The short answer
Treat a stairwell as a vertical room: hang one long-drop pendant or a staggered cluster through the void, and keep the lowest point at least 7 feet (2.1 m) above every tread and landing it passes over. On the stairs themselves, add wall sconces about 60 to 66 inches (150–170 cm) above the step nosing, spaced so their pools of light overlap. Light the walk, then the drop.
Two jobs, two fixtures
| Where | Fixture | Placement rule | What it does |
|---|---|---|---|
| The stairwell void | Long-drop pendant or cluster | Bottom ≥ 7 ft (2.1 m) above treads and landings | Fills the vertical space; seen from above and below |
| Along the stairs | Wall sconces | 60–66 in (150–170 cm) above the nosing, pools overlapping | Puts even light on every step edge |
| Top and bottom | Ceiling fixture or bright sconce | At each landing | Marks the start and end of the run |
The drop is the show
A double-height stairwell is the one place in a house where a fixture gets seen from every angle — above, below, and side-on through the balustrade. That's why staircase lighting leans on long pendants and stacked clusters: they use the height instead of fighting it. The long crystal staircase chandelier is the archetype. Staggering a cluster's heads by a foot or so keeps it reading as one piece rather than a row of dots. If the stairwell wants one statement piece instead of a cluster, the contemporary chandeliers include ring and linear forms that read cleanly from below.
Measure before you order. From the ceiling rose, the fixture's lowest point must clear 7 feet (2.1 m) over anything a person walks on — that includes the landing halfway up, which is the spot people forget.
How long a drop do you actually need?
The arithmetic is short. Measure from the ceiling rose down to the highest surface anyone walks on directly beneath the fixture, then take 7 feet (2.1 m) off what you measured. What's left is the longest drop you can hang. The surface that catches people out is almost never the ground floor — it's the half-landing that juts into the void, or the top step of the flight below.
| What's under the fixture | Rose to that surface | Longest usable drop | What tends to fit |
|---|---|---|---|
| A single-storey landing | 8–9 ft (2.4–2.7 m) | 1–2 ft (0.3–0.6 m) | Flush or semi-flush fixture |
| A half-landing inside a two-storey void | 8–11 ft (2.4–3.4 m) | 1–4 ft (0.3–1.3 m) | Short pendant — not the long drop the void suggests |
| Ground floor, two-storey void | 16–20 ft (4.9–6.1 m) | 9–13 ft (2.8–4.0 m) | One long pendant or a staggered cluster |
| Ground floor, three-storey void | 24–28 ft (7.3–8.5 m) | 17–21 ft (5.2–6.4 m) | Multi-tier cluster, hung to read from every floor |
The middle column is typical, not a substitute for a tape measure — and note what the second row does to a plan. A two-storey stairwell with a half-landing under the light gives you the drop of a single-storey landing, not of a two-storey void. If you want the long fixture, hang it over the part of the void nobody walks through.
Sconces do the safety work
The pendant makes the space; the sconces make the stairs usable. Mounted 60 to 66 inches (150–170 cm) above the nosing line, a sconce throws light across the step edges where a fall actually starts. Space them so one pool hands over to the next — on most straight runs that's every four to six steps. Warm, diffused shades glare less when you're looking upstairs into them — shielding the bulb is the whole basis of the scandinavian wall sconce; see our wall lighting for low-glare stone and opal options — the Nordic alabaster staircase wall light is cut for exactly this spot, and our colour temperature guide for which bulb keeps it soft.
Can you reach it to change the bulb?
This is the question that decides whether a stairwell fixture is a pleasure or a regret, and it is the one almost nobody asks before ordering. A pendant in a two-storey void hangs ten feet or more above a flight of stairs, which is the single place in a house you cannot safely stand a ladder.
Three things settle it. Access — if the fixture sits within arm's reach of the upstairs landing or over the balustrade, everything else is easy, and it is worth planning a shorter drop than the maximum to get that. Lamp type — a fitting that takes standard replaceable bulbs can be re-lamped by whoever can reach it, while an integrated LED cannot, so the whole fixture has to come down the day it fails; check which one you are buying before you buy it. Head count — a nine-head cluster is nine bulbs at the top of a ladder, and shades in a stairwell collect the dust the rest of the house sends upward, so fewer and larger is less work than many and small.
If the access is genuinely bad, the honest answer is to keep the void fixture simple and spend the effort on the sconces, which you can reach standing on the stairs.
If there's no void
Straight single-storey stairs without a stairwell still deserve better than one ceiling bulb at the top. Run sconces up the wall as above, or place a compact pendant over the bottom landing where the ceiling allows. The goal doesn't change: even light on every nosing, no hard shadows across the treads.
Where the ceiling is low enough that even a short pendant would be in the way, a flush or semi-flush ceiling light is the right answer rather than a compromise — our guide to flush and semi-flush fixtures covers how to choose between the two.
Switches, and why they matter here
A stairway is the one route in a house you walk in both directions in the dark, which is why stair lighting is normally wired to a two-way switch — a three-way switch, in North American wiring terms — with one plate at the bottom and one at the top. Confirm yours is before you plan anything else. Adding a second switch position afterwards means new cable in a wall you have just finished decorating.
Dimming is the other half of it. Full brightness is right when you are carrying something downstairs and far too much at two in the morning, and a stairwell fixture is often visible from bedroom doorways. A dimmable circuit lets one fixture do both jobs; our guide to dimmable lighting covers what actually works with LED. Where the stairs run past bedrooms, a single sconce left low is kinder than the main pendant left on.
FAQ
How high should a pendant hang in a stairwell? Keep its lowest point at least 7 feet (84 inches / 2.1 m) above every tread and landing it passes over. Above that, the longer the drop, the better the stairwell looks.
Where do wall sconces go on a staircase? About 60 to 66 inches (150–170 cm) above the step nosing, spaced so the pools of light overlap — on most straight runs, every four to six steps.
One big pendant or a cluster? Both work. One long fixture suits a narrow void; a staggered cluster suits a wide one. Either way, check the 7-foot (2.1 m) clearance at the halfway landing first.
How long should a stairwell pendant be? Measure from the ceiling rose to the highest surface anyone walks on directly beneath it and subtract 7 feet (2.1 m) — that is your maximum drop. In a two-storey void with nothing but floor underneath, it usually lands between 9 and 13 feet (2.8–4.0 m). If a half-landing sits under the fixture, it can be as little as a foot.
How do you change a bulb in a stairwell light? Plan for it before you buy. The comfortable answer is a fixture hung within reach of the upstairs landing or the balustrade; the next best is one that takes standard replaceable bulbs, so the fitting itself never has to come down. A ladder standing on stairs is the option to design out.