What are the best outdoor light mounting blocks for your project?
Explore 10 easy-to-install, weather-resistant options in various sizes and colors to add porch, security, or decorative lights with a secure, professional-looking finish.
Outdoor light mounting blocks make adding lights to your home simple and safe. They’re easy to install and work with different siding types, so you can upgrade your space quickly. With the right block, you’ll have a professional-looking setup in no time.
These blocks come in various sizes and colors, like white and black, to match your home. They’re weather-resistant and durable, so they last a long time. Many have built-in electrical boxes for quick, hassle-free setup.
Whether you’re adding porch lights, security lights, or decorative fixtures, these blocks make the job simple and secure. Ready to find the perfect mounting block for your project? Let’s get started!
List of Top 10 Outdoor Light Mounting Blocks
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Siding Mounting Kit, Siding Mount Block, Outdoor Light Mounting Block with Built-in Electrical Box, Light Mount Plate for 4 inch and 1/2 inch Lap Double, White |
This kit is perfect for do-it-yourself homeowners and installers adding an outdoor light to 4-inch vinyl siding with a double 1/2-inch lap. |
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iMBAPrice 8141DBL-BK Black Siding Mounting Block with Built-in Electrical Box, UL Listed Outdoor Light Fixture Mount for 1/2″ Double 4″ Lap Siding, Exterior Lighting Base, 1 Pack |
Perfect for home owners and light pros who mount lights on double 4-inch lap siding. It gives lights a flat mount with no extra box. |
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2 Set 8141DBL Siding Light Mounting Block Bracket for 1/2″ Mounting Plate |
This mounting block bracket is perfect for homeowners and builders who want a safe, durable, and stylish way to install outdoor lighting. It’s easy to use and works with many siding types, making it a great choice for anyone looking to upgrade their outdoor space. |
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3 Pack Vinyl Siding Mounting Blocks 8141DBL Vinyl Siding Light Mounting Block with Built-in Electrical Box Easy Installation Outdoor Light Mounting Plate for 1/2 inch Lap Double and 4 inch, White |
This product is perfect for homeowners who want to easily install outdoor lights on vinyl siding. It’s also great for DIY enthusiasts looking for a simple, durable solution. |
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iMBAPrice IMBA-8161-BK Vertical Siding Lamp Octagon Mounting Kit with Built-in Box for Outdoor Smooth Flat Surface, Black |
This IMBA-8161-BK Vertical Siding Lamp Octagon Mounting Kit is perfect for homeowners and businesses who need a reliable, weather-resistant solution for outdoor lighting or electrical devices. It’s easy to install and works with various siding types, making it ideal for both residential and commercial use. |
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2 Pack Vinyl Siding Mounting Blocks for 1/2″ Lap Double and 4″ Siding,White |
This product is perfect for homeowners who want to easily add outdoor lighting to their vinyl siding. It’s great for DIY projects and works with all siding types. |
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LZXQYMX Vertical Siding Lamp Mounting Kit 2-Pack, Octagon Mounting Block with Built-in Electrical Box for Outdoor Smooth Flat Surface, Black |
This vertical siding lamp mounting kit is perfect for homeowners who want to easily install outdoor lights or security cameras. It’s ideal for smooth, flat surfaces like T-111 or HardiePlank siding. |
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iMBAPrice 8081F-1BK Universal Siding Mounting Block 6.5″ x 6.5″, Black Non-Metallic Light Fixture Mounting Plate with Flanges for Exterior Lights & Receptacles, Siding Block, 1 Pack |
This mounting block is perfect for homeowners and DIY enthusiasts who want to install outdoor lights or outlets with ease and confidence. It’s ideal for anyone looking for a durable, weather-resistant, and professional-looking solution. |
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Siding Light Mounting Block, 8141DBL Black Outdoor Mounting Plate kit with Built-in Electrical Box, Vinyl Siding Block for 1/2 inch Double, 1 Pack |
This kit is perfect for homeowners who want to add outdoor lights or cameras to vinyl siding. It fits 1/2-inch double lap siding that is 4 inches tall. |
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Vinyl Siding Mounting Block, 8141 Siding Light Mounting Block with Built-in Box, Outdoor Light Mounting Kit for 1/2 inch Lap Double, White, 1 Pack |
This vinyl siding mounting block is perfect for homeowners who want to quickly install outdoor lights on their vinyl siding. It’s ideal for DIY projects and works with all siding types. |
Detailed Reviews
Discover the top 10 Outdoor Light Mounting Blocks carefully selected for durability, ease of installation, and value. Each product is expert-reviewed and backed by customer feedback, ensuring you find the perfect fit for your outdoor lighting needs. Whether you’re upgrading your home or tackling a DIY project, this guide makes choosing the best mounting block simple and stress-free.
1. Siding Mounting Kit, Siding Mount Block, Outdoor Light Mounting Block with Built-in Electrical Box, Light Mount Plate for 4 inch and 1/2 inch Lap Double, White

Use this strong, paintable block to add an outdoor light. The built-in electrical box fits 4-inch-high siding with a double 1/2-inch lap.
The kit has one block, one cable connector, and four screws. It works on T-111, HardiePlank lap siding, and other flat siding. Caulk the top to stop water, but keep the drain hole open.
| Pros | Cons |
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Perfect For:
This kit is perfect for do-it-yourself homeowners and installers adding an outdoor light to 4-inch vinyl siding with a double 1/2-inch lap.
Ready to Purchase?
2. iMBAPrice 8141DBL-BK Black Siding Mounting Block with Built-in Electrical Box, UL Listed Outdoor Light Fixture Mount for 1/2″ Double 4″ Lap Siding, Exterior Lighting Base, 1 Pack

The iMBAPrice 8141DBL-BK Black Siding Mounting Block is a smart solution for outdoor lighting. It has a built-in electrical box, so you can mount lights directly without extra parts.
It’s UL Listed for safety, weather-resistant, and fits double 4″ lap siding perfectly. Ideal for porch lights, security lights, or decor.
| Pros | Cons |
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Perfect For:
Perfect for home owners and light pros who mount lights on double 4-inch lap siding. It gives lights a flat mount with no extra box.
Ready to Purchase?
3. 2 Set 8141DBL Siding Light Mounting Block Bracket for 1/2″ Mounting Plate

The 8141DBL Siding Light Mounting Block Bracket is a 2-set kit for 1/2″ mounting plates. It protects wiring and prevents safety risks. This kit is easy to install and saves time.
It has a waterproof seal to keep electrical connections dry. The weather-resistant design ensures long-lasting durability.
The black color blends seamlessly with buildings. It works with various siding types and lighting setups.
| Pros | Cons |
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Perfect For:
This mounting block bracket is perfect for homeowners and builders who want a safe, durable, and stylish way to install outdoor lighting. It’s easy to use and works with many siding types, making it a great choice for anyone looking to upgrade their outdoor space.
Ready to Purchase?
4. 3 Pack Vinyl Siding Mounting Blocks 8141DBL Vinyl Siding Light Mounting Block with Built-in Electrical Box Easy Installation Outdoor Light Mounting Plate for 1/2 inch Lap Double and 4 inch, White

Mount outdoor lights easily with this 3-pack vinyl siding mounting block kit. Each block includes a built-in electrical box and cable connectors for quick setup.
Durable plastic ensures long-lasting use, and the white surface can be painted to match your siding. Fits 1/2-inch lap siding with a 4-inch overlap, making it perfect for outdoor lighting.
| Pros | Cons |
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Perfect For:
This product is perfect for homeowners who want to easily install outdoor lights on vinyl siding. It’s also great for DIY enthusiasts looking for a simple, durable solution.
Ready to Purchase?
5. iMBAPrice IMBA-8161-BK Vertical Siding Lamp Octagon Mounting Kit with Built-in Box for Outdoor Smooth Flat Surface, Black

The iMBAPrice IMBA-8161-BK Vertical Siding Lamp Octagon Mounting Kit is durable and weather-resistant. It works with various siding types for easy installation. The kit includes all necessary hardware.
It’s perfect for outdoor lighting or electrical devices. Use it for residential or commercial projects. The UV-rated design ensures long-lasting durability.
The octagonal mounting block measures 6.625″ x 6.625″ x .5″ deep. It includes a built-in electrical box and non-metallic cable connector. Four screws are also provided for quick setup.
| Pros | Cons |
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Perfect For:
This IMBA-8161-BK Vertical Siding Lamp Octagon Mounting Kit is perfect for homeowners and businesses who need a reliable, weather-resistant solution for outdoor lighting or electrical devices. It’s easy to install and works with various siding types, making it ideal for both residential and commercial use.
Ready to Purchase?
6. 2 Pack Vinyl Siding Mounting Blocks for 1/2″ Lap Double and 4″ Siding,White

Upgrade your siding with these vinyl mounting blocks. Made of high-quality plastic, they’re sturdy and paintable to match your siding or lights. Perfect for outdoor lighting projects.
Drill a hole, insert wires, and mount the light. Built-in electrical box makes it simple. Works with all siding types.
Compact size fits 4-inch vinyl siding. Package includes 2 blocks, connectors, and screws. Easy fix for adding new lights.
| Pros | Cons |
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Perfect For:
This product is perfect for homeowners who want to easily add outdoor lighting to their vinyl siding. It’s great for DIY projects and works with all siding types.
Ready to Purchase?
7. LZXQYMX Vertical Siding Lamp Mounting Kit 2-Pack, Octagon Mounting Block with Built-in Electrical Box for Outdoor Smooth Flat Surface, Black

The LZXQYMX Vertical Siding Lamp Mounting Kit is a 2-pack solution for outdoor lighting and security cameras. It features an all-in-one design with a built-in electrical box, making installation quick and easy.
Durable, weather-resistant, and paintable, this kit is compatible with various flat surfaces. It includes everything needed for a secure, professional setup.
| Pros | Cons |
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Perfect For:
This vertical siding lamp mounting kit is perfect for homeowners who want to easily install outdoor lights or security cameras. It’s ideal for smooth, flat surfaces like T-111 or HardiePlank siding.
Ready to Purchase?
8. iMBAPrice 8081F-1BK Universal Siding Mounting Block 6.5″ x 6.5″, Black Non-Metallic Light Fixture Mounting Plate with Flanges for Exterior Lights & Receptacles, Siding Block, 1 Pack

The iMBAPrice 8081F-1BK is a universal mounting block for exterior lights and outlets. It measures 6.5″ x 6.5″, fitting many devices. Its non-metallic design resists rust and corrosion.
Built-in flanges ensure a secure install on siding. It works well for lights, outlets, and switches. The durable material handles outdoor weather easily.
This block gives a clean, professional look to your setup. It’s weather-resistant and long-lasting. Perfect for outdoor electrical projects.
| Pros | Cons |
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Perfect For:
This mounting block is perfect for homeowners and DIY enthusiasts who want to install outdoor lights or outlets with ease and confidence. It’s ideal for anyone looking for a durable, weather-resistant, and professional-looking solution.
Ready to Purchase?
9. Siding Light Mounting Block, 8141DBL Black Outdoor Mounting Plate kit with Built-in Electrical Box, Vinyl Siding Block for 1/2 inch Double, 1 Pack

Mount an outdoor light on flat vinyl siding with this easy block. It has a built-in electrical box and strong plastic body. You can paint it to match your home.
It fits 1/2-inch double lap siding that is 4 inches high. It also works on T-111, HardiePlank lap siding, and other flat surfaces.
The kit has a mounting plate, screws, a cable connector, and a manual. Seal the top, but keep the bottom drain hole open.
| Pros | Cons |
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Perfect For:
This kit is perfect for homeowners who want to add outdoor lights or cameras to vinyl siding. It fits 1/2-inch double lap siding that is 4 inches tall.
Ready to Purchase?
10. Vinyl Siding Mounting Block, 8141 Siding Light Mounting Block with Built-in Box, Outdoor Light Mounting Kit for 1/2 inch Lap Double, White, 1 Pack

The Vinyl Siding Mounting Block is a durable and easy-to-install solution for outdoor lighting. It’s made from high-quality, UV-rated plastic to withstand the elements. The white surface can be painted to match your siding.
Installation takes just 5 minutes with clear instructions. It fits 1/2 inch lap siding and includes a weep hole for water drainage.
The kit includes 1 mounting block, 1 NM cable connector, and 5 screws. It’s compatible with all siding types and perfect for DIY projects.
| Pros | Cons |
|---|---|
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Perfect For:
This vinyl siding mounting block is perfect for homeowners who want to quickly install outdoor lights on their vinyl siding. It’s ideal for DIY projects and works with all siding types.
Ready to Purchase?
Buying Guide
Outdoor light mounting blocks make your home improvement projects easy. They come in various sizes and colors. These weather-resistant blocks help you install lights safely and quickly. Users love how fast and secure these blocks work. Installing your new outdoor light is now easier than ever.
Siding Compatibility
Choose a block that matches your siding type. These blocks work on flat siding like T-111 and HardiePlank. Always check if the block fits your lap double 4-inch siding.
Weather Resistance
Look for weather-resistant materials to handle rain and wind. Blocks made of durable plastic last longer. Some have UV-rated designs that resist fading.
Built-in Electrical Box
Blocks with a built-in electrical box save time and effort. You won’t need extra parts for wiring. Just connect the wires and get going.
Size and Color Options
Blocks come in white or black to match your home’s exterior. Paintable surfaces let you customize colors. Check the block size for your fixture or siding type.
Ease of Installation
Pick easy-to-install blocks with clear instructions. Most kits include screws, cable connectors, and all hardware. Installing takes minutes, not hours.
Durability
Strong blocks stay safe and steady in harsh weather. High-quality plastic holds lights securely. These blocks don’t rust or crack easily.
Safety Certifications
Choose blocks that are UL listed for fire and electrical safety. Certifications ensure they meet industry standards. Stay safe with trusted, tested products.
Drainage Features
Smart blocks include a drain hole to prevent water buildup. Always seal the top but keep the drain open. This protects your home and lights from damage.