Stairs in Ireland 2026 — Timber, Steel, Glass, and the Building Regs for Rise and Going
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Stairs: timber €1,500–€4,000, steel €3,000–€8,000, glass €5,000–€15,000. Building Regs: max rise 220 mm, min going 220 mm.
Stairs in Ireland 2026: timber €1,500–€4,000 (most common, oak or beech), steel €3,000–€8,000 (modern, slim), glass €5,000–€15,000 (premium, architectural), plus installation €500–€1,500. Building Regulations 2023 TGD-K (Stairs and Ladders) and TGD-M (Access for People with Disabilities): max rise 220 mm, min going 220 mm, handrail height 900–1,000 mm. The stair must have a clear width of 800 mm minimum (1000 mm for a feature stair). Consider the stair early — the opening in the floor above must be sized correctly, and the headroom must be 2 m minimum at all points. Most Irish self-builds use timber; steel and glass are premium options.
When this matters most
You're at design stage and need to plan the stairs.
When this doesn't apply
The stairs are in.
Sources
Building Regulations 2023, TGD-K (Stairs and Ladders). https://www.gov.ie/
Frequently asked questions
How much do stairs cost in Ireland?
Timber: €1,500–€4,000. Steel: €3,000–€8,000. Glass: €5,000–€15,000. Plus installation €500–€1,500. Most Irish self-builds use timber.
What is the maximum rise of a stair in Ireland?
Building Regulations 2023 TGD-K: max rise 220 mm, min going 220 mm, handrail height 900–1,000 mm, clear width 800 mm minimum.
When should I plan the stair?
Early — at the design stage. The opening in the floor above must be sized correctly, and the headroom must be 2 m minimum at all points. Get the architect to detail it before construction.
When this matters most
You're at design stage and need to plan the stairs.
When this doesn't apply
The stairs are in.
Where to go next
Next decision
The next step in your build sequence.
Branch into
Adjacent decisions at the same stage.
Watch out for
Common mistakes, hidden costs, gotchas.
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