33 m² · 1 bedroom
1 Bed Granny Flat
€93,900
+ VAT @ 13.5%
A great option for longer-term living. In Dublin gardens especially, this size works well — enough space to live comfortably while keeping plenty of garden left over.
- Planning
- Exempt*
- Build time
- 5–10 days
- Bedrooms
- 1 bedroom
- Construction
- ICF poured concrete
Indicative concept layout, not a scaled architectural drawing. Final layout is confirmed during design — every unit is custom designed for its site.
*Subject to site eligibility under S.I. No. 340/2026 (same household, minimum 25 m² garden, separate entrance) — confirmed at your free site visit. Build time refers to the on-site structural build once foundations are ready; excludes design, planning and connections lead-time. Prices exclude site works, connections and professional fees.
Good to know
Frequently asked questions
How much does the 1 Bed Granny Flat cost?+
€93,900 + VAT at 13.5%, as a fixed price including design, build and full project management. Site works, connections and professional fees are excluded and quoted after your free site visit.
Does the 1 Bed Granny Flat need planning permission?+
Usually no. At 33 m² it falls within the S.I. No. 340/2026 exemption for garden dwellings up to 45 m², provided your site meets the conditions (rear garden, 25 m² garden remaining, separate entrance, owner living in the main house). We confirm eligibility at your free site visit.
How long does it take to build?+
The on-site structural build takes 5–10 days once foundations are ready. Design, planning/exemption paperwork and connections come before that — we project manage the whole sequence.
What standard is it built to?+
Full residential standard: Building Control, structural sign-off and BER assessment, with a design target of BER A1–A0. The ICF wall gives you a reinforced concrete core with continuous insulation on both sides.