Outdoor Wall Light Size Guide: Placement & Brightness Calculator

Outdoor wall lighting has to solve two problems at once: look proportionate against a door or facade, and put out enough light to be genuinely useful after dark. Get the fixture size and mounting height wrong and a lantern either disappears against a large entry or overwhelms a small one. This guide covers the standard rules for sizing and placing outdoor wall lighting - at the front door, garage, and along a patio or facade - and the calculator below turns your own measurements into exact numbers.

How to plan outdoor wall lighting

Start with where the fixture is going: flanking a front door, a garage door, or spaced along a patio or exterior wall. For door placements, measure the door's height and width; for a wall run, measure the total wall length. Then use the calculator or the rules below.

What size outdoor wall light do I need?

As a rule of thumb, a front door lantern should stand roughly a quarter to a third of the door's height - large enough to read as a fixture from the street, not so large it overwhelms the entry. Garage door fixtures can run a little larger given the bigger surface they're set against. For a patio or facade run, mid-size sconces in the 12-20 inch range typically look best spaced evenly along the wall.

Outdoor wall light calculator

Enter your placement type and dimensions to get the exact fixture size, mounting height, count, spacing and brightness for your space.

Mounting height for outdoor wall lights

• Front door - center the fixture roughly 64-78 inches from the ground, close to eye level, regardless of the door's exact height.
• Garage door - a little higher, typically 66-88 inches, scaled to the larger door.
• Patio / exterior wall - a consistent 66-72 inches along the whole run so the light reads as even.

Spacing & how many fixtures you need

For a front door, a flanking pair spaced about the door's width plus 24 inches (12 inches outside each edge) frames the entry without crowding it. A garage door follows the same idea, scaled to a wider opening. For a patio or facade wall, space fixtures every 8-9 feet so the light overlaps slightly rather than leaving dark gaps between fixtures.

How bright should outdoor wall lighting be?

Placement	Recommended lumens per fixture
Front door (welcoming, ambient)	400-700 lm
Garage door (security, utility)	600-1,000 lm
Patio / exterior wall run (ambient wash)	300-500 lm

Warm white 2700K-3000K keeps an entry feeling welcoming rather than clinical. Every fixture should be rated for wet or damp locations as appropriate for its exposure, with sealed gaskets to keep out moisture and insects.

Outdoor lighting styles & materials

• Forged steel or wrought-iron lanterns - classic, durable, and well suited to traditional entries.
• Brass & copper fixtures - develop a natural patina over time and hold up well outdoors.
• Minimalist LED sconces - clean geometric shades for modern facades, often the most energy-efficient choice.
• Outdoor lanterns with hanging shades - a softer, more decorative option for covered porches and gazebos.
• Solar landscape lighting - a wireless option for lawns, paths and features away from existing wiring.

Frequently asked questions

How high should outdoor wall lights be mounted? Most placements land between 64-88 inches from the ground to the center of the fixture, close to eye level, with garage doors mounted a little higher than front doors.

How far apart should outdoor wall lights be? For a flanking pair, add about 24 inches to the width of the door. For a wall run, space fixtures every 8-9 feet.

Do outdoor lights need to be rated for wet locations? Yes - any fixture exposed directly to rain or snow needs a wet-location rating; covered porches can often use damp-location fixtures instead.

What material lasts longest outdoors? Solid brass, copper and coated steel resist corrosion best; aluminum is lighter and less expensive but can dull over time.

Can I light a whole yard with just wall fixtures? Wall-mounted lighting works well for entries and facades, but larger yards usually pair it with post lights, path lights or landscape spotlights for full coverage.

Explore outdoor lighting at Mirodemi

Browse the full range: Outdoor Lighting & Exterior Wall Lights, Front Door & Porch Lights, Exterior House & Facade Lighting, Patio & Garden Lights, Lawn Lighting and Solar-Powered Lighting. Need help planning your layout? Get a free design consult.