484 sq ft
22×22 room:
22×22 room:
how many lights?
A 22×22 ft room is 484 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 12 to 42 fixtures at 800 lumens each.
Pick the room type below for the full layout, spacing and ceiling plan.
A 22×22 room, by what it is used for
| Room type | Target | Total lumens | Fixtures | Grid | Spacing |
|---|---|---|---|---|---|
| Kitchen | 300 lx | 24,284 lm | 30 | 5 × 6 | 4.4′ × 3.7′ |
| Living room | 150 lx | 14,052 lm | 20 | 4 × 5 | 5.5′ × 4.4′ |
| Bedroom | 100 lx | 9,368 lm | 12 | 3 × 4 | 7.3′ × 5.5′ |
| Bathroom | 200 lx | 18,735 lm | 25 | 5 × 5 | 4.4′ × 4.4′ |
| Home office | 300 lx | 24,859 lm | 30 | 5 × 6 | 4.4′ × 3.7′ |
| Dining room | 150 lx | 12,430 lm | 16 | 4 × 4 | 5.5′ × 5.5′ |
| Garage | 150 lx | 14,052 lm | 20 | 4 × 5 | 5.5′ × 4.4′ |
| Hallway | 100 lx | 9,368 lm | 12 | 3 × 4 | 7.3′ × 5.5′ |
| Laundry | 200 lx | 16,190 lm | 20 | 4 × 5 | 5.5′ × 4.4′ |
| Basement | 150 lx | 14,052 lm | 20 | 4 × 5 | 5.5′ × 4.4′ |
| Workshop | 400 lx | 32,379 lm | 42 | 6 × 7 | 3.7′ × 3.1′ |
| Nursery | 100 lx | 9,368 lm | 12 | 3 × 4 | 7.3′ × 5.5′ |
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 22x22 room?
It depends what the room is for. A 22×22 ft (484 sq ft) living room needs about 20 fixtures at 800 lm; the same footprint as a kitchen needs about 30, because a kitchen is lit to roughly double the level. Pick the room type for the real answer.
How many square feet is a 22x22 room?
484 square feet, or 45 square metres.