Planning Permission Ireland

Stairs in Ireland 2026 — Timber, Steel, Glass, and the Building Regs for Rise and Going

Last updated 30/6/2026 · Reviewed 30/6/2026
On this page

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.

TL;DR

  • Stairs in Ireland 2026: timber €1,500–€4,000, steel €3,000–€8,000, glass €5,000–€15,000, plus installation.

  • Building Regulations 2023 TGD-K (Stairs) and TGD-M (Access): max rise 220 mm, min going 220 mm, handrail height 900–1,000 mm.

  • Most Irish self-builds use timber. Steel and glass are premium options. Consider the stair early — the opening in the floor above must be sized correctly.

When this matters most

You're at design stage and need to plan the stairs.

When this doesn't apply

The stairs are in.

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.

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.

Related guides