625 sq ft
25×25 room:
25×25 room:
how many lights?
A 25×25 ft room is 625 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 16 to 54 fixtures at 800 lumens each.
Pick the room type below for the full layout, spacing and ceiling plan.
A 25×25 room, by what it is used for
| Room type | Target | Total lumens | Fixtures | Grid | Spacing |
|---|---|---|---|---|---|
| Kitchen | 300 lx | 30,321 lm | 40 | 5 × 8 | 5′ × 3.1′ |
| Living room | 150 lx | 17,350 lm | 25 | 5 × 5 | 5′ × 5′ |
| Bedroom | 100 lx | 11,567 lm | 16 | 4 × 4 | 6.3′ × 6.3′ |
| Bathroom | 200 lx | 23,133 lm | 30 | 5 × 6 | 5′ × 4.2′ |
| Home office | 300 lx | 31,083 lm | 42 | 6 × 7 | 4.2′ × 3.6′ |
| Dining room | 150 lx | 15,541 lm | 20 | 4 × 5 | 6.3′ × 5′ |
| Garage | 150 lx | 17,350 lm | 25 | 5 × 5 | 5′ × 5′ |
| Hallway | 100 lx | 11,567 lm | 16 | 4 × 4 | 6.3′ × 6.3′ |
| Laundry | 200 lx | 20,214 lm | 25 | 5 × 5 | 5′ × 5′ |
| Basement | 150 lx | 17,350 lm | 25 | 5 × 5 | 5′ × 5′ |
| Workshop | 400 lx | 40,428 lm | 54 | 9 × 6 | 2.8′ × 4.2′ |
| Nursery | 100 lx | 11,567 lm | 16 | 4 × 4 | 6.3′ × 6.3′ |
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 25x25 room?
It depends what the room is for. A 25×25 ft (625 sq ft) living room needs about 25 fixtures at 800 lm; the same footprint as a kitchen needs about 40, because a kitchen is lit to roughly double the level. Pick the room type for the real answer.
How many square feet is a 25x25 room?
625 square feet, or 58.1 square metres.