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Free instant estimate

Singapore renovation cost calculator

Answer a few quick questions about your home and get a realistic, itemised cost range on the spot. The rates come from our recent client quotations, not internet averages. Free, no obligation, and it takes under two minutes.

Under 2 minutes Itemised breakdown Priced from recent client quotes CaseTrust accredited firm
Step 1 of 4

Tell us about your home

This sets the base size and scope of the works.

What works do you need?

Select everything that applies. You can always refine this later with your designer.

Pick your finish level

This adjusts material and carpentry quality across every item.

Where should we send your estimate?

Your itemised estimate appears instantly on the next screen. We also email you a copy so you can compare quotes later.

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By requesting your estimate you agree that our team may contact you about your enquiry. We never share your details with anyone else.

Your estimated renovation cost
S$0 – S$0
Work itemEstimated range
How we price this estimate: these ranges are calibrated against recent itemised quotations we prepared for Dreamakers clients, not generic market figures from the internet. Every home is different, so treat this as a planning guide, not a quotation. Electrical works are indicative, as wiring needs are scoped separately during your site assessment. After a free consultation, we prepare your detailed line-by-line quotation, usually within about a week.
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How it works

From rough numbers to a real plan

01

Get your instant estimate

Answer four quick questions about your home, scope and finish level. Your itemised cost range appears on screen immediately.

02

Meet us for a free consultation

Visit our Macpherson showroom or meet online. We walk through your layout, materials and budget, and can sketch your space in 3D so you see it before you commit.

03

Receive your itemised quotation

After the consultation we prepare a detailed, line-by-line quotation, usually within about a week. No hidden costs and no surprises.

Renovation cost guide

How much does renovation cost in Singapore in 2026?

Renovation prices in Singapore vary widely because no two homes start from the same place. These are the four factors that move your budget the most.

1. Size and type of your home

A 3-room HDB flat has less floor area, less wall area and fewer rooms than a 5-room flat or a condo, so almost every trade costs less. Landed homes sit at the top of the range because of their sheer size and structural complexity.

2. New unit or resale

Resale units usually need hacking, dismantling and making good before new works can begin. A resale renovation of the same scope typically costs 10 to 20 percent more than the equivalent BTO project.

3. Scope of works

Wet works are the big-ticket items. Bathrooms and kitchens involve hacking, waterproofing, tiling, plumbing and carpentry all at once, which is why a full renovation costs several times more than a cosmetic refresh of paint and flooring.

4. Materials and finish level

The same wardrobe can be built in laminate or in fluted, spray-painted panels with internal lighting. Countertops range from laminate to quartz to sintered stone. Finish level is the easiest lever to adjust if your estimate comes in above budget, and your designer can show you exactly where to save.

Typical full-renovation ranges, Singapore 2026
Home typeLight refreshFull renovation
3-room HDB (BTO)S$18,000 – S$30,000S$32,000 – S$55,000
4-room HDB (BTO)S$20,000 – S$35,000S$32,000 – S$58,000
4-room HDB (resale)S$28,000 – S$45,000S$45,000 – S$80,000
5-room HDB (resale)S$32,000 – S$50,000S$52,000 – S$95,000
Condominium (3-bedroom)S$30,000 – S$48,000S$50,000 – S$100,000
Landed (terrace)S$55,000 – S$90,000S$90,000 – S$250,000+

Ranges are drawn from recent itemised quotations we prepared for Dreamakers clients, not generic market figures. Your actual cost depends on site condition, scope and materials. Use the calculator above for a range tailored to your home.

Questions, answered

Renovation estimate FAQ

How accurate is this renovation cost estimate? +
The ranges are calibrated against recent itemised quotations we prepared for Dreamakers clients, so they reflect what we actually charge rather than generic internet averages. It is still a planning guide, not a binding quote. After a free consultation and site assessment, we prepare a detailed, line-by-line quotation, usually within about a week of your consultation.
Is the calculator free to use? +
Yes, completely free with no obligation to engage us afterwards. We built it so homeowners can plan their budget with realistic numbers before speaking to any interior design firm.
How much does it cost to renovate a 4-room HDB flat? +
In 2026, a light refresh of a 4-room flat typically starts from around S$25,000 to S$40,000, while a full renovation of a resale unit commonly runs from S$45,000 to S$80,000 or more, depending on hacking, carpentry, materials and finish level.
What affects renovation cost the most? +
The size and condition of your home, how much hacking and wet works are involved, the amount of custom carpentry, and your choice of materials and finishes. Resale units usually cost more than new BTO flats because of the additional dismantling and preparation work.
Is the estimate binding? Do I need to pay anything? +
No. The estimate is free and not binding on you or us. If you decide to proceed, Dreamakers Interior is CaseTrust accredited, which means your deposit and project timeline are protected under Singapore's renovation standard.
How soon will I receive a detailed quotation? +
Your estimate range appears on screen instantly. If you would like exact numbers, book a free consultation. After we meet you and assess your space, we prepare your fully itemised quotation, usually within about a week.
What happens to my contact details? +
Your details are only used by the Dreamakers Interior team to send your estimate and follow up on your enquiry. We do not sell or share your information with third parties.

Ready to see real numbers for your home?

Get your instant estimate above, then book a free consultation. See your space in 3D before you commit, with a fully itemised quotation and no obligation.