Best Flooring for Apartments and Condos (and HOA Noise Rules)

Nobody buys a condo expecting their flooring choice to require a board vote. Then the renovation planning starts, the CC&Rs come out, and there it is: a flooring clause with an acoustic rating requirement, an underlayment spec, and an approval form. This isn't bureaucratic overreach - it's the single most common source of neighbor conflict in shared buildings, codified.

Here's why the rules exist, what they typically require, which floors pass, and how to get yours approved without friction.

Quick Answer

The best flooring for apartments and condos is rigid-core SPC vinyl or quality laminate with an acoustic underlayment - quiet underfoot, durable, and able to meet the sound thresholds boards require. U.S. building code sets a minimum of IIC and STC 50 between units, but many associations require 55 to 60+ with documentation. McMillan's SPC tests at IIC 66 / STC 68 and its EVOLVED laminate at a top-tier IIC 79 / STC 77 (Intertek certified) - above typical board thresholds, and the approval process is mostly paperwork once your floor has published, verifiable ratings. Get your building's rules in writing before buying anything.

Why Condo Boards Regulate Flooring

The physics are simple: buildings were often designed assuming carpet in living areas, and carpet is a phenomenal impact absorber. When an upstairs unit swaps carpet for a hard surface, footstep noise below can jump dramatically - same building, same neighbors, new floor. Multiply that by every renovation in the building and you get the complaint volume that pushed associations to write flooring rules in the first place.

So most CC&Rs now do some combination of: requiring board approval before installing hard flooring, setting a minimum acoustic rating (IIC, sometimes STC too), mandating a specific underlayment type or thickness, and occasionally restricting hard surfaces to kitchens and baths entirely. The ratings themselves - what IIC and STC measure and how the tests work - are covered in McMillan's IIC and STC explainer; the short version is that IIC covers footstep noise, STC covers voices and TV, and higher is better on both.

The number to find in your CC&Rs: building code requires IIC/STC 50 between units as a floor, but associations commonly write 55, 60, or higher into their rules - and some specify field-tested ratings, which run about five points stricter than lab numbers. Never assume the code minimum is your building's requirement.

Which Floors Pass (and Which Fight You)

The Approval Process, Step by Step

1. Get the flooring rules in writing. Ask the property manager or board for the exact clause: required IIC (and STC, if listed), whether it's lab or field rated, any mandated underlayment, and the approval form itself.

2. Match the requirement to published ratings. Compare the threshold against the floor's tested numbers - not marketing adjectives like “quiet” or “sound-dampening.” If a brand doesn't publish IIC/STC, choose one that does.

3. Confirm the underlayment story. Some McMillan SPC floors include an attached 1.5mm antibacterial pad, and EVOLVED laminate carries an upgraded best-in-class pad that produces its IIC 79 / STC 77 result; either way the pad is already part of the tested rating, while other SKUs take a separate underlayment. If your board mandates a specific underlayment layer, a cork underlayment beneath a floating floor is the classic way to exceed the spec.

4. Submit the documentation. Product spec sheets showing the acoustic ratings, the underlayment details, and the install method (floating, no structural modification) are what boards want to see. This is where published numbers turn a negotiation into a checkbox.

5. Keep the approval on file. Future noise disputes get resolved fast when you can show the installation was approved against the building's own standard.

If your board demands more: for buildings with strict or field-rated thresholds, McMillan's SoundGuard™ cork underlayment (available in 1/4” and 1/2”) adds a dedicated acoustic isolation layer beneath a floating floor - cork is the material sound engineers reach for first, and it pairs with SPC, laminate, and engineered hardwood alike.

Beyond the Rules: What Actually Makes Apartment Living Quieter

• The pad matters more than the plank. Impact performance lives mostly in the resilient layer between hard flooring and subfloor - which is why attached-pad floors and cork underlayment punch above their weight acoustically.

• Floating installs are your friend twice over. No fasteners means no direct sound path into the structure, and no permanent modification for the board to object to.

• Rugs still help. A rug in the main walking path is the cheapest IIC upgrade that exists, and some associations' rules even credit coverage percentage.

• Dense floors are quieter in your own unit too. A rigid core over a quality pad kills the hollow, clacky footfall sound cheap floating floors are known for - the difference you hear from inside the room, not just below it.

Frequently Asked Questions

What IIC rating do condos require for flooring?

Building code requires a minimum of IIC 50 between dwelling units (45 field-tested), but condo associations commonly require 55 to 60 or higher in their CC&Rs, with documentation submitted for approval. Always get your building's exact requirement in writing before purchasing - and note whether it's a lab or field rating, since field ratings run about five points stricter.

What is the best flooring for an apartment or condo?

Rigid-core SPC vinyl with an acoustic underlayment is the strongest all-around choice: quiet, 100% waterproof, durable, and installed floating without structural modification. Quality laminate with an attached acoustic pad is equally strong for living areas, with excellent scratch resistance. Both can carry published ratings that clear typical board thresholds - IIC 66 / STC 68 on McMillan's SPC, and a top-tier IIC 79 / STC 77 on its EVOLVED laminate.

Can an HOA stop me from installing hard flooring?

If the CC&Rs regulate flooring - and in multi-story buildings they usually do - the association can require approval, set acoustic minimums, mandate underlayment, or restrict hard surfaces in certain rooms, and enforce those rules. The practical path isn't fighting the clause; it's choosing a floor with published ratings above the threshold and submitting clean documentation.

Do I need extra underlayment if my flooring has an attached pad?

Often not - an attached pad is part of the floor's tested acoustic rating, and adding layers beyond the manufacturer's guidelines can affect the locking system. But if your association mandates a specific separate underlayment, or sets a threshold above your floor's tested assembly, a cork underlayment beneath a floating floor is the standard way to add isolation. Check both the board's spec and the flooring manufacturer's stacking guidance.

The Bottom Line

Condo flooring is a paperwork problem wearing a renovation costume. Get the building's requirement in writing, pick a floor whose published acoustic ratings beat it - McMillan's SPC does at IIC 66 / STC 68, and its EVOLVED laminate by a wide margin at IIC 79 / STC 77 - add cork underlayment if the board wants more, and submit the spec sheets. Done in that order, the approval is a formality, the neighbors below stay friendly, and the floor itself is better than the carpet it replaced in every way that matters.

Shop SPC Vinyl (IIC 66 / STC 68) →

Shop EVOLVED Laminate →

SoundGuard™ Cork Underlayment →

Order Samples →

Read: IIC and STC Ratings Explained →

Read: How Flooring Affects Sound in Multi-Story Living →