Cost to build 4 bedroom house

The cost to build a 4 bedroom house depends on a number of factors, including the size of the house, the builder you choose and whether it’s a new or existing property.

The cost to build a 4 bedroom home depends on what state or city you’re located in, but as a general guide, it costs around $250-$300 per square metre to build an average sized house in Australia.

If you have decided to buy land and build your own home, there are several things to consider:

The size of your block (or lot). The larger the block, the more expensive it will be to buy.

The zoning regulations for your area (if you plan on building something other than a normal house).

Construction costs vary depending on where you live. For example, building materials can be more expensive in Perth compared with Brisbane because of transportation costs for getting them there. There are also differences between regions when it comes to wages and union rates between states so this also affects construction costs.

Cost to build 4 bedroom house

Before you dig earth, make sure you have all required APPROVED documents for the construction process, viz a viz:

Architectural drawings.
Structural drawings.
Mechanical drawings.
Electrical drawings.

Some people break the earth without some of these drawings and hope everything turns out fine. That is a wrong mentality. Please follow the right process.

For this analysis, a case sample of the design shown below is used. We have only put uploaded draft renderings of the design so as to provide a basis for this costing.

In calculating the cost of building a 4-bedroom bungalow in Nigeria, it is advisable to break down the construction process into stages. This is the norm and is actually helpful in planning your progress. For a bungalow, we can split the construction stages into:

Earthwork and excavation
Foundation (German floor).
DPC to lintel level Stage.
Roofing Stage.
Plastering / Finishing Stage.
Painting Stage

Cost of Foundation (German Floor)

This is the first stage of construction and it includes setting out, digging, concrete work, block laying, backfilling, and flooring as the processes in this stage.

Material Requirements For Earthwork And Excavation

Site clearance Labour only (238 sqm) = NGN 23,800
Topsoil removal labor only (238 sqm) = NGN 119,000
Setting out (excavation/building line) materials = NGN 79,680
Setting out (excavation/building line) labor only = NGN 147,980
Trench excavation (128 m) @ NGN 600 per meter = NGN 76,800
Backfilling and removal of surplus (labor only) = NGN 23,100
Laterite Filling (10tyres truck) – 3 trips @ NGN 15,000 per trip = NGN 45,000
Hardcore (10tryes truck) – 3 trips @ 50,000 per trip = NGN 150,000
Laying Hardcore and Ramming of laterite (labor only) = NGN 40,000

The estimated cost of earthwork and excavation is NGN 705,360.

Material Requirements For Earthwork Support

115 Length of 1″ x 12” x 3.60m long plank @ NGN 1,200 each = NGN 138,000
65 Length of 4″ x 4” x 3.60m for strutting @ NGN 800 each = NGN 52,000
26 Length of 2″ x 2” x 3.60m for bracing @ NGN 600 each = NGN 15,600
2 bags Nail of Various Sizes (3″, 4″ & 5″ Sizes) @ NGN 9,000 per bag = NGN 18,000
Labor for fixing Earthwork support (118 sqm) @ NGN 500 per sqm = NGN 59,000
17 nos (4-liter gallon) Anti termite treatment @ NGN 3,600 per gallon = NGN 61,200
Labor = NGN 20,000
2 rolls Damp proof membrane @ NGN 5,000 per roll = NGN 10,000

The estimated cost of earthwork support is NGN 373,800.

Material Requirements for Blinding

3 bags of cement @ NGN 3,800 each = NGN 9,880
18 tonnes stone dust @ 2,500 per tonne = NGN 45,000
Labour @ NGN 700 per bag = NGN 1,820

The estimated cost of concrete work = NGN 56,700.

Material Requirements For Foundation Footing

This is done in the trench with the ratio (1:2:4)

87 bags of cement @ NGN 3,800 each = NGN 330,600
23 tonnes stone dust @ 2,500 per tonne = NGN 57,500
21 tonnes granite @ 2,750 per tonne = NGN 57,750
Labour @ NGN 700 per cement bag = NGN 60,900

The estimated cost of the foundation footing is NGN 506,750.

Material Requirements For Blockwork in Foundation

The mortar mix is in the ratio (1:6)

1 tonne sand @ NGN 2,500 per tonne = NGN 2,500
5 bags of cement @ NGN 3,800 each = NGN 19,000

Concrete for filling (1:4:8)

3 tonne sand @ NGN 2,500 per tonne = NGN 7,500
6 bags of cement @ NGN 3,800 each = NGN 22,800
3 tonnes granite @ 2,750 per tonne = NGN 8,250
290 pieces of 9-inch vibrated blocks (including 10 percent wastage) @ NGN 270 each = NGN 78,300
Labour for blockwork @ NGN 60 per block = NGN 17,400
Labor for filling concrete @ NGN 1,500

The estimated cost of laying foundation blocks = NGN 157,250.

Material Requirements for Ground Floor Slab

Ground Floor Slab with the ratio (1:2:4)

173 bags of cement @ NGN 3,800 per bag = NGN 657,400
45 tonne stone dust @ NGN 2,500 per tonne = NGN 112,500
42 tonnes granite @ 2,750 per tonne = NGN 115,500
Labour for casting concrete @ NGN 700 per bag = NGN 121,100
53 Length of 1″ x 12” x 3.60m long plank @ NGN 1,200 each = NGN 63,600
1 bag Nail of Various Sizes (3″, 4″ & 5″ Sizes) @ NGN 9,000 per bag = NGN 9,000
Labor for carpenter on formwork @ NGN 28,125
6 roll BRC Mesh Ref 142 (15m x 2.1m) @ NGN 18,000 per roll = NGN 108,000

The estimated cost of flooring = NGN 1,215,225

Cost of Construction From Damp Proof Course (D.P.C) To Lintel Level

This is the next stage in the construction process and begins where the German floor ends. It covers the main block work including wall partitions for the various spaces in the house. The materials listed below are just estimates of what you get in the 4-bedroom flat sample above. Again, ensure you get a Bill of Quantities for your building plan as that’s the only way to know the exact material requirements for your house. This stage ends at the roof level.

Material Requirements and Labour for Block Work Above DPC

1,650 nos 225mm Blocks @ NGN 270 per block = NGN 445,500

Mortar (1:6) mix for jointing

27 bags of Cement @ NGN 3,800 per bag = NGN 102,600
7 ton Stone dust @ NGN 2,500 per ton = NGN 17,500
Labour for Blockwork @ NGN 45 per block = NGN 74,250

The estimated cost of block work = NGN 639,850.

Material Requirement for Lintel Casting

Lintel is cast in the ratio (1: 2: 4)

18 bags Cement @ NGN 3,800 per bag = NGN 68,400
5-ton stone dust @ NGN 2,500 per ton = NGN 12,000
5-ton Granite @ NGN 2,750 per ton = NGN 12,375
Labor for casting Concrete @ NGN 700 per bag = NGN 12,600

Formwork (to sides and soffit )

39 length 1″ X 12″ X 3.6m (Plank) @ NGN 1,200 per length = NGN 46,800
35 length 2” x 3″ x 3.6m plank @ NGN 450 per length = NGN 15,750
39 length 2” x 2″ x 3.6m plank @ NGN 350 per length = NGN 13,650
0.42 bag of Nail Various Sizes (3″, 4″ & 5″ Sizes) @ NGN 9,000 per bag = NGN 3,780
Carpenter on formwork (42 sqm) @ NGN 500 per sqm = NGN 21,000

Reinforcement

22 length 10mm diameter @ NGN 1,650 per length = NGN 36,300
22 length 12mm diameter @ NGN 3,400 per length = NGN 74,800
0.20 roll Binding Wire (25 kg/roll) @ NGN 11,500 per roll = NGN 2,300
Iron benders on reinforcement (392 kg) @ NGN 50 per kg = NGN 19,600

The Estimated cost for this stage is NGN 339,355

Cost of Roofing A 4 Bedroom Bungalow Stage

Material Requirements for Roof Covering And Carcassing

The following hardwood is treated before use.

19 length of 100 x 150mm hardwood timber (wall plate) @ NGN 320 per length = NGN 6,080
55 length of 50 x 150mm hardwood timber (tie beam) @ NGN 400 per length = NGN 22,000
61 length of 50 x 150mm hardwood timber (Rafter) @ NGN 400 per length = NGN 24,400
75 length of 50 x 100mm hardwood timber (kingpost/struts) @ NGN 400 per length = NGN 30,000
242 length of 50 x 75mm hardwood timber (purlins) @ NGN 300 per length = NGN 72,600
Labour on carcass (1618 m) @ NGN 45 per m = NGN 72,810
Roof covering + capping (316 m2) @ NGN 5,000 per m2 = NGN 1,580,000
62 nos Hip plate and trimmer @ NGN 900 per plate = NGN 56,000
798 nos Roof nails (Galvanised nails) @ NGN 35 per nail = NGN 27,930
Labour for roof covering (316 m2) @ NGN 500 per m2 = NGN 158,000

Total Estimated Cost for the roofing stage = NGN 2,049,820.

Cost of Finishing Stage

This stage includes plastering, wiring, plumbing, and fixing of windows, doors, tiles, and other essentials. The cost here varies on the quality of materials you use. Below is an estimate for a very modest finishing of the design above.

Material Requirements For Floor Finishing

Tiling (Floor)

450 x450 x10mm thick Vitrified floor tiles (144 m2) @ NGN 2,100 per m2 = NGN 302,400
889 NOS Ditto skirting tiles @ NGN 50 each = NGN 44,450
23 bags of Cement for fixing tiles @ NGN 4,600 per bag = NGN 105,800
Labour for Tiling (164 m2) @ NGN 400 per m2 = NGN 65,600

Screeding (floor)

25 mm screeded bed C & S (1:4)

36 bag of Cement @ NGN 3,800 per bag = NGN 136,800
6 ton Stone dust @ NGN 2,500 per ton = NGN 15,000
Labour for screeding (164 m2) @ NGN 400 per m2 = NGN 65,600

Material Requirements For Wall Finishing

Plastering (wall)

13mm screeded bed C & S (1:4)

58 bags of cement @ NGN 3,800 per bag = NGN 220,400
6 ton stone dust @ NGN 2,500 per ton = NGN 15,000
Labour for plastering (561 m2) @ NGN 450 per m2 = NGN 252,450

Tiling (wall)

200 x 400 vitrified tiles (115 m2) @ NGN 3,500 per m2 = NGN 402,500
16 bags of Cement for fixing tiles @ NGN 4,600 per bag = NGN 73,600
Labour for Tiling (115 m2) @ NGN 400 per m2 = NGN 46,000

Screeded backing (wall)

20 mm screeded bed C & S (1:6)

14 bags of Cement @ NGN 3,800 per bag = NGN 52,440
3 ton of Sand @ NGN 2,500 per ton = NGN 7,500
Labour for screeding (115 m2) @ NGN 400 per m2 = NGN 46,000

Material Requirements For POP Ceiling

100 bags of P.O.P Cement @ NGN 4,000 per bag = NGN 400,000
11 packs of Concrete nails @ NGN 2,500 per pack = NGN 27,500
75kg sponge @ NGN 1,650 per kg = NGN 123,750
3 rolls of Binding wire @ NGN 10,000 per roll – NGN 30,000
3 roll imperial soap @ NGN 1,500 per roll = NGN 4,500
9 litres groundnut oil @ NGN 3,000 per litre = NGN 27,000
Labour on ceiling (179 m2) @ NGN 1,700 @ NGN 304,300

The total Estimated Cost for the Finishing Stage is NGN 2,768,590

Cost Of Painting Stage

Material Requirements For Painting Work

Wall Screeding (To Receive Paint)

2 bags of Screeding cement (white cement) @ NGN 4,600 per bag = NGN 9,200
Labour for screeding (561 m2) @ NGN 200 per m2 = NGN 112,200

Floating

2 bags of P.O.P Cement @ NGN 4,600 per bag = NGN 9,200
Labour for floating (561 m2) @ NGN 200 per m2 = NGN 112,200

Painting and Decoration

8 drum of Dulux Emulsion/texcote paint (20Litres Drum) @ NGN 20,000 per drum = NGN 160,000
Labour for Painting (561 m2) @ NGN 180 per m2 = NGN 100,980

Total Estimated Cost for the Painting Stage = NGN 503,780

Cost Of Doors, Windows, Burglary

Material Requirements For Doors And Windows

Steel Doors

2 nos 900 x 2100mm high @ NGN 50,000 each = NGN 100,000

Wooden Doors

5 nos Overall size 900 x 2100mm high @ NGN 37,800 each = NGN 189,000
5 nos Overall size 750 x 2100mm high @ NGN 31,500 each = NGN 157,500

Windows

2 nos Window size 750mm x 1500mm high @ NGN 16,875 each = NGN 33,750
4 nos Window size 750mm x 750mm high @ NGN 8,437.50 each = NGN 33,750
4 nos Window size 1500mm x 1500mm high @ NGN 32,400 each = NGN 129,600
1 nos Window size 3600mm x 1800mm high @ NGN 97,200 each = NGN 97,200
5 nos Window size 2000mm x 1500mm high @ NGN 45,000 each = NGN 225,000

Steel burglary bars

2 nos Window size 750mm x 1500mm high @ NGN 7,875 each = NGN 15,750
4 nos Window size 750mm x 750mm high @ NGN 3,937.50 each = NGN 15,750
4 nos Window size 1500mm x 1500mm high @ NGN 15,120 each = NGN 60,480
1 nos Window size 3600mm x 1800mm high @ NGN 45,360 each = NGN 45,360
5 nos Window size 2000mm x 1500mm high @ NGN 21,000 each = NGN 105,000
Other ancillaries sum budget @ NGN 57,000
Labor sum budget @ NGN 40,000

Total Estimated Cost for Doors and Windows = NGN 1,305,140

Cost Of Mechanical And Pipeline Services

Material Requirements for Mechanical Works

Mechanical Installations

5 nos Water Closet; Approve WC, 7.5 cisterns, complete with fittings for installation @ NGN 27,500 each = NGN137,500
5 nos Approved (WHB) wash hand basin, complete with installation accessories @ NGN 15,000 each = NGN 75,000
2 nos Approved double drainer, double bowl, stainless steel sink with mixer tap, with installation accessories complete @ NGN 25,000 each = NGN 50,000
5 nos Shower tray + shower head @ NGN 20,000 each = NGN 100,000
4 nos Ariston water heater containing 20 liters capacity @ NGN 50,000 each = NGN 200,000
5 nos 50mm diameter stainless trapped floor drains @ NGN 2,500 each = NGN 12,500
4 nos Stainless steel soap dishes fixed to wall @ NGN 3,500 each = NGN 14,000
5 nos Stainless towel rail fixed to wall NGN 3,500 each = NGN 17,500
5 nos Stainless toilet roll holders fixed to wall @ NGN 2,500 each = NGN 12,500
4 nos Mirror; 4mm silvered float glass; 460 x 610mm with pressed edges and mounted on wall @ NGN 15,000 each = NGN 60,000

Material Requirements for Pipeline Works

Inspection Chamber

4 nos Construction of Inspection chamber size 450 x 450 x 450mm deep complete with earthwork and other associated work @ NGN 15,000 each = NGN 60,000

Man Hole

2 nos Construction of Manhole size 600 x 600 x 600mm deep complete with earthwork and other associated work @ NGN 17,000 each = NGN 34,000

Soak Away Pit

Construction of Soak away pit of approved size @ NGN 200,000

Septic Tank

Construction of Septic tank of approved size, complete with associated works @ NGN 200,000
The provisional sum for all piping and builders work (sum budgeted) @ NGN 400,000

Estimated Cost of Mechanical and Plumbing Services = NGN 1,573,000

Cost Of Electrical Services

Installations

Allow a provisional sum for electrical installations in connection with Electrical Installations @ NGN 500,000

Estimated Cost of Electrical Services = NGN 500,000

Summary Of Cost Of Building A 4 Bedroom Bungalow In Nigeria

Excavation And Earthwork ———————–NGN 705,360
Earthwork Support ——————————-NGN 373,800
Blinding ——————————————NGN 56,700
Foundation Footing——————————NGN 506,750
Blockwork In Foundation ———————–NGN 157,250
Ground Floor Slab ——————————-NGN 1,215,225
Lintel ———————————————NGN 339,355
Blockwork Above DPC—————————NGN 639,850
Roof Covering and Carcass———————-NGN 2,049,820
Finishing Work———————————–NGN 2,768,590
Painting Work————————————NGN 503,780
Doors/Windows & Metal Work——————NGN 1,305,140
Mechanical Installation ————————–NGN 1,573,000
Electrical Installation —————————–NGN 500,000
Sub total—————————————–NGN 12,694,620

As you can see from the calculations, we arrived at a total cost of building a 4-bedroom bungalow that is below NGN 13,000,000. This involves just the construction of the 4-bedroom bungalow in Nigeria. As for the furniture fittings, you have a variety of options you can choose from. Also, clearing the site after the construction was not factored into the cost. However, the amount is not so much when put into the cost of building a 4-bedroom bungalow in Nigeria.

The three most expensive states to build a four-bedroom house are New South Wales ($1,821,763), Victoria ($1,713,937) and Queensland ($1,711,131).

On the other hand, the three cheapest states to build a four-bedroom house are Tasmania ($1,276,960), Western Australia ($1,283,998) and South Australia ($1,345,751).

The costs of building materials vary from state to state. The most expensive materials include granite benchtops (NSW – $2,676 per metre), plasterboard (NSW – $3,632 per metre), timber flooring (NSW – $3.863 per metre) and carpet (NSW – $5.616 per square metre).

The cost to build a four-bedroom house depends on the size and style of your home.

For a three-storey brick veneer home with two bathrooms and an ensuite, the average cost of construction is $1,600 per square metre. This means that your four-bedroom house would cost $64,000 to build.

If you want to build a custom home with all the trimmings, expect to pay up to $2,000 per square metre. This would make your new four-bedroom house cost between $96,000 and $120,000.

The cost to build a four-bedroom house will vary significantly depending on the location, size and age of the property.

In Australia, the average price of a four-bedroom home is $1.25 million, according to CoreLogic data. This means that a typical four-bedroom home in Sydney or Melbourne will cost around $2 million or more.

If you’re looking to buy a new four-bedroom home in Australia, expect to pay anywhere between $1.7 million and $2 million.

In areas such as Brisbane and Adelaide, where demand for housing is lower than it is in Sydney or Melbourne, you could get away with spending less than $1 million on your dream home.

Costs for building a 4 bedroom house

The cost to build a 4 bedroom house can vary depending on the location, type of land, and building specifications. The following are some basic costs as an estimate for a new build in Australia:

4 bedroom house, $350 per square metre (m2). This includes labour, materials and building permits.

4 bedroom house in Sydney, $450 per m2. In Sydney, the average price of building a new home is up to $1 million.

4 bedroom house in Melbourne, $390 per m2. In Melbourne, the average price of building a new home ranges from $390 000 to $780 000.

4 bedroom house in Adelaide, $320 per m2. In Adelaide, the average price of building a new home is around $330 000 to $550 000 depending on location and size of land area required by council regulations.

The average cost to build a 4 bedroom house in Australia is $1,079,848. This includes the land and building costs.

The actual construction costs depend on your location, size and quality of the home you want to build. You can find detailed information about building costs here: https://www.homeadvisor.com/cost/construction-costs

The cost to build a four-bedroom house will vary depending on whether you are building an extension or a brand new property.

The average cost of building a new home in Australia is $50,000-$60,000 per square metre. This means that an average four-bedroom house (two metres per room) will cost between $400,000 and $480,000 to build.

The price will vary depending on location and quality of materials used. It can also depend on whether the builder has their own construction company or subcontractors. If they have subcontractors, this may mean that the builder takes less profit themselves but also has less control over quality assurance and project management.

The cost of building a new house can vary depending on where you live. However, there are some basic costs that are the same across Australia. The following are some of the most important factors that influence your overall price:

Land size – the size of your block will affect the price. Larger blocks tend to be more expensive than smaller ones.

Building material – brick veneer is generally cheaper than brick and mortar, but it does require more maintenance in the long run.

Style – simple homes are less expensive than complex designs with multiple levels and verandas.

Building type – detached houses are usually more expensive than attached or semi-detached homes.

Cost to build 4 bedroom house