE Tilt Latch is designed for both single and double hung windows, providing a secure and convenient locking mechanism. The plastic thumb latch allows you to easily lock and unlock the spring-loaded latch with just one hand, enhancing your user experience. With 2-1/16 inch on center mounting holes, installation is straightforward and fits most standard windows. Made from injected molded plastic in a clean white finish, it not only functions well but also complements your window aesthetics. Make sure to check the dimensions against your needs before ordering for the best fit.
Shop Square 10 Pack Window Locks
The Shop Square Window Locks offer an effective solution for securing your sliding windows and doors. With their sliding track lock design, you can easily secure patio doors or windows, ensuring peace of mind whether you're home or away. Made from durable aluminum with a protective vinyl lining, these locks prevent scratches while providing a strong grip. Installation is a breeze, requiring no tools—just a simple thumb screw secures your windows in place. Plus, these locks are child-proof, allowing you to keep your family safe from intruders while still enjoying fresh air with windows partially open.
Prime-Line F 2620 Window Sash Lock
The Prime-Line Window Sash Lock is an ideal solution for upgrading or replacing locks on your vinyl windows. This durable lock is made from sturdy diecast material and comes in a clean white finish, making it both reliable and aesthetically pleasing. The cam action hook design ensures a tight fit when locked, enhancing your window's security. Additionally, it features anti-jimmy studs that engage with the lock keeper, providing extra protection against tampering. With included mounting hardware, installation is straightforward, allowing you to secure your windows with ease.
Frequently Asked Questions (FAQs)
1. What are the safest window locks?
Keyed locks are considered the safest window locks. They are more robust than latch locks and are often used in combination with latch locks for added security. Keyed locks are typically found on the side of the window and can be used on single and double hung windows, as well as sliding windows.
2. Can window locks be replaced?
Yes, window locks can be replaced. To replace them, you need to remove the old sash locks by drilling out the rivets that hold the locking mechanism in place. In most cases, you don't need to remove the keeper unless it is also broken. Then, you can set the new locking mechanism in place on the sash and secure it with pop rivets.
3. Are window locks effective?
Yes, window locks are highly effective in providing security. Keyed locks, in particular, are extremely secure as they require a key to unlock them. They are typically installed on the bottom of the window and secured to the frame. Keyed locks serve as an excellent deterrent since they are difficult to break through.
4. Do window locks stop burglars?
Window locks can help prevent burglars from gaining entry. They not only provide security but also act as a deterrent. Additionally, some window locks can also prevent children from opening windows from the inside, ensuring their safety and keeping intruders out.
5. Can you fix a broken window latch?
Fixing a broken or non-functioning window latch is relatively simple. All you need is a replacement latch keeper (preferably from the same window manufacturer), a putty knife or similar tool, a screwdriver, a hammer, and some patience. By following the proper steps, you can easily replace a broken window latch and restore its functionality.
During our window locks & latch research, we found 24 window locks & latch products and shortlisted 10 quality products. We collected and analyzed 110,299 customer reviews through our big data system to write the window locks & latches list. We found that most customers choose window locks & latches with an average price of $12.44.
The window locks & latches are available for purchase. We have researched hundreds of brands and picked the top brands of window locks & latches, including Andersen, Shop Square. The seller of top 1 product has received honest feedback from 385 consumers with an average rating of 4.7.

Harry Stack owns a small hardware store, his career landed him a depth of knowledge in categories such as tools, equipment, machinery and hardware. In his spare time, he usually repairs furniture, safes and appliances, and he knows how to make simple repairs to plumbing or electrical fixtures. His hobbies also include woodworking and fishing.
Window Locks & Latches Comparison Table
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Brand | PRIME-LINE | PRIME-LINE | PRIME-LINE | PRIME-LINE | PRIME-LINE | Andersen | Andersen | PRIME-LINE | Shop Square | PRIME-LINE |
Lock Type | Sash Lock | Key Lock | Key Lock | Window Lock | Key Lock | double hung window Sash lock | Key Lock | - | Thumb Turn | Rim Lock |
Item dimensions L x W x H | 1.12 x 2.6 x 0.87 inches | 2.25 x 2.94 x 0.38 inches | 0.88 x 2.63 x 0.88 inches | 0.5 x 1 x 0.44 inches | 20 x 2.25 x 20 inches | 5.25 x 1.25 x 2.5 inches | 3 x 0.5 x 5 inches | - | 5 x 5 x 5 inches | 2 x 2 x 1 inches |
Material | Metal | Diecast | Diecast | Aluminum | Metal | Polycarbonate | Plastic | - | Aluminum | Diecast |
Special Feature | Anti-Corrosion | Weather Resistant | Weather Resistant | Thumbscrew Lock | Weather Resistant | - | Anti-Corrosion, Compatibility, Easy Installation | - | Keyless | Weather Resistant |
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