Apartment Soundproofing: How to Deal with Noisy Neighbours

Living in an apartment or unit offers many advantages—greater affordability, convenient locations, lower maintenance, and access to shared amenities. However, one of the most common complaints among Australian apartment dwellers is noise from neighbours. Whether it’s footsteps from above, music through the walls, or late-night conversations, unwanted noise can transform your home from a peaceful retreat into a source of constant frustration.

The good news? You don’t have to suffer in silence or move out. This comprehensive guide explores practical, effective soundproofing solutions specifically designed for apartment living, including options that won’t violate your lease or require permanent modifications.

Understanding Apartment Noise: Why Multi-Unit Buildings Are So Loud

Modern Australian apartments, particularly those built in the past two decades, often prioritise aesthetic appeal and maximising floor space over acoustic privacy. Thin walls, hard flooring, and open-plan designs create the perfect storm for noise transmission.

The Construction Factor: Many contemporary apartments use lightweight construction methods with timber frames and plasterboard walls. While these meet minimum building standards, they provide far less sound insulation than traditional brick or concrete construction.

Hard Surface Epidemic: Polished concrete, tiles, and timber floors are popular in Australian apartments for their modern look and easy maintenance. Unfortunately, these hard surfaces reflect sound rather than absorbing it, amplifying noise within units and transmitting impact sounds to neighbours below.

Shared Infrastructure: Apartments share more than just walls. Plumbing systems & ventilation ducts can act as sound highways, carrying noise throughout the building in unexpected ways.

The Most Common Noise Complaints in Australian Apartments

Understanding the specific types of noise you’re dealing with is the first step toward finding effective solutions.

Impact Noise from Above: This is the number one complaint in apartment living. Footsteps, furniture being moved, dropped objects, and even the sound of someone’s exercise routine can travel through floors with surprising clarity. Impact noise is structure-borne, meaning it travels through the building itself rather than through the air.

Airborne Noise Through Walls: Television, music, conversations and arguments from neighbouring units travel through shared walls. This is particularly problematic in bedrooms where silence is essential for quality sleep.

Bathroom and Plumbing Noise: The sound of flushing toilets, running showers, and water flowing through pipes can be surprisingly intrusive, especially late at night or early in the morning when ambient noise levels are low.

Stairwell and Corridor Noise: Common areas can generate significant noise, particularly in buildings with poor acoustic design. Doors slamming, voices echoing, and footsteps on hard stairs can disturb units adjacent to these spaces.

Street and External Noise: Apartments often contend with street traffic, pedestrians, restaurants, bars, and garbage collection, particularly in inner-city locations like Melbourne’s CBD, Sydney’s Surry Hills, or Brisbane’s Fortitude Valley.

Lift Machinery: Units near lift shafts may experience mechanical noise and vibration.

How Sound Travels in Multi-Unit Buildings

To effectively soundproof your apartment, it helps to understand sound transmission in buildings:

Direct Transmission: Sound travels directly through the shared wall, floor or ceiling between units. The thinner and lighter the barrier, the more easily sound passes through.

Flanking Transmission: Sound takes indirect paths through connected building elements. Noise can travel through the floor, up a wall, across a ceiling cavity, and down into your apartment without ever passing through the direct shared surface.

Resonance: Lightweight construction can vibrate like a drum skin when subjected to low-frequency sounds like bass music or heavy footsteps, amplifying the problem.

Air Gaps: Any gaps, cracks, or penetrations in walls, floors, and ceilings provide easy paths for sound. Electrical outlets, light fixtures, and gaps around pipes are common culprits.

Permanent Solutions for Owner-Occupiers

If you own your apartment, you have access to more comprehensive soundproofing options. However, remember that even as an owner, you may need strata approval for certain modifications.

Wall Treatments

Additional Plasterboard Layer: Adding a second layer of acoustic plasterboard significantly increases sound blocking. This is one of the most cost-effective permanent solutions.

Resilient Channel System: Installing resilient channels or sound isolation clips decouples the new plasterboard from the existing wall, preventing vibration transmission. This is highly effective for both airborne and impact noise.

Wall Cavity Insulation: If walls are opened up for any reason, adding acoustic insulation batts in the cavity dramatically improves sound blocking. This is particularly relevant during renovations.

Room-Within-a-Room: For severe noise problems, constructing a completely decoupled wall using independent studs creates maximum isolation. This is expensive and reduces room size but provides excellent results.

Ceiling Treatments

Acoustic Plasterboard Ceiling: Adding to existing ceilings with acoustic plasterboard on resilient channels provides substantial improvement against footstep noise from above.

Suspended Acoustic Ceiling: A suspended ceiling system with acoustic tiles creates both a sound barrier and an absorptive surface.

Ceiling Insulation: Adding high-density acoustic insulation in ceiling cavities (if accessible) provides moderate improvement at reasonable cost.

Floor Treatments

Floating Floor System: Installing a floating floor with acoustic underlay creates an effective barrier against impact noise transmission to neighbours below and provides modest improvement for noise from below.

Carpet with Premium Underlay: For the most effective sound control, choose thick carpet with high-quality acoustic underlay. This is the most renter-friendly option for impact noise reduction.

Window Upgrades

Acoustic Laminated Glass: Replacing standard glass with acoustic laminated glass can reduce street noise by 30-40 decibels. This is particularly valuable for apartments on busy roads.

Secondary Glazing: Installing a second window pane inside the existing window creates an insulated air gap. This is highly effective and often more affordable than full window replacement.

Window Sealing: Ensuring windows are properly sealed and weatherstripped prevents sound leakage around frames.

Strata Considerations and Permissions

Before undertaking soundproofing work in your apartment, understand your rights and obligations:

Review Your Strata By-Laws: Most strata schemes have specific rules about modifications to lots and common property. What’s permitted varies significantly between buildings.

Common Property vs. Lot Property: The interior surface of walls, floors, and ceilings is often considered part of your lot, but the structure itself may be common property. Changes affecting common property require strata approval.

Submit Proper Applications: For significant work, submit a detailed application to your strata committee including plans, contractor details, and how you’ll manage noise during installation.

Consider Your Neighbours: Ironically, soundproofing installation can be noisy. Inform neighbours of planned work, schedule it during reasonable hours, and complete it as quickly as possible.

Document Everything: Keep records of approvals, receipts, and before-and-after acoustic measurements. This protects you and adds value when selling.

Floor Coverings: Many strata schemes require minimum percentages of floor coverage with carpet or rugs, specifically to control noise. Ensure you comply with these requirements.

The DIY Assessment: Identifying Your Noise Problems

Before investing in solutions, accurately identify your noise sources and severity:

Keep a Noise Diary: For one week, note when noise occurs, what type of noise it is, and how disruptive it is on a scale of 1-10. This helps identify patterns and priorities.

Identify the Path: Determine whether noise comes through walls, floors, ceilings, doors, windows, or indirect paths like corridors or plumbing.

Check for Gaps: Inspect around electrical outlets, light fixtures, pipes, and along edges where walls meet floors and ceilings. Even small gaps dramatically reduce sound insulation.

Test During Quiet Hours: Background noise masks many sounds during the day. Test your soundproofing needs during evening and early morning hours when ambient noise is lowest.

Communicate with Neighbours: Sometimes what seems like unreasonable noise is simply people living normally in a poorly insulated building. A friendly conversation can reveal that they’re unaware of the problem and willing to make reasonable accommodations.

When to Involve Building Management

Before spending money on soundproofing, consider whether the problem should be addressed by building management:

Structural Issues: If noise is excessive due to poor building construction, building management or the owners corporation has a responsibility to address habitability concerns.

Noise Rule Violations: Most strata schemes have rules about noise levels, particularly late at night. If neighbours are genuinely breaking these rules, management should intervene.

Maintenance Issues: Noisy pipes, lift machinery, or common area doors may indicate maintenance problems that building management should resolve.

Document Before Complaining: Keep your noise diary and consider making audio recordings (for your own reference) before approaching management. Specific, documented complaints are taken more seriously than general grievances.

Renter-Friendly Soundproofing Solutions

If you’re renting, you need solutions that are effective without requiring permanent modifications to the property. These non-destructive options can significantly improve your acoustic environment:

Acoustic Panels and Decorative Solutions

Fabric-Wrapped Acoustic Panels: These attractive panels mount to walls using command strips, picture hanging systems, or temporary adhesive methods. They absorb sound within your space, reducing echo and taking the edge off noise from neighbours. Available in various colours and designs, they double as artwork.

Acoustic Curtains: Heavy, multi-layered curtains with mass-loaded vinyl cores can reduce airborne sound transmission through windows and, when hung on walls, can provide modest sound absorption. They’re completely removable and can be taken with you when you move.

Moveable Acoustic Screens: Freestanding panels or room dividers with acoustic properties can be strategically placed against shared walls, especially behind furniture, providing both sound absorption and modest blocking capability.

Furniture and Soft Furnishings Strategy

The Bookshelf Barrier: A tall, heavy bookshelf filled with books creates both mass and air gap when placed against a shared wall. This adds a surprising amount of sound-blocking capability while serving a practical purpose. Position it with a small gap between the shelf and wall for best results.

Strategic Furniture Placement: Place wardrobes, couches, and other large furniture against shared walls. The mass, combined with the air gap, provides meaningful sound reduction. Upholstered furniture is particularly effective as it also absorbs sound.

Soft Furnishings: Rugs, carpets, upholstered furniture, cushions, and throws all absorb sound and reduce echo. A thick rug with quality underlay can dramatically reduce the impact noise you create (keeping your downstairs neighbours happy) and slightly reduce noise from above.

Wall Tapestries and Quilts: Large fabric wall hangings absorb sound and can be easily hung and removed. While not as effective as purpose-built acoustic products, they provide some benefit at minimal cost.

Window Treatments

Cellular or Honeycomb Blinds: These contain air pockets that provide modest sound insulation while also offering thermal benefits. They’re easy to install and remove without damage.

Layered Window Treatments: Combining blinds with heavy curtains creates multiple barriers to street noise. The air gap between layers provides additional insulation.

Door Solutions

Door Sweeps and Seals: Stick-on door seals and removable door sweeps dramatically reduce sound leakage under and around doors. These are inexpensive, highly effective, and completely removable when you leave.

Draft Stoppers: While primarily designed for temperature control, heavy draft stoppers along the bottom of doors also block sound transmission.

Temporary Secondary Door: In extreme cases, a removable curtain rod with heavy acoustic curtain across a doorway provides an additional sound barrier. Not elegant, but effective for critical situations like shift workers needing daytime sleep.

Floor Solutions

Thick Rugs with Acoustic Underlay: This is one of the most effective renter-friendly solutions. A quality rug with proper acoustic underlay reduces the impact noise you create and provides modest absorption of noise from below. Look for underlay specifically designed for noise reduction, not just comfort.

Interlocking Floor Mats: Foam or rubber interlocking mats, like those used in gyms or play areas, can be laid over existing flooring. While not the most attractive option, they’re extremely effective for home gyms, children’s play areas, or bedrooms in buildings with serious noise issues.

Product Recommendations by Noise Type

For Impact Noise (Footsteps from Above)

Most Effective: Ceiling treatments with resilient channels and acoustic plasterboard.

Moderate Effectiveness: Acoustic panels on ceilings, thick curtains hung from ceiling.

Limited but Helpful: Soft furnishings to absorb reflected sound within your space

For Airborne Noise (TV, Music, Voices Through Walls)

Most Effective: Additional plasterboard layer with acoustic sealant, resilient channel systems Moderate Effectiveness: Mass-loaded vinyl behind furniture, heavy bookcases against walls Limited but Helpful: Acoustic panels, heavy curtains hung on walls, soft furnishings

For Window and Street Noise

Most Effective: Acoustic laminated glass, secondary glazing

Moderate Effectiveness: Thick acoustic curtains, cellular blinds

Limited but Helpful: Window seals and weatherstripping

For Door Noise

Most Effective: Solid door replacement with proper seals

Moderate Effectiveness: Door seals and sweeps, heavy curtain across doorway

Limited but Helpful: Draft stoppers

Budget Planning: What to Expect

Minimal Budget (Under $500): Door seals, acoustic curtains, rugs with underlay, soft furnishings, DIY acoustic panels. Can achieve noticeable improvement for moderate noise issues.

Moderate Budget ($500-$3,000): Professional acoustic panels, mass-loaded vinyl applications, quality window treatments, door replacement. Provides substantial improvement for most situations.

Comprehensive Budget ($3,000-$15,000): Additional plasterboard with resilient channels, ceiling treatments, window glazing upgrades, multiple rooms treated. Provides maximum practical improvement for severe noise problems.

Professional Assessment: Consider investing $200-$500 in professional acoustic assessment. This ensures you spend money on solutions that address your specific problems rather than wasting it on ineffective measures.

The Health Impact of Apartment Noise

The effects of chronic noise exposure extend beyond mere annoyance:

Sleep Disruption: Even moderate noise can fragment sleep, preventing deep sleep stages essential for physical and mental health recovery. Chronic sleep deprivation contributes to numerous health problems including cardiovascular disease, obesity, diabetes, and mental health issues.

Stress and Anxiety: Constant noise triggers stress responses in the body. Chronic exposure leads to elevated cortisol levels, increased blood pressure, and heightened anxiety.

Cognitive Impact: Noise interferes with concentration, memory formation, and cognitive performance. This is particularly concerning for students and anyone working from home.

Relationship Stress: Noise problems in apartments can strain relationships with neighbours and cause stress within households.

Effective soundproofing isn’t just about comfort – it’s an investment in your health and wellbeing.

Professional Assessment: When to Call Soundblock Solutions

While many apartment soundproofing projects can be DIY, professional help is valuable when:

The noise problem is severe or complex
You’re unsure what type of soundproofing you need
You’re planning permanent modifications and want to ensure effectiveness
You need advice on strata compliance and approvals
Your budget is significant and you want to avoid costly mistakes
You’ve tried multiple solutions without success

At Soundblock Solutions, we understand the unique challenges of apartment living. We can assess your specific situation, recommend targeted solutions that respect your budget and living arrangements, and either supply products for your DIY project or provide complete installation services throughout Australia.

Soundblock Solutions Testimonials

“Last Friday we had “Soundblock” windows installed in our unit by Luca. We were extremely happy with the installation process and even happier with the finished product. The reduction in noise is amazing. This morning, garbage collection day, the noise of the garbage truck didn’t even wake me. And now we watch the traffic pass more than hear it. We would have no hesitation in recommending your product and installation team to anybody requiring noise reduction in their home.

We’ll be interested in the possible improvement in insulation during the cooler months.”

Ross, Allawah

“Yes, it is fantastic and certainly worth the money. Noise has been reduced dramatically. I’m not noticing the bar across the street anymore.”

Sean, CBD Sydney

“I just wanted to write in as I cannot thank you enough for the work you have done to solve the traffic noise challenges in my unit. I must say from day one you and your team have been nothing but extremely professional and highly efficient. From communicating clearly and addressing my concerns every step of the way, through to your amazingly friendly and competent installer, it has been an absolute pleasure to deal with Soundblock. Having dealt with many trades people in Australia, I can confidently say that you and your team blow the competition out of the water. You stick to your promises, meet your deadlines, exceed expectations when it comes to quotes, and complete the work on time in a highly skilled manner. There are few, if any, other outfits that can claim the same. I am happy to report you have remove almost all the traffic noise from my unit and I now sleep like a baby.”

Steven, Neutral Bay

Taking Action: Your Next Steps

Don’t resign yourself to living with noise. Here’s how to move forward:

Complete a thorough assessment of your noise problems using the guidelines in this article
Start with simple solutions like door seals, rugs, and strategic furniture placement to achieve quick wins
Set a realistic budget based on the severity of your problem and whether you rent or own
Check strata requirements if you’re planning any permanent modifications
Contact Soundblock Solutions for a professional consultation to develop a comprehensive plan
Implement solutions systematically, starting with areas having the biggest impact on your quality of life
Measure results to ensure your investment is delivering the expected improvement

Conclusion

Living in an apartment doesn’t mean sacrificing peace and quiet. Whether you’re dealing with thundering footsteps from above, late-night television through the walls, or street noise keeping you awake, effective soundproofing solutions exist for every situation, budget, and living arrangement.

The key is understanding your specific noise problems, choosing appropriate solutions, and implementing them properly. Even renters have access to highly effective options that require no permanent modifications.

Your home should be your sanctuary, not a source of stress and sleep deprivation. With the right approach, you can dramatically reduce noise intrusion and reclaim the peaceful living environment you deserve.

Ready to silence the noise?

Contact Soundblock Solutions today for a consultation tailored to apartment living. We specialise in practical, effective soundproofing solutions for renters and owners throughout Australia.