
Knockdown Rebuild Horsley Park — Demo to Handover in 12 Months
Horsley Park 2175 KDR with tight programme: demolition (3–4 weeks), new home (24–40 weeks). CDC fast-track or Fairfield City Council DA. Weekly progress updates.
Quick Answer
A knockdown rebuild in Horsley Park costs $450,000–$1,200,000+. Standard single-storey from $450K, two-storey from $650K. Buildana manages demolition, Fairfield City Council approvals, and construction under one fixed-price contract.
Knockdown Rebuild Builder in Horsley Park
A knockdown rebuild in Horsley Park is a different animal to the suburban blocks nearby, because this is semi-rural RU4 land — acreage lots from 2,000m² up to two hectares. A rebuild here is about a substantial rural-character home on a large holding, not a standard suburban replacement.
On acreage, the RU4 zoning brings its own planning provisions, and things like on-site wastewater, driveways, bushfire assessment and setbacks from boundaries all matter more than on a tight urban block. I work through those as part of the feasibility rather than treating it like a suburban rebuild.
It is also worth flagging that Horsley Park sits near the Western Sydney Airport precinct, so future flight-path and noise considerations are worth understanding before you design. The ground runs from shale to reactive clay, so the slab is engineered off a real geotech.
We rebuild fixed-price, licence HBL 487805C. Get our knockdown rebuild feasibility, with the rural provisions worked through, before you commit.
Buildana manages the complete knockdown rebuild process in Horsley Park — from site assessment and architectural design through to DA or CDC approval, demolition management, and fixed-price construction to handover. One builder, one contract, one new home.
Read our KDR Cost Guide 2026 or use the Renovation vs KDR Calculator to compare options.
- New home in Horsley Park from $450K
- Fairfield City Council DA and CDC approvals managed
- Demolition and asbestos removal included
- Class M–H soil — engineered slab design included
- Typical blocks 2,000m²–2ha in Horsley Park
- Single and two-storey designs available
- 6-year structural warranty
- Free site assessment — near Fairfield (7 km) station

Reviewed by Oliver Alameri
Licensed Builder (NSW 487805C) · Master of Property Development · PhD Student · Building across Western Sydney since 2010
Acreage, not a suburban block
Horsley Park's RU4 acreage lots — 2,000m² to two hectares — put a rebuild in rural territory. That means a substantial home with real land around it, but also a different planning path: on-site wastewater, driveway and access, boundary setbacks and bushfire assessment all carry more weight than on a suburban block.
I work through those provisions as part of the feasibility so the rural build is planned properly, not shoehorned into a suburban template.
Airport precinct and engineered ground
Horsley Park sits near the Western Sydney Airport precinct, so it is worth understanding future flight-path and noise considerations before locking in a design and orientation. I flag that early rather than after plans are drawn.
The ground runs from shale into reactive clay, so the slab is engineered off a real geotech. On acreage, getting the substructure and site works right is the bulk of the groundwork.
Knockdown-rebuild builder in Horsley Park — key facts
- Suburb
- Horsley Park, NSW 2175
- Council / LGA
- Fairfield City Council (Fairfield City)
- Primary zoning
- RU4 Primary Production Small Lots
- Typical lot size
- 2,000m²–2ha
- Soil class
- Class M–H
- Median house price
- $1.5M–$2.5M
- Home era
- Mixed
- Typical price range
- $450,000 – $1,200,000+
- Typical timeline
- 14–22 months including demolition
- Approval pathway
- CDC where eligible or DA for complex sites
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 |
|---|---|
| Single storey rebuild (150–200m²) | $500,000 – $710,000 |
| Double storey rebuild (200–300m²) | $710,000 – $1,100,000 |
| Premium rebuild (300m²+) | $1,100,000+ |
| Demolition (Mixed Horsley Park home) | $19,000 – $42,000 |
| Asbestos removal (if present) | $8,000 – $26,000 |
| Service disconnections & reinstatement | $3,000 – $8,000 |
Prices are indicative for Western Sydney (2025). Actual costs depend on site, specifications, and approvals.
How It Works
From First Call to Final Key
Everything that has to be right before we touch the ground. We assess your Horsley Park block — lot size (typical 2,000m²–2ha), RU4 Primary Production Small Lots zoning, setbacks, FSR, and existing dwelling condition. Asbestos survey included. You'll know feasibility and budget before committing. Complete design package: floor plans, elevations, 3D renders, structural engineering, geotech, BASIX, stormwater, and all documentation Fairfield City Council requires. Approval managed start to finish.
⏱The Horsley Park construction phase. Fixed price, programmed, supervised. Pre-demolition: dilapidation report on adjoining properties (protects you against unfounded damage claims), service disconnections, asbestos clearance, neighbour notification. Then 1–2 weeks of physical demolition with material sorted at site for recycling where possible. Fixed-price construction: engineered slab, frame, lock-up, fit-out, external works. 8–12 months depending on size. Weekly progress reports with photos and milestone tracking.
⏱The job isn't done when the site's clean; it's done when you have keys, certificates and warranties. Same address, completely different home. Permanent gas, water, electrical, NBN reconnected and tested. Council waste collection re-registered. Mailbox reinstalled. Move-in ready, not move-in plus 100 small jobs.
⏱Our Team
Oliver Alameri
Founder / Director / Builder · MPropDev · PhD Student
Ahmad Alameri
Accounts Manager
Claire Wendell
Project Manager
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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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Last updated: 1 April 2026
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