Quantity Surveyor in Castleknock, Dublin
Compare quantity surveyor professionals in Castleknock. Free quotes, no obligation.
Castleknock is dominated by large, well-maintained family homes built from the 1980s to 2000s in estates like Castleknock Park, Beechpark, Carpenterstown, and Diswellstown. Housing is predominantly detached and semi-detached, three to five bedrooms, with good-sized gardens. Many homes are now 20 to 30 years old and reaching the point where boiler replacement, window upgrades, kitchen renovations, and energy retrofits are needed. The Phoenix Park boundary creates a distinctive western edge. Some older housing exists near the village centre.
Managed by Fingal County Council. A well-established, affluent family area with high property values (€500k to €1m+). The mature housing stock creates consistent demand for mid-life upgrades: boiler replacement, attic insulation top-ups, window replacement, kitchen and bathroom renovations, and garden landscaping. The area is relatively sheltered with good tree cover. Access for trades is generally good with driveways and parking. The established nature of the area means less new-build activity and more renovation and extension work.
Quantity Surveyor in Castleknock: Local Insights
Castleknock is dominated by large, well-maintained family homes built from the 1980s to 2000s in estates like Castleknock Park, Beechpark, Carpenterstown, and Diswellstown. Housing is predominantly detached and semi-detached, three to five bedrooms, with good-sized gardens. Many homes are now 20 to 30 years old and reaching the point where boiler replacement, window upgrades, kitchen renovations, and energy retrofits are needed. The Phoenix Park boundary creates a distinctive western edge. Some older housing exists near the village centre.
Managed by Fingal County Council. A well-established, affluent family area with high property values (€500k to €1m+). The mature housing stock creates consistent demand for mid-life upgrades: boiler replacement, attic insulation top-ups, window replacement, kitchen and bathroom renovations, and garden landscaping. The area is relatively sheltered with good tree cover. Access for trades is generally good with driveways and parking. The established nature of the area means less new-build activity and more renovation and extension work.
Free Property Guides
Planning a property transaction? Our Irish Property Guide covers everything from first-time buying to conveyancing and inheritance.
Browse Guides on IrishPropertyGuide.ieQuantity Surveyor Costs in Castleknock
Typical costs for quantity surveyor in the Castleknock area (Dublin pricing applies):
| Service | Typical Cost | Notes |
|---|---|---|
| Cost estimate (extension) | €750 | €2,250 | Project complexity |
| Full QS service (new build) | €4,500 | €15,000 | Project size, scope |
| Bill of quantities | €1,500 | €4,500 | Project complexity |
Dublin area estimates, 2026. Request quotes for accurate pricing.
Quantity Surveyor FAQs
Full cost management: 1.5 to 3% of construction cost. Cost estimate only: €500 to €1,500. Tender analysis: €500 to €1,000. Final account: €500 to €1,500. The fee typically pays for itself many times over through cost savings.
For extensions under €50,000, a QS is optional but useful for comparing quotes. For extensions over €50,000, a QS is strongly recommended. For self-builds (€200,000+), a QS is essential for budget management.
A detailed document listing every item of work and material in the project, with quantities measured from the architect's drawings. It allows builders to price on an identical basis, making quote comparison meaningful. Without a bill, builders price from drawings and make their own assumptions, making quotes difficult to compare.
By producing accurate cost estimates before tendering, ensuring competitive pricing through detailed bills of quantities, identifying errors and omissions in builder's quotes, managing variations during construction, and negotiating the final account. Typical savings: 5 to 15% of construction cost.
Ideally, before the architect completes the tender documents. The QS can provide a cost estimate at design stage (helping you adjust the design to budget before tendering) and prepare the bill of quantities for the tender process.
Yes. A QS can independently assess disputed costs, review the scope of work, evaluate claims for extras, and provide an expert opinion that carries professional weight in negotiations or formal dispute resolution.