Amit's data tools
LuxPlan
156 sq ft

12×13 room:
how many lights?

A 12×13 ft room is 156 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 4 to 16 fixtures at 800 lumens each.

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

13 ft 12 ft 3 across × 3 deep · 4.3 ft × 4 ft apart · 2.2 ft from the end walls

A 12×13 room, by what it is used for

Room typeTargetTotal lumensFixturesGridSpacing
Kitchen 300 lx9,415 lm 124 × 33.3′ × 4′
Living room 150 lx5,869 lm 93 × 34.3′ × 4′
Bedroom 100 lx3,913 lm 42 × 26.5′ × 6′
Bathroom 200 lx7,826 lm 93 × 34.3′ × 4′
Home office 300 lx9,787 lm 124 × 33.3′ × 4′
Dining room 150 lx4,894 lm 62 × 36.5′ × 4′
Garage 150 lx5,869 lm 93 × 34.3′ × 4′
Hallway 100 lx3,913 lm 42 × 26.5′ × 6′
Laundry 200 lx6,277 lm 93 × 34.3′ × 4′
Basement 150 lx5,869 lm 93 × 34.3′ × 4′
Workshop 400 lx12,553 lm 164 × 43.3′ × 3′
Nursery 100 lx3,913 lm 42 × 26.5′ × 6′

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 12x13 room?

It depends what the room is for. A 12×13 ft (156 sq ft) living room needs about 9 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 12x13 room?

156 square feet, or 14.5 square metres.

One family of free data tools