
Granny Flat Builder Currans Hill — From $150K Fixed Price
Fixed-price granny flat construction in Currans Hill 2567. 1-bed from $150K, 2-bed from $185K. CDC approval, Camden Council compliant. No hidden extras.
Quick Answer
A granny flat in Currans Hill costs $150,000–$300,000+ depending on size and finishes. 1-bed from $150K, 2-bed from $200K. CDC fast-track approval in 10–15 business days. Buildana manages design, Camden Council approval and fixed-price construction.
Granny Flat Builder in Currans Hill
Currans Hill in Camden Council has excellent granny flat potential with typical lots of 300–500m² master-planned (Oran Park/Spring Farm/Gledswood Hills/Harrington Park/Mount Annan); 600–900m² older Camden/Narellan; 1ha+ acreage (Cobbitty/Bickley Vale/Brownlow Hill/Werombi) — most qualifying under NSW Housing SEPP for fast-tracked CDC approval. 1990s–2000s brick veneer-era homes on established blocks make ideal candidates for a granny flat addition, with rental returns in Currans Hill reaching $450–$620/week (master-planned demographic supports premium siting). Camden Council manages development in the area, and Buildana has deep experience with granny flat builds across Camden Council.
On the ground in Currans Hill (2567), the practical numbers shape every granny flat. Class M (Wianamatta Shale predominant) / Class H–E reactive clay on Bringelly/Leppington/Catherine Field corridor / Sydney Drinking Water Catchment SEPP overlay parts of Cobbitty/Werombi/The Oaks (subdivision and on-site sewer constraints) soil — extremely reactive clay — pushes engineered foundation work into the $45,000–$80,000 bracket on most 300–500m² master-planned (Oran Park/Spring Farm/Gledswood Hills/Harrington Park/Mount Annan); 600–900m² older Camden/Narellan; 1ha+ acreage (Cobbitty/Bickley Vale/Brownlow Hill/Werombi) blocks. R2 Low Density predominant / R3 Medium Density on Camden Town Centre/Narellan/Oran Park town centres / RU2 Rural Landscape (Cobbitty/Bickley Vale/Brownlow Hill/Werombi) zoning under Camden Council sets the building envelope, with R3 Medium Density pockets that open up dual occupancy options on qualifying lots. Median sale price across Currans Hill sits at $1.0M–$1.4M, which frames the build-versus-buy decision from the start. Nearest rail is Macarthur (8 km), and that proximity affects everything from rental demand to construction site access.
Buildana manages the full granny flat process in Currans Hill — from site assessment and CDC fast-track approval through to fixed-price construction and handover. We build studio, 1-bedroom, and 2-bedroom designs up to the NSW maximum of 60m².
Read our Complete Granny Flat Guide or explore granny flat builds across Sydney.
- Granny flats in Currans Hill from $150K
- CDC fast-track approval (10–15 business days)
- 300–500m² master-planned (Oran Park/Spring Farm/Gledswood Hills/Harrington Park/Mount Annan); 600–900m² older Camden/Narellan; 1ha+ acreage (Cobbitty/Bickley Vale/Brownlow Hill/Werombi) blocks — most qualify for 60m² granny flat
- Currans Hill zoned R2 Low Density predominant / R3 Medium Density on Camden Town Centre/Narellan/Oran Park town centres / RU2 Rural Landscape (Cobbitty/Bickley Vale/Brownlow Hill/Werombi)
- Fixed-price contract — design to handover
- Class M (Wianamatta Shale predominant) / Class H–E reactive clay on Bringelly/Leppington/Catherine Field corridor / Sydney Drinking Water Catchment SEPP overlay parts of Cobbitty/Werombi/The Oaks (subdivision and on-site sewer constraints) soil — engineered slab included
- Rental yield $450–$620/week (master-planned demographic supports premium siting) in Currans Hill
- Free site assessment — near Macarthur (8 km) station

Reviewed by Oliver Alameri
Licensed Builder (NSW 487805C) · Master of Property Development · PhD Student · Building across Western Sydney since 2010
Why Build a Granny Flat in Currans Hill?
Currans Hill is an established family suburb between Narellan and Mount Annan — 1990s–2000s brick veneer on 450–650m² R2 blocks. Currans Hill Public School and the local shops anchor the suburb. Strong family demographic.
Currans Hill's rural-residential character and 300–500m² master-planned (Oran Park/Spring Farm/Gledswood Hills/Harrington Park/Mount Annan); 600–900m² older Camden/Narellan; 1ha+ acreage (Cobbitty/Bickley Vale/Brownlow Hill/Werombi) blocks set it apart from standard suburban development. R2 Low Density predominant / R3 Medium Density on Camden Town Centre/Narellan/Oran Park town centres / RU2 Rural Landscape (Cobbitty/Bickley Vale/Brownlow Hill/Werombi) zoning means different controls apply — larger setbacks, on-site services, and site-specific engineering. Transport access via Macarthur (8 km) connects Currans Hill to the wider Sydney network. Secondary dwellings on 300–500m² master-planned (Oran Park/Spring Farm/Gledswood Hills/Harrington Park/Mount Annan); 600–900m² older Camden/Narellan; 1ha+ acreage (Cobbitty/Bickley Vale/Brownlow Hill/Werombi) blocks deliver rental returns of $450–$620/week (master-planned demographic supports premium siting) per week. CDC approval through a private certifier typically takes 10–15 business days. Soil conditions in Currans Hill (Class M (Wianamatta Shale predominant) / Class H–E reactive clay on Bringelly/Leppington/Catherine Field corridor / Sydney Drinking Water Catchment SEPP overlay parts of Cobbitty/Werombi/The Oaks (subdivision and on-site sewer constraints), extremely reactive) are factored into every Buildana foundation design.
Granny flat builder in Currans Hill — key facts
- Suburb
- Currans Hill, NSW 2567
- Council / LGA
- Camden Council (Camden Council)
- Primary zoning
- R2 Low Density predominant / R3 Medium Density on Camden Town Centre/Narellan/Oran Park town centres / RU2 Rural Landscape (Cobbitty/Bickley Vale/Brownlow Hill/Werombi)
- Typical lot size
- 300–500m² master-planned (Oran Park/Spring Farm/Gledswood Hills/Harrington Park/Mount Annan); 600–900m² older Camden/Narellan; 1ha+ acreage (Cobbitty/Bickley Vale/Brownlow Hill/Werombi)
- Soil class
- Class M (Wianamatta Shale predominant) / Class H–E reactive clay on Bringelly/Leppington/Catherine Field corridor / Sydney Drinking Water Catchment SEPP overlay parts of Cobbitty/Werombi/The Oaks (subdivision and on-site sewer constraints)
- Median house price
- $1.0M–$1.4M
- Home era
- 1990s–2000s brick veneer
- Typical price range
- $150,000 – $300,000+
- Typical timeline
- 4–6 months design to handover
- Approval pathway
- CDC via NSW Affordable Rental Housing SEPP (10–15 days)
Building in Currans Hill — Local Context
Ground Conditions That Affect Your Build
Class M (Wianamatta Shale predominant) / Class H–E reactive clay on Bringelly/Leppington/Catherine Field corridor / Sydney Drinking Water Catchment SEPP overlay parts of Cobbitty/Werombi/The Oaks (subdivision and on-site sewer constraints) is the rule across Currans Hill — extremely reactive clay. For your granny flat, expect engineered footings in the $45,000–$80,000 range. The variables that shift you up or down inside that band: building footprint, number of storeys, point loads (heavy stone benchtops, masonry feature walls), and whether the adjacent stormwater system needs upgrading. Currans Hill is close to Macarthur (8 km) station — site access on tighter blocks adds a logistics premium, which is why we cost cranage and material delivery before signing, not after.
Camden Council & Approval Pathway
Currans Hill sits inside the Camden Council LGA, governed by Camden Council. For a granny flat, the approval question is usually CDC vs DA. Most compliant designs in Currans Hill fit CDC — Complying Development Certificate issued by a private certifier in 10–15 business days. That's the fast lane, and Buildana lodges it as part of the contract. Either way, we manage submission, RFIs, and re-lodgement in-house — you don't deal with the council.
What a Secondary dwelling Costs in Currans Hill
Currans Hill's median house price sits at $1.0M–$1.4M. That's the number that decides whether a granny flat stacks up financially. Build cost $150K–$260K against $450–$620/week (master-planned demographic supports premium siting) in rental — payback period typically 7–11 years, plus capital uplift on the parent lot. Buildana provides itemised quotes — no provisional sums, no allowances, no "as per engineering" line items.
Currans Hill Housing Stock & What That Means
Most homes in Currans Hill were built 1990s–2000s brick veneer. Modern homes in this era generally have no asbestos, though survey is still standard before any major works.
What Recent Approvals Show
Camden Council's recent decisions for Secondary dwellings in Currans Hill reveal a clear pattern — clean CDC submissions with correct setback dimensions on plan, BASIX matching the actual specification, and clear separation from the parent dwelling are clearing in 10-12 business days consistently. Sloppy lodgement adds 4-8 weeks of round-trip; clean lodgement doesn't.
Builder's Take on Currans Hill
CDC is the right path for most Currans Hill granny flats. Lodgement to approval in 10–15 business days vs 8–12 weeks for DA through Camden Council. The only catch: your design has to comply with the Codes SEPP — height, setbacks, landscape area. We check that upfront so there's no wasted design time.
On a 300–500m² master-planned (Oran Park/Spring Farm/Gledswood Hills/Harrington Park/Mount Annan); 600–900m² older Camden/Narellan; 1ha+ acreage (Cobbitty/Bickley Vale/Brownlow Hill/Werombi) block in Currans Hill, granny flat placement matters more than finishes. Too close to the main house and privacy fails. Too deep in the yard and services cost triples. Best placement is usually along a side boundary with a clear walkway from the street — respects the front home's curb appeal.
Currans Hill vs Nearby Suburbs
Currans Hill vs nearby suburbs — key metrics for building a granny flat.
| Suburb | Median Price | Typical Lot | Soil Class | GF Rental | Station |
|---|---|---|---|---|---|
| Currans Hill2567this suburb | $1.0M–$1.4M | 300–500m² master-planned (Oran Park/Spring Farm/Gledswood Hills/Harrington Park/Mount Annan); 600–900m² older Camden/Narellan; 1ha+ acreage (Cobbitty/Bickley Vale/Brownlow Hill/Werombi) | Class M (Wianamatta Shale predominant) / Class H–E reactive clay on Bringelly/Leppington/Catherine Field corridor / Sydney Drinking Water Catchment SEPP overlay parts of Cobbitty/Werombi/The Oaks (subdivision and on-site sewer constraints) | $450–$620/week (master-planned demographic supports premium siting) | Macarthur (8 km) |
| Mount Annan2567 | $1.1M–$1.5M | 300–500m² master-planned (Oran Park/Spring Farm/Gledswood Hills/Harrington Park/Mount Annan); 600–900m² older Camden/Narellan; 1ha+ acreage (Cobbitty/Bickley Vale/Brownlow Hill/Werombi) | Class M (Wianamatta Shale predominant) / Class H–E reactive clay on Bringelly/Leppington/Catherine Field corridor / Sydney Drinking Water Catchment SEPP overlay parts of Cobbitty/Werombi/The Oaks (subdivision and on-site sewer constraints) | $450–$620/week (master-planned demographic supports premium siting) | Macarthur (6 km) |
| Narellan2567 | $1.0M–$1.4M master-planned; $1.2M–$1.8M Harrington Park/Mount Annan/Cobbitty premium; $2.0M–$5.0M+ Cobbitty/Bickley Vale/Brownlow Hill acreage | 300–500m² master-planned (Oran Park/Spring Farm/Gledswood Hills/Harrington Park/Mount Annan); 600–900m² older Camden/Narellan; 1ha+ acreage (Cobbitty/Bickley Vale/Brownlow Hill/Werombi) | Class M (Wianamatta Shale predominant) / Class H–E reactive clay on Bringelly/Leppington/Catherine Field corridor / Sydney Drinking Water Catchment SEPP overlay parts of Cobbitty/Werombi/The Oaks (subdivision and on-site sewer constraints) | $450–$620/week (master-planned demographic supports premium siting) | Macarthur (8 km) |
| Camden2570 | $1.0M–$1.4M master-planned; $1.2M–$1.8M Harrington Park/Mount Annan/Cobbitty premium; $2.0M–$5.0M+ Cobbitty/Bickley Vale/Brownlow Hill acreage | 300–500m² master-planned (Oran Park/Spring Farm/Gledswood Hills/Harrington Park/Mount Annan); 600–900m² older Camden/Narellan; 1ha+ acreage (Cobbitty/Bickley Vale/Brownlow Hill/Werombi) | Class M (Wianamatta Shale predominant) / Class H–E reactive clay on Bringelly/Leppington/Catherine Field corridor / Sydney Drinking Water Catchment SEPP overlay parts of Cobbitty/Werombi/The Oaks (subdivision and on-site sewer constraints) | $450–$620/week (master-planned demographic supports premium siting) | Macarthur (10 km) |
Median price, soil class, and lot size shape build feasibility and final cost. Buildana assesses every site against these and other constraints during the free feasibility stage.
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Cost Guide
| Item | Estimated Range |
|---|---|
| Studio (35m²) | $140,000 – $180,000 |
| 1-bedroom (40–45m²) | $170,000 – $210,000 |
| 2-bedroom (55m²) | $200,000 – $245,000 |
| Full 60m² maximum | $210,000 – $260,000 |
| Separate meter install | $2,500 – $6,500 |
| Landscaping and path tie-in | $3,000 – $12,000 |
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. Site visit to your Currans Hill block to check feasibility — lot dimensions, sewer and stormwater locations, driveway access, and Camden Council's setback and landscape requirements. Written feasibility report within 3 business days. Design pulls from a library of plans we've refined over years of Currans Hill-area builds, then adapts to your specific block constraints. Faster than starting from scratch, better than buying a stock plan that doesn't suit the site.
⏱The Currans Hill construction phase. Fixed price, programmed, supervised. Most Currans Hill granny flats qualify for CDC — faster and simpler than DA. Buildana prepares all documentation, lodges with the certifier, and obtains the Construction Certificate. Typical turnaround: 2–3 weeks. Construction in your back yard means coordinating site access, material delivery, and trade movement around the existing house. Buildana plans the build to keep main-house disruption to a few hours per week, not constant noise and dust.
⏱The job isn't done when the site's clean; it's done when you have keys, certificates and warranties. Final inspection, Occupation Certificate, keys, and maintenance guide. Ready for tenants or family. Rental potential: $450–$620/week (master-planned demographic supports premium siting) per week.
⏱Our Team
Oliver Alameri
Founder / Director / Builder · MPropDev · PhD Student
Ahmad Alameri
Accounts Manager
Claire Wendell
Project Manager
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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 July 2025
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