
Custom Home Builder Smithfield — Start in 12 Weeks
Smithfield 2164 custom homes with CDC fast-track (15 business days) or Fairfield City Council DA. Programmed build, weekly milestones, 24–40 week construction.
Quick Answer
A custom home in Smithfield costs $450,000–$1,200,000+ depending on size and specification. Single storey from $450K, double storey from $650K. Buildana manages design, Fairfield City Council approvals and fixed-price construction.
Custom Home Builder in Smithfield
A custom home in Smithfield has the well-sized block that family design needs. This suburb next to the Smithfield-Wetherill Park industrial area runs residential streets with generous blocks, much of it ready for replacement, so a knockdown-and-build delivers a designed home on land the ready-made market cannot match. It is practical value in the Fairfield LGA.
The generous blocks open single or double-storey designs with real backyard and indoor-outdoor living, and the ground generally behaves, so a slab engineered off geotech is routine. Where older homes carry fibro, a licensed asbestos strip-out comes first, and as a Fairfield-based builder these are short trips on home turf with a council we know well.
What I would check first on your Smithfield block: the building envelope, any asbestos in older fibro, and the slab off geotech. Those set the design.
We build these fixed-price, licence HBL 487805C. Bring us your block and brief and we will draw it.
Buildana's design-and-construct service covers everything — from initial design brief and land assessment through to council approval and fixed-price construction. One builder, one contract, one point of contact.
Read our Complete Custom Home Guide or explore custom home builds across Sydney.
- Custom homes in Smithfield from $450K
- Designed for your 450–700m² block
- Fairfield City Council DA and CDC approvals managed
- Smithfield zoned R2 Low Density
- Single and double storey designs
- Class M–H soil — engineered slab included
- 6-year structural warranty
- Free consultation — near Fairfield (2 km) station

Reviewed by Oliver Alameri
Licensed Builder (NSW 487805C) · Master of Property Development · PhD Student · Building across Western Sydney since 2010
Well-sized family blocks
This suburb next to the Smithfield-Wetherill Park industrial area runs residential streets with generous blocks, much of it ready for replacement.
A knockdown-and-build delivers a designed home on land the ready-made market cannot match, practical value in the Fairfield LGA.
Home-turf build
The generous blocks open single or double-storey designs with real backyard, and the ground behaves, so a slab off geotech is routine.
Older fibro gets a licensed asbestos strip-out first, and as a Fairfield-based builder these are short trips on home turf.
Custom home builder in Smithfield — key facts
- Suburb
- Smithfield, NSW 2164
- Council / LGA
- Fairfield City Council (Fairfield City)
- Primary zoning
- R2 Low Density
- Typical lot size
- 450–700m²
- Soil class
- Class M–H
- Median house price
- $900K–$1.15M
- Home era
- 1960s–1980s
- Typical price range
- $450,000 – $1,200,000+
- Typical timeline
- 12–20 months design to handover
- Approval pathway
- CDC fast-track (15 business days) or DA (40–90 days)
Real Project
Custom Single-Storey Home — Smithfield
240sqm 4-bed single-storey on a 580sqm R2 Smithfield lot. Client's brief was single-level, low-maintenance, full accessibility for an ageing parent moving in. Hobless showers, wider internal doors, minimum thresholds. Fairfield Council CDC — 10 business days. Class M soil.
Completed in 25 weeks. Fixed-price $635,000. Passed all LHA Silver-level checks on handover inspection.
Want a real number for YOUR block — not a generic estimate?
Free site assessment, fixed-price contract, line-itemised quote within 48 hours. No high-pressure sales — just a real builder talking real numbers.
Cost Guide
| Item | Estimated Range |
|---|---|
| Entry-level single storey | $430,000 – $570,000 |
| Mid-range double storey | $670,000 – $900,000 |
| Architectural custom build | $900,000 – $1,330,000 |
| Luxury / high-spec custom | $1,330,000+ |
| Class M–H slab uplift | $5,000 – $24,000 |
Prices are indicative for Western Sydney (2025). Actual costs depend on site, specifications, and approvals.
How It Works
From First Call to Final Key
We come to your Smithfield site or you visit our office on The Horsley Drive in Fairfield. Either way, you leave the meeting with a clear cost band, an outline timeline, and a yes/no on whether your block supports the home you have in mind. The hard yards happen here, not at design lock-in.
⏱Our designer draws up plans matched to your Smithfield block — north-facing living, compliant setbacks, garage placement, and outdoor flow. You get floor plans, elevations, and 3D renders to review before we lock in the design.
⏱Documentation is where bad builders cut corners and good builds stay on track. Buildana commissions the borehole, instructs the engineer, prepares BASIX, and aligns hydraulic, structural, and architectural drawings before lodgement. Certifiers reject sloppy packages — ours go in clean.
⏱CDC fast-track (10–15 business days) or DA through Fairfield City Council (40–90 days). Smithfield is zoned R2 Low Density. Construction Certificate obtained before works commence.
⏱Slab, frame, lock-up, fit-out, external works — all under fixed-price contract. Dedicated project manager on your build, weekly progress reports, and quality inspections at every critical hold point.
⏱OC, six-year structural warranty, two-year non-structural warranty, all manufacturer warranties on appliances and fixtures, BASIX certificate, certifier sign-offs, and maintenance schedule — all handed over in a single documentation pack. Keep it for your records and any future sale.
⏱Our Team
Oliver Alameri
Founder / Director / Builder · MPropDev · PhD Student
Ahmad Alameri
Accounts Manager
Claire Wendell
Project Manager
Estimate Your Build Cost
Use our free calculator to get an instant cost estimate for your project
Still got questions? Talk to Oliver directly.
30-min free call — bring your block, your brief, your budget. We'll map out feasibility, timeline, and realistic cost. No sales pitch.
Frequently Asked Questions
Buildana built our granny flat in just 12 weeks. Fast approvals, great communication, and a beautiful final product. Highly recommend.
Fatima Al-Rashid
Liverpool, NSW
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Headquartered in Western Sydney's Fairfield. Active across all 28 metropolitan Sydney LGAs — from Penrith to the Eastern Suburbs, the Hills to the Sutherland Shire.
Last updated: 1 July 2025
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