Basement conversion costs – a guide

If you want extra living area in your house, you may be asking just how much a basement conversion costs? The good thing about a basement extension is it could increase total sq footage but, unlike an addition, perform your yard smaller sized.

Along with a basement extension has lots of potential. It may be utilized as yet another family room or perhaps a home cinema, create space for visitors, give a playroom for children, or perhaps a games room for everyone, a house office, a crafts room, and much more.

But essential to whether it’s the best project for your house is the price of a basement conversion cost – we’ve known as with an expert to supply the lowdown so your basement ideas may become reality.


The price of a basement conversion is determined by exactly what the project includes. You may curently have a basement but intend to remodel it to produce living area. Alternatively, a crawl space could become a basement, or it may be an issue of planning for a basement conversion by digging in which the house didn’t get one before.

Just How Much Will It COST To Rework A BASEMENT?

When the house already includes a basement, adding a basement extension might just be a situation of remodeling. Just how much will a basement conversion cost during these conditions?

‘Remodeling a current basement right into a living area can vary on price from $12,000 to $70,000 (£9,000 to £52,000) but has a tendency to average around $21,500 (£16,000),’ states Bailey Carson, homecare expert at Angi.

Remember that that which you intend to make use of the basement for will influence costs. ‘Adding a basement bed room could cost between $3,000 and $10,000 (£2,250 and £7,500), while yet another bathroom will definitely cost more like $6,500 to $16,500 (£4,900 to £12,300),’ states Bailey. ‘A home entertainment averages around $12,000 (£9,000), basement bar ideas around $8,000 (£6,000) along with a home exercise space can vary from $300 to $15,000 (£225 to £11,200), based on equipment along with other components.

‘Finally, a workplace may vary from $500 to $3,000 (£375 to £2,250), based on lighting, framing, flooring, doorways, furniture and much more.’

And for those who have incorporated these, you might like to element in basement bathroom ideas, too.

Additional factors that needs to be stored in your mind? ‘The price of a basement remodel is determined by factors including size, location, design, labor, materials, permits and inspections,’ states Bailey.

‘It may also rely on the status of the basement pre-remodel. For instance, finishing an incomplete basement will definitely cost greater than a finished basement refresh. Adding or moving plumbing, walls or electricity, in addition to installing egress home windows or separate entrances, may also impact cost.’

This kind of basement conversion can be a useful undertaking. ‘Remodeling a basement can change an under-utilized space into more liveable space for your family,’ Bailey states. ‘The basement could be utilized for a fitness center, office, playroom, entertainment area, guest suite or perhaps ADU (accessory dwelling unit) you are able to book for further earnings. Remodeling a basement may have a great roi whilst adding liveable space while you’re still in your house.’

Basement stair ideas likewise need factoring to your final tally – which will be different broadly, with respect to the materials used and whether or not they are created-to-order or off-the-shelf. So if you’re considering renting your basement, you’ll certainly be thinking about basement kitchen ideas.


Converting a crawl space right into a basement is an even bigger investment. Just how much will a basement addition cost within this scenario?

‘The average cost to transform a crawl space to some basement is about $50 per sq . ft . (£540 per square metre), varying from $50,000 to $150,000 (£37,300 to £112,000) for just two,000 square ft,’ states Bailey. ‘This includes digging the crawl space, raising and bracing your house, installing drainage and plumbing, flowing foundation and much more.

‘The additional cost to complete the area will add between $10,000 to $70,000 (£7,500 to £52,250), for the way you need to make use of the finished basement.’

Keep in mind the standards which will change up the final bill. ‘How much it is to transform a crawl space is determined by the dimensions and layout of your house, how deep you need to dig, and just how you need to design the finished space,’ states Bailey.

‘The kind of foundation you’ll need in addition to any landscaping or repairs to your house after it’s re-settled can also increase the price of converting a crawl space right into a finished basement.’

For whether it’s a task you need to contemplate, Bailey states: ‘Digging out a crawl space is dangerous and costly, therefore we generally don’t recommend it. If at all possible, consider building an addition without or with a basement, or accumulating rather of lower. For those who have an attic room, you may also take a look at redoing that – rather from the crawl space – to increase your house.’