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Single Room Additions, Standard Extensions & Full Builds

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$142,500-$380,000
North Hobart Price Range
Average extension cost
60-80%
ROI in North Hobart
Property value added
4-7 Months
Typical Timeline
Including approvals
15-25%
Average Savings
By comparing quotes

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Second Storey Extension Costs North Hobart 2026

Complete pricing guide for all extension types and budgets

3 min read

Quick Answer

Family second storey extensions in North Hobart typically cost $171,000-$361,000 for standard suburban builds. Typical additions include 2-3 bedrooms, main bathroom, and built-in robes. Master suite with ensuite and walk-in robe starts from $123,500-$190,000. Family-focused designs prioritize bedroom separation and practical storage.

Updated January 2026 24,500+ Australians served North Hobart, 7000
1

Standard Suburban DA: In North Hobart typically takes 6-10 weeks with straightforward approval for compliant designs

2

Foundation Reinforcement: For typical North Hobart brick homes costs $14,250-$33,250 depending on existing footings

3

Bedroom Configurations: Most North Hobart families add 2-3 bedrooms upstairs, keeping living areas on ground floor for practicality

4

Master Suite Separation: From children's bedrooms is a popular design choice for privacy in North Hobart family homes

5

Home Office Additions: Increasingly popular in North Hobart extensions - a dedicated study adds $15,000-$25,000 to scope

6

ROI in Suburban North Hobart: Averages 70-85%, with best returns for adding bedrooms to 3-bed homes in family-focused areas

Price Comparison

Second Storey Extension Costs: North Hobart Component Breakdown

Comprehensive pricing for all extension components

Component-by-Component Pricing Guide

Component Budget Range Premium Range
Structural Engineering $2,850-$5,700 $7,600-$14,250
Foundation Reinforcement $14,250-$28,500 $33,250-$57,000
Staircase Installation $7,600-$14,250 $19,000-$38,000
DA & Approvals $4,750-$9,500 $11,400-$19,000
*Prices include all materials, labour, and installation for North Hobart. Costs vary by site complexity, material selections, and local market conditions. Timeline: 16-28 weeks from DA approval to completion.
North Hobart Extension Specialists

Why Add a Second Storey to Your North Hobart Home?

Looking for second-storey extension builders near you in North Hobart? The Wombat™ connects North Hobart residents with licensed builders throughout the Greater Hobart region.

Family Second-Storey Extensions in North Hobart: Suburban second-storey extensions add valuable bedrooms and living space for growing families. Larger blocks often allow ground-floor extensions, but second storeys maximize land use and add premium value. Common projects include 3-4 additional bedrooms with ensuites, teenage retreats, home offices with views, or parents' retreats. Easier access for construction materials and equipment. Focus on cost-effective designs, energy efficiency, and strong ROI for family homes. Our North Hobart builders provide cost-effective solutions for growing families.

All builders in our North Hobart network are fully licensed, understand Hobart council regulations, and provide structural engineering coordination.

Second storey home extension in North Hobart
2026 Pricing Guide

How Much Does a Second Storey Extension Cost in North Hobart?

Complete 2026 pricing guide for all extension types and budgets in North Hobart

Single Room Addition

Entry Level

Perfect for adding a master bedroom or guest suite with ensuite bathroom

30-50m² Ensuite Walk-in robe
$76K-$143K
3-4 months
MOST POPULAR

Two Room Addition

Ideal for growing families needing extra bedrooms, bathroom, and optional balcony

60-80m² 2 bedrooms Bathroom Optional balcony
$143K-$238K
4-6 months

Large Second Storey

Premium

Comprehensive addition with master suite, multiple rooms, 2 bathrooms, and balcony

90-120m² 3+ rooms 2 bathrooms Walk-in robe
$238K-$380K
6-9 months

Full Second Storey

ULTIMATE

Complete second floor that doubles your home's living space with 4-5 bedrooms, living retreat, and terrace

Doubles home 4-5 bedrooms Living retreat Terrace
$380K-$760K+
9-12+ months
Calculator

Second Storey Extension Cost Calculator North Hobart

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Structural Stairs Plumbing Electrical Roofing Finishes

Estimated Cost

$209,000 - $256,500

Prices for North Hobart area

This is an estimate only

Actual costs vary based on your specific requirements, site conditions, and chosen finishes

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Decision Guide

Second Storey Extension vs Knock-Down Rebuild: Which is Better for North Hobart?

Quick guide to determine the best approach for your North Hobart property

Choose Extension

$76K-$760K
Sound structure Strong foundation Love your location Stay during build Cost <60% rebuild

Single room to full second storey additions

Choose Rebuild

$380K-$1140K+
Major structural issues Weak foundation Want modern efficiency Layout unusable Cost >75% rebuild

Complete demolition and new two-storey build

Get a structural assessment first ($2K-$5K)

Reveals your home's capacity and required reinforcement - can change the extension vs rebuild calculation

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North Hobart Extension Process

What's Included in Your North Hobart Second Storey Extension

Every phase handled by licensed North Hobart professionals from start to finish

Design & Planning

Phase 1

Architectural design with 3D renders, structural engineering, and council DA preparation.

3D renders Engineering DA submission

Structural Work

Phase 2

Foundation reinforcement, steel beams, and wall reinforcement for upper level support.

Underpinning Steel beams Reinforcement

Framing & Roof

Phase 3

Upper level wall framing, new roof structure, and staircase construction.

Wall framing New roof Staircase

Framing & Roofing

Phase 4

Timber or steel framing, new roof installation, and weatherproofing.

Wall framing New roof Weatherproofing

Services & Insulation

Phase 5

Electrical, plumbing rough-in, HVAC ducting, and insulation installation.

Electrical Plumbing HVAC

Fit-Out & Finishes

Phase 6

Plastering, painting, flooring, bathroom tiling, and built-in wardrobes.

Plastering Flooring Bathrooms

Fixtures & Fittings

Phase 7

Lighting, bathroom fixtures, door handles, and final hardware installation.

Lighting Tapware Hardware

Completion & Handover

Complete

Final inspections, occupation certificate, clean-up, and project handover with warranty.

Final inspection OC certificate 6yr warranty
Trusted Network

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Local Information

Local North Hobart Information

Essential details about services in your area

Suburb Details

Suburb North Hobart
Postcode 7000
City Hobart
State Tasmania (TAS)

Council & Compliance

Local Council Regulation:

Building permits and development approval required for structural changes, extensions, and major renovations.

All work in North Hobart must comply with Hobart council regulations and Tasmania building codes. Our network of professionals are familiar with local requirements.

Design Trends

Popular Second Storey Extension Styles in North Hobart

Trending extension designs across North Hobart homes

Master Retreat

Most Popular

Private upstairs sanctuary with large ensuite, walk-in robe, and optional balcony

Private ensuite Walk-in robe Balcony

Kids Zone

Family Favourite

Multiple bedrooms upstairs with shared bathroom and rumpus/study area

3-4 bedrooms Shared bathroom Study nook

Complete Upper Level

Premium Choice

Full second floor with multiple bedrooms, living areas, and outdoor terraces

4+ bedrooms Living retreat Large terrace

Contemporary Design

Modern Appeal

Modern architectural design with flat roof, floor-to-ceiling windows, and smart home features

Flat roof Large windows Smart home
Project Timeline

Second Storey Extension Timeline in North Hobart

Complete construction timeline - what to expect at each stage of your North Hobart build

1 2-4 months

Planning & Design

  • • Architect plans & DA approval
  • • Structural engineer assessment
  • • Finalize contractor & materials
2 2-4 weeks

Structural Work

  • • Foundation underpinning
  • • Steel beam installation
  • • Wall reinforcement
3 3-6 weeks

Framing & Roof

  • • Remove existing roof
  • • Frame walls & new roof
  • • Staircase construction
4 2-3 weeks

Lock-Up Stage

  • • Windows & external doors
  • • Roof tiles/cladding
  • • External weatherproofing
5 3-4 weeks

Services Installation

  • • Plumbing & electrical
  • • HVAC ducting
  • • Insulation & inspections
6 4-8 weeks

Fit-Out & Finishes

  • • Plasterboard & painting
  • • Bathroom waterproofing
  • • Flooring installation
7 1-2 weeks

Completion

  • • Final fixtures & fittings
  • • Inspections & certificates
  • • Project handover
TOTAL TIMELINE

6-12+ Months

Varies by project size & council approval

Premium Materials

Extension Materials & Finishes in North Hobart

Quality materials and expert craftsmanship for your second storey

Structural Systems

Steel frame or timber construction, engineered to Australian standards with options for lightweight cladding or full brick veneer.

Windows & Doors

Double-glazed aluminium or timber windows, sliding doors to balconies, and stacker doors for seamless indoor-outdoor flow.

Interior Finishes

Premium plasterboard, timber or hybrid flooring, quality carpets, custom cabinetry, and designer lighting packages.

Staircase Options

Timber, steel, or floating staircases with glass or timber balustrades. Custom designs to match your home's character.

Verified North Hobart Professionals

Why Choose Local North Hobart Extension Specialists?

Trusted local builders with proven track records in your area

Local Knowledge

Understand North Hobart housing styles and council requirements

Licensed & Insured

TAS licensed builders with full insurance coverage

Engineering Expertise

Experienced with structural requirements for North Hobart homes

Competitive Pricing

Compare up to 3 quotes to get the best North Hobart value

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1

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2

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Compare quotes, designs, and structural plans. Choose the best builder and save up to 30% on your second storey extension.

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Average savings by comparing multiple quotes in North Hobart

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Verified Reviews

What North Hobart Customers Say about Second Storey Extension

Real second storey extension reviews from verified North Hobart customers

5.0 out of 5
Based on 3 verified reviews

Second Storey Extension reviews in North Hobart. 3 verified customer reviews with 5.0/5 average rating. Real experiences from local customers.

James P.

North Hobart, TAS

Verified

Added master suite + 2 bedrooms for $285K in North Hobart. Project took 7 months. The Wombat™ connected us with 3 great local builders - saved $40K by comparing quotes. Added $380K to home value!

Full Second Storey Addition

Lisa M.

North Hobart, TAS

Verified

Single room master suite extension $165K in North Hobart. Builder handled all engineering and Hobart council DA approvals seamlessly. Living on-site was more manageable than expected.

Master Suite Addition

Robert K.

North Hobart, TAS

Verified

2-room addition cost $210K including foundation reinforcement. Our North Hobart builder handled everything professionally. Structural assessment showed we needed extra work but it was all included. No surprises!

Two Room Extension
5.0/5 Average Rating 3 Customer Reviews Wombat™ Verified North Hobart Area Second Storey Extension
Service Areas

Second Storey Extensions in Nearby Hobart Suburbs

Our network of licensed second storey extension specialists services all suburbs across Hobart

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Add a Second Storey to Your North Hobart Home: Double Your Living Space

Compare 3 free quotes from licensed extension builders in North Hobart. No obligation, fast response within 24-48 hours.

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FAQ

Second Storey Extension FAQs for North Hobart

Second storey extension costs in North Hobart (7000) vary by scope: Single room additions (master bedroom with ensuite) $114,000-$171,000, standard extensions (2-3 bedrooms) $171,000-$266,000, full second storeys $266,000-$475,000+. Get free quotes from North Hobart extension builders to compare.
Yes, all second storey extensions in North Hobart (7000) require Development Application (DA) approval from Hobart council. Requirements include architectural drawings, structural engineering plans, site analysis, and shadow diagrams. Some North Hobart properties may qualify for Complying Development. Your builder handles all approvals.
Second storey extension timelines in North Hobart: Planning & DA approval 2-4 months, single room additions 12-16 weeks construction, standard extensions 16-20 weeks, full second storeys 20-28 weeks. Most North Hobart families can remain in their home during construction with proper dust barriers.
Most North Hobart homes can support second storey extensions with proper engineering. A structural engineer will assess your existing foundation, soil conditions, and load requirements. Options include underpinning existing footings or steel beam reinforcement. Engineering assessment is included in your quotes.
Second storey extensions offer excellent value in North Hobart. Benefits include: doubling living space without losing backyard, typically 60-80% ROI on property value, staying in your established North Hobart neighbourhood, and ideal for blocks where ground-level extensions aren't possible. Quality extensions can return 80-100%+ of investment in premium Hobart suburbs.

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Last updated: February 2026
Verified by licensed builders and structural engineers
Australia-wide coverage

Prices are estimates based on market research and may vary by location, project size, site conditions, and specialist. Always get multiple quotes for accurate pricing. Second storey extensions require building permits, engineering approval, and compliance with building codes.

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