How much does a granny flat cost in Hobart?
A granny flat in Hobart costs $106,000–$154,000 for a turnkey 1-bedroom build (35–45m²), $134,000–$202,000 for a 2-bedroom (around 60m²), and from about $77,000 supplied for a prefab or kit unit. Per square metre, turnkey builds run $2,200–$3,350/sqm depending on design, site, and finishes.
Detailed Pricing — Hobart 2026
| Service | Low | Typical | High |
|---|---|---|---|
| Prefab / kit granny flat — 1-bed (supplied) | $77,000total | $91,000 | $115,000 |
| Studio / 1-bed granny flat (35-45m², turnkey) | $106,000total | $125,000 | $154,000 |
| 2-bed granny flat (~60m², turnkey) | $134,000total | $168,000 | $202,000 |
| Custom / premium 2-bed (high-end finishes) | $202,000total | $250,000 | $307,000 |
| Two-storey or with attached garage | $269,000total | $331,000 | $408,000 |
| Garage / outbuilding conversion | $38,000total | $72,000 | $115,000 |
| Turnkey build (per m² built) | $2,200/sqm | $2,700 | $3,350 |
| Site works + service connections | $14,000total | $24,000 | $38,000 |
| Planning + building approval | $3,000total | $6,000 | $12,000 |
| Demolition / site clearing (if needed) | $3,000total | $6,000 | $14,000 |
| Driveway, path & basic landscaping | $5,000total | $10,000 | $19,000 |
| Privacy fencing (per m) | $140/m | $210 | $290 |
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Get Hobart quotes →Prices include GST. Based on Hobart metro area, Mar 2026. Outer suburbs may vary.
Hobart’s Granny Flat Market in 2026
In Hobart, the granny flat is one of the most-requested home additions going. High property prices, multi-generational living, and strong rental demand make a secondary dwelling one of the higher-return additions a Hobart homeowner can make — a 2-bedroom granny flat rents well and can lift property value by 10–30%. Hobart’s tight rental market makes an ancillary dwelling a strong income option, though limited local trade supply can stretch build timelines.
The biggest swing in price is build method. Prefab and modular units (from about $77,000 supplied) are the budget end; standard site-built 1- and 2-bedroom homes ($106,000–$202,000 turnkey) are the mainstream; and custom or two-storey builds run $202,000–$408,000+. Site works and service connections ($14,000–$38,000) and approvals are the costs homeowners most often underestimate.
On the rules: In Tasmania an ancillary dwelling up to 60m² is allowed on many lots, needing planning and building approval through your council. Build method and finishes lead the price, with planning and building approval and site works on top.
We’ve compiled pricing from Hobart granny flat builders, prefab suppliers, and trade databases to give the most accurate picture of granny flat costs in Hobart for 2026.
How Granny Flat Costs Vary Across Hobart
Inner & Sandy Bay
Typical cost: $173k–$317k turnkey
Sandy Bay, Battery Point, South Hobart, West Hobart. Heritage homes and sloping blocks add site-works cost and can limit siting. High land values support quality builds.
Eastern Shore
Typical cost: $144k–$269k turnkey
Bellerive, Howrah, Lindisfarne, Rosny. Family blocks with river views and good access. Detached 2-bed builds are popular for rental.
Northern Suburbs
Typical cost: $115k–$221k turnkey
Glenorchy, Moonah, Claremont, Berriedale. More affordable established suburbs with flatter blocks. Standard and prefab builds keep costs down.
Kingborough
Typical cost: $144k–$269k turnkey
Kingston, Blackmans Bay, Margate, Taroona. Coastal and family suburbs south of the city. Larger blocks suit detached builds.
Outer & Brighton
Typical cost: $115k–$221k turnkey
Brighton, Old Beach, Sorell, Bridgewater. Newer growth areas on flatter blocks. Best value and strong yields where access is easy.
What You’ll Actually Pay — Common Hobart Granny Flat Builds
These are real-world all-in prices for common Hobart granny flat builds in 2026 — covering build, standard site works, services and approvals where they apply.
1-bedroom granny flat — 40m², turnkey
$106,000–$144,000 total
The most popular build for independent living or a single tenant on a standard Hobart block. A detached single-storey home with bedroom, bathroom, kitchenette and open living, standard finishes, slab and service connections. Around 12–14 weeks once approved.
2-bedroom granny flat — 60m², turnkey
$144,000–$202,000 total
The maximum size under most rules and the best rental return. Two bedrooms, full bathroom and a proper kitchen with room for real furniture. Standard-to-mid finishes, slab, services and approval included — allow 14–16 weeks once approved. The workhorse Hobart investment build.
Prefab / modular 2-bed — installed
$91,000–$154,000 total
Factory-built and craned in, then connected to services on a prepared slab. Faster than site-built and priced lower, with less on-site disruption. Site works, slab and connections are usually quoted on top of the supplied unit price.
Garage / outbuilding conversion to studio
$43,000–$91,000 total
Turning a garage or outbuilding into a studio is the lowest-cost path to a secondary dwelling — though adding plumbing, a bathroom and kitchenette, insulation and compliance upgrades is where the money goes. Best value when the slab and walls are already sound.
Custom architect 2-bed / two-storey
$250,000–$408,000 total
A premium, fully designed secondary dwelling — high-end finishes, a larger footprint, or a two-storey design on a tight block. Needs design and engineering, and is common across the western shore suburbs where land value justifies the spend.
What Affects Granny Flat Costs in Hobart
Build method
Prefab/kit units (from ~$77,000 supplied) are cheapest; standard site-built homes are mainstream; custom and two-storey designs cost the most.
Size & bedrooms
A 1-bed (35–45m²) runs $106,000–$154,000 turnkey; a 2-bed (~60m²) $134,000–$202,000. 60m² is the cap in most states.
Site works & access
Slope, rock, poor access and craneage add $14,000–$38,000. Flat, clear, easy-access blocks are far cheaper to build on.
Service connections
Water, sewer, power and stormwater connections add cost — keeping wet areas near the main house’s services keeps plumbing runs short.
Approvals
In Tasmania an ancillary dwelling up to 60m² is allowed on many lots, needing planning and building approval through your council.
Finishes & inclusions
Standard finishes keep costs down; stone benchtops, premium flooring, decks and air-conditioning push a build toward the top of the range.
How to Save Money on a Granny Flat in Hobart
Frequently Asked Questions
Our Methodology
We build these estimates by pulling pricing from public cost guides, major trade marketplaces, industry body rate data, and builders’ own websites, then cross-checking the ranges and adjusting for local cost-of-living and advertised labour rates. The figures are editorially independent and no business pays to change them. Treat every number as a guide rather than a quote — the only way to know your real price is to get a few written quotes. Last reviewed June 2026. Read our full methodology →