GeneralSome Skills Needed12 min read
Bathroom Renovation Guide: Costs, Tips & Ideas for Singapore (2025)
Complete guide to bathroom renovation in Singapore. Costs for tiles, fixtures, waterproofing, and what to know for HDB and condo bathrooms.
Published January 25, 2025
A bathroom renovation can transform your daily routine. This guide covers everything you need to know about renovating bathrooms in Singapore.
Bathroom Renovation Costs Overview
Budget Ranges
| Renovation Level | Common Toilet | Master Bathroom | Both Bathrooms |
|---|---|---|---|
| Basic refresh | $4,000-7,000 | $5,000-8,000 | $8,000-12,000 |
| Mid-range | $8,000-12,000 | $10,000-15,000 | $15,000-25,000 |
| Premium | $15,000-25,000 | $20,000-35,000 | $30,000-50,000+ |
Cost Breakdown
| Component | % of Budget | Mid-Range Bathroom |
|---|---|---|
| Tiles (floor + wall) | 25-35% | $2,000-4,000 |
| Sanitary ware | 15-25% | $1,500-3,000 |
| Vanity + mirror | 10-15% | $800-1,500 |
| Shower screen/enclosure | 8-12% | $600-1,200 |
| Plumbing work | 10-15% | $800-1,500 |
| Waterproofing | 8-12% | $600-1,200 |
| Electrical | 5-8% | $400-800 |
| Miscellaneous | 5-10% | $400-1,000 |
| Total | 100% | $8,000-14,000 |
Tiles
Floor Tiles
| Type | Cost/sqft | Slip Resistance | Best For |
|---|---|---|---|
| Ceramic | $3-8 | Varies | Budget |
| Porcelain | $5-15 | Good | Most bathrooms |
| Homogeneous | $8-20 | Excellent | High traffic |
| Natural stone | $15-40 | Good (when treated) | Premium |
Key considerations:
- Choose R10 or higher slip rating for wet areas
- Smaller tiles (mosaic) = more grip due to grout lines
- Darker grout hides stains better
Wall Tiles
| Type | Cost/sqft | Look | Best For |
|---|---|---|---|
| Ceramic | $3-8 | Basic | Budget |
| Porcelain | $5-12 | Modern | Mid-range |
| Subway tiles | $4-10 | Classic | Timeless style |
| Feature tiles | $10-30 | Statement | Accent walls |
| Large format | $8-20 | Luxury | Modern look |
Tile Installation Costs
| Work | Cost |
|---|---|
| Basic tiling (per sqft) | $5-10 |
| Hacking old tiles | $3-5/sqft |
| Large format tiles (60x120cm) | +$3-5/sqft |
| Mosaic installation | +$5-8/sqft |
Sanitary Ware
Toilet Bowls
| Type | Price Range | Pros | Cons |
|---|---|---|---|
| 2-piece | $150-400 | Affordable, easy repair | Harder to clean |
| 1-piece | $300-800 | Sleek, easy to clean | Costlier |
| Wall-hung | $600-1,500 | Modern, easy floor cleaning | Needs carrier frame |
| Smart toilet | $1,000-5,000 | Features (bidet, heated) | Expensive |
Popular brands in Singapore:
- American Standard ($200-600)
- TOTO ($300-1,200)
- Kohler ($400-1,500)
- Duravit ($500-2,000)
Shower Systems
| Type | Price Range | Features |
|---|---|---|
| Basic shower set | $80-200 | Handheld only |
| Rain shower set | $200-600 | Overhead + handheld |
| Thermostatic | $400-1,200 | Temperature control |
| Premium systems | $800-3,000 | Multiple jets, digital |
Basins
| Type | Price Range | Best For |
|---|---|---|
| Wall-hung | $80-300 | Small spaces |
| Pedestal | $100-400 | Traditional |
| Counter-top | $150-600 | Modern |
| Under-mount | $200-800 | Seamless look |
| Vessel | $150-500 | Design statement |
Vanity & Storage
Vanity Types
| Type | Price Range | Size |
|---|---|---|
| Budget vanity | $200-500 | 40-60cm |
| Mid-range | $500-1,000 | 60-80cm |
| Premium | $1,000-3,000 | 80-120cm |
| Custom built | $1,500-5,000 | Any size |
Materials
| Material | Price | Durability | Maintenance |
|---|---|---|---|
| Melamine | $ | Medium | Low |
| Laminate | $$ | Good | Low |
| Solid surface | $$$ | Excellent | Low |
| Natural stone | $$$$ | Good | High |
| Quartz | $$$$ | Excellent | Low |
Storage Solutions
- Medicine cabinet: $100-400
- Wall-mounted cabinet: $150-500
- Recessed niche: $200-400 (including installation)
- Pull-out drawers: +$50-100 per drawer
Shower Enclosures
Types
| Type | Price Range | Space Needed |
|---|---|---|
| Shower curtain | $20-80 | Any |
| Fixed glass panel | $300-800 | 80cm+ width |
| Sliding door | $600-1,500 | 100cm+ width |
| Swing door | $500-1,200 | 80cm+ (need swing space) |
| Corner enclosure | $800-2,000 | 90x90cm+ |
| Walk-in | $1,000-3,000 | 120cm+ width |
Glass Options
| Type | Price Impact | Features |
|---|---|---|
| Clear | Base | Standard |
| Frosted | +10% | Privacy |
| Tinted | +15% | Aesthetics |
| Easy-clean coating | +20% | Less water marks |
Waterproofing
Why It's Critical
Waterproofing is the most important part of bathroom renovation. Failure leads to:
- Water damage to structure
- Mold and mildew
- Damage to neighbors below (HDB)
- Costly repairs
Types of Waterproofing
| Method | Cost/sqft | Duration | Best For |
|---|---|---|---|
| Membrane (torch-on) | $8-15 | 10-15 years | Standard |
| Liquid membrane | $6-12 | 8-12 years | DIY-friendly |
| Cementitious | $5-10 | 10-15 years | Walls, floors |
| Polyurethane | $10-18 | 15-20 years | Premium |
Waterproofing Coverage
Must waterproof:
- Entire floor
- Walls (minimum 1.8m height in shower area)
- Around toilet bowl base
- Around basin/vanity area
Recommended:
- Full wall height in wet areas
- Extend 30cm beyond shower area
Cost for Typical Bathroom
| Bathroom Size | Basic | Premium |
|---|---|---|
| HDB common toilet (~4 sqm) | $400-600 | $700-1,000 |
| Master bathroom (~6 sqm) | $500-800 | $900-1,400 |
Plumbing
Common Work
| Work | Cost Range |
|---|---|
| Replace toilet bowl | $150-300 |
| Replace basin/tap | $80-150 |
| New shower point | $100-200 |
| Relocate pipes | $200-500 |
| Install water heater point | $150-300 |
| New floor trap | $80-150 |
Water Heaters
| Type | Price | Running Cost | Best For |
|---|---|---|---|
| Instant heater | $100-400 | Medium | Single point |
| Storage heater (25L) | $300-600 | Higher | Family use |
| Storage heater (40L) | $400-800 | Higher | Large family |
| Heat pump | $2,000-4,000 | Lowest | Whole house |
HDB Plumbing Rules
- Cannot relocate floor trap significantly
- Must maintain fall towards floor trap
- Shared risers cannot be touched
- PUB-licensed plumber required
Electrical
Requirements
Standard bathroom needs:
- Ceiling light (waterproof rating)
- Exhaust fan
- Water heater power point (if instant)
- Optional: mirror light, shaver point
Electrical zones:
- Zone 0: Inside tub/shower - no electrical allowed
- Zone 1: Above tub/shower - only low voltage
- Zone 2: 60cm from Zone 1 - IP44 rated fixtures
- Zone 3: Rest of bathroom - standard fittings
Costs
| Work | Cost |
|---|---|
| New light point | $80-150 |
| Exhaust fan point | $100-150 |
| Water heater circuit | $150-300 |
| Mirror light | $50-100 |
| Power point (shaver) | $80-120 |
Ventilation
Exhaust Fans
| Type | Price | Airflow |
|---|---|---|
| Basic | $30-80 | 100-150 CFM |
| With light | $80-200 | 100-150 CFM |
| Silent | $150-400 | 80-120 CFM |
| Inline | $200-500 | 150-300 CFM |
Sizing: Minimum 1 CFM per square foot, but 1.5-2 CFM recommended for Singapore humidity.
Importance in Singapore
- High humidity = mold risk
- Run fan during and 20 mins after shower
- Clean fan every 3-6 months
- Consider timer switch
HDB Bathroom Renovation
What Needs HDB Approval
- Hacking floor/wall tiles
- Relocating water points significantly
- Changing window
- Any structural work
What Doesn't Need Approval
- Replacing sanitary ware (same location)
- New vanity/mirror
- Retiling (overlay)
- Changing taps/shower
- New water heater (same type)
HDB-Specific Considerations
Floor level:
- HDB bathroom floors are typically 50-75mm higher
- Built-up for waterproofing and pipe gradient
- Cannot lower below original level
Pipe access:
- Risers are shared - cannot modify
- Access panel may be in neighbor's unit
- Inform Town Council of any water issues
Renovation hours:
- Weekdays: 9am-6pm
- Saturdays: 9am-1pm
- No work on Sundays/Public Holidays
- 3-month grace period for new BTO
Condo Bathroom Renovation
MCST Considerations
- Check renovation by-laws
- Working hours typically stricter
- Deposit required ($500-2,000)
- May need approval for:
- Tile replacement
- Plumbing changes
- Electrical additions
Condo-Specific Features
Often include:
- Bathtubs (consider keeping vs removing)
- Higher-spec fixtures
- Larger spaces
- Built-in exhaust systems
Acoustic requirements:
- Some condos require acoustic underlay
- Floor impact noise regulations
- Check before choosing tiles
Timeline
Typical Duration
| Scope | Duration |
|---|---|
| Fixture replacement only | 2-3 days |
| Retiling only | 3-5 days |
| Full renovation (1 bathroom) | 7-14 days |
| Full renovation (2 bathrooms) | 10-21 days |
Sequence
- Day 1-2: Demolition, hacking
- Day 3-4: Plumbing rough-in, waterproofing base
- Day 5: Waterproofing completion, curing
- Day 6-8: Tiling (floor, then walls)
- Day 9-10: Grouting, electrical
- Day 11-12: Fixture installation
- Day 13-14: Vanity, accessories, touch-ups
Design Ideas
Small Bathroom Tips
- Use large format tiles (fewer grout lines = bigger feel)
- Wall-hung toilet and basin
- Frameless glass shower panel
- Large mirror to reflect light
- Light colors for walls
- Good lighting (layered)
Popular Styles in Singapore
Minimalist:
- White/grey palette
- Clean lines
- Hidden storage
- Frameless shower
Hotel-style:
- Rain shower
- Double vanity
- Free-standing tub
- Premium fixtures
Industrial:
- Exposed pipes (decorative)
- Concrete-look tiles
- Black fixtures
- Metal accents
Scandinavian:
- Wood-look tiles
- White fixtures
- Natural light
- Plants
Common Mistakes to Avoid
- Poor waterproofing - Don't cut corners here
- Wrong tile slip rating - Floor tiles must be R10+
- Insufficient fall - Water must flow to drain
- Cheap fixtures - Daily use = quality matters
- No exhaust fan - Essential for Singapore
- Forgetting storage - Plan ahead
- Ignoring door swing - Check clearances
- Rushing the cure - Waterproofing needs time
Money-Saving Tips
- Keep plumbing in place - Relocation is expensive
- Overlay tiles - Avoid hacking if possible
- Standard sizes - Custom = premium
- Local brands - Good quality, lower cost
- Bundle work - Do both bathrooms together
- Sale periods - Fixtures often discounted
- Skip the bathtub - Most don't use it
Hiring Contractors
What to Look For
- Portfolio of bathroom work
- Waterproofing expertise
- Clear quotation with breakdown
- Written warranty
- References
Red Flags
- No waterproofing experience
- Vague quotes
- Rushing to start
- No written agreement
- Very cheap prices
Questions to Ask
- How do you do waterproofing?
- What's your warranty period?
- Who handles plumbing/electrical?
- How long for my bathroom size?
- What's included in the quote?
Final Checklist
Before starting:
- Set budget (+15% contingency)
- Choose style and colors
- Measure bathroom accurately
- Get 3+ detailed quotes
- Check contractor credentials
- Apply for permits if needed
- Select all fixtures/tiles
During renovation:
- Verify waterproofing test done
- Check tile alignment before grouting
- Test all drainage
- Inspect fixtures before final install
After completion:
- Test all taps and shower
- Check for leaks (wait 24-48 hours)
- Verify exhaust fan works
- Get warranty documents
- Final payment after satisfaction
Sources
- HDB Renovation Guidelines - Official HDB renovation rules and approval requirements
- BCA Licensed Contractors Directory - Building and Construction Authority contractor information
- PUB Plumber Registration - Licensed plumber requirements from Public Utilities Board
- EMA Licensed Electrical Workers - Energy Market Authority electrical licensing
- Singapore Standards SS 637 - Code of practice for waterproofing
- CASE Consumer Guide to Renovation - Consumer Association of Singapore renovation advice
Prices are based on market research from verified service providers as of January 2025. Actual costs may vary.
Need quotes for your bathroom renovation? Use our Quote Wizard to connect with verified contractors in Singapore.
Related Guides
Annual Home Maintenance Schedule for Singapore
Month-by-month home maintenance guide for Singapore homeowners. Keep your HDB, condo, or landed property in top condition year-round.
10 Most Common Home Problems in Singapore (And How to Fix Them)
Quick solutions for the most frequent home issues in Singapore. Learn what you can DIY and when to call a professional.
DIY vs Hiring a Professional: Cost Analysis Guide (2025)
When should you DIY and when should you call a pro? A practical cost-benefit analysis for common home repairs in Singapore.