784 sq ft
28×28 room:
28×28 room:
how many lights?
A 28×28 ft room is 784 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 20 to 64 fixtures at 800 lumens each.
Pick the room type below for the full layout, spacing and ceiling plan.
A 28×28 room, by what it is used for
| Room type | Target | Total lumens | Fixtures | Grid | Spacing |
|---|---|---|---|---|---|
| Kitchen | 300 lx | 37,089 lm | 49 | 7 × 7 | 4′ × 4′ |
| Living room | 150 lx | 21,010 lm | 25 | 5 × 5 | 5.6′ × 5.6′ |
| Bedroom | 100 lx | 14,007 lm | 20 | 4 × 5 | 7′ × 5.6′ |
| Bathroom | 200 lx | 28,014 lm | 36 | 6 × 6 | 4.7′ × 4.7′ |
| Home office | 300 lx | 37,849 lm | 49 | 7 × 7 | 4′ × 4′ |
| Dining room | 150 lx | 18,925 lm | 25 | 5 × 5 | 5.6′ × 5.6′ |
| Garage | 150 lx | 21,010 lm | 25 | 5 × 5 | 5.6′ × 5.6′ |
| Hallway | 100 lx | 14,007 lm | 20 | 4 × 5 | 7′ × 5.6′ |
| Laundry | 200 lx | 24,726 lm | 30 | 5 × 6 | 5.6′ × 4.7′ |
| Basement | 150 lx | 21,010 lm | 25 | 5 × 5 | 5.6′ × 5.6′ |
| Workshop | 400 lx | 49,452 lm | 64 | 8 × 8 | 3.5′ × 3.5′ |
| Nursery | 100 lx | 14,007 lm | 20 | 4 × 5 | 7′ × 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 28x28 room?
It depends what the room is for. A 28×28 ft (784 sq ft) living room needs about 25 fixtures at 800 lm; the same footprint as a kitchen needs about 49, because a kitchen is lit to roughly double the level. Pick the room type for the real answer.
How many square feet is a 28x28 room?
784 square feet, or 72.8 square metres.