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LuxPlan
150 sq ft

10×15 room:
how many lights?

A 10×15 ft room is 150 square feet. How many lights it needs depends entirely on what happens in it — a kitchen is lit to roughly twice the level of a bedroom, so the same footprint ranges from 6 to 15 fixtures at 800 lumens each.

Pick the room type below for the full layout, spacing and ceiling plan.

15 ft 10 ft 3 across × 2 deep · 5 ft × 5 ft apart · 2.5 ft from the end walls

A 10×15 room, by what it is used for

Room typeTargetTotal lumensFixturesGridSpacing
Kitchen 300 lx9,204 lm 124 × 33.8′ × 3.3′
Living room 150 lx5,774 lm 63 × 25′ × 5′
Bedroom 100 lx3,850 lm 63 × 25′ × 5′
Bathroom 200 lx7,699 lm 124 × 33.8′ × 3.3′
Home office 300 lx9,560 lm 124 × 33.8′ × 3.3′
Dining room 150 lx4,780 lm 63 × 25′ × 5′
Garage 150 lx5,774 lm 63 × 25′ × 5′
Hallway 100 lx3,850 lm 63 × 25′ × 5′
Laundry 200 lx6,136 lm 84 × 23.8′ × 5′
Basement 150 lx5,774 lm 63 × 25′ × 5′
Workshop 400 lx12,272 lm 155 × 33′ × 3.3′
Nursery 100 lx3,850 lm 63 × 25′ × 5′

At 800 lumens per fixture and an 8 ft ceiling. Click a room type for other fixture sizes and ceiling heights.

Questions

How many recessed lights for a 10x15 room?

It depends what the room is for. A 10×15 ft (150 sq ft) living room needs about 6 fixtures at 800 lm; the same footprint as a kitchen needs about 12, because a kitchen is lit to roughly double the level. Pick the room type for the real answer.

How many square feet is a 10x15 room?

150 square feet, or 13.9 square metres.

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