Most Arlington condos allow hardwood, luxury vinyl, or tile — but only over an acoustic underlayment that meets the building's minimum sound rating, commonly an IIC and STC of 50 or higher, and usually with association approval first. Carpet needs no rating, but hard-surface floors on upper units almost always do. Floors and Beyond VA builds the assembly to the building's rule and documents it before installing.
What flooring can you install in an Arlington condo?
Hardwood, luxury vinyl, and tile are all usually allowed — subject to sound rules and approval.
In most Arlington buildings you have real choice: engineered hardwood, luxury vinyl plank, and tile are all commonly permitted. What the building regulates isn't the material so much as the noise it transmits to the home below. That's why hard-surface floors on upper units come with a sound requirement, and carpet — which absorbs impact naturally — usually doesn't. Get the sound assembly right and the material is largely up to you.
What are IIC and STC ratings?
They're the two sound measurements condo buildings care about.
IIC
Impact Insulation Class measures how well a floor blocks impact sound — footsteps, dropped items, a chair sliding. It's the rating that matters most for the neighbor directly below, and the one an underlayment most improves.
STC
Sound Transmission Class measures airborne sound — voices, a TV, music — passing through the floor-ceiling assembly. Buildings often set a minimum for both IIC and STC, commonly 50 or higher.
An acoustic underlayment is what raises a hard floor's IIC to meet the requirement. Products are lab-tested to a specific rating, so the underlayment isn't an upgrade to skip — it's the part that makes a hardwood or vinyl floor allowed in the unit at all.
Which floors need underlayment, and which are restricted?
Every hard surface needs a rated underlayment; carpet is the exception.
| Material | Typically allowed? | Sound assembly |
|---|---|---|
| Engineered hardwood | Yes, usually floating | Acoustic underlayment rated to the building minimum |
| Luxury vinyl (SPC/LVP) | Yes | Attached pad plus a rated acoustic underlayment |
| Tile | Yes | Uncoupling membrane over an acoustic mat |
| Carpet | Yes, no rating needed | Pad only — absorbs impact on its own |
| Solid hardwood (glue/nail) | Often restricted upstairs | Check bylaws; floating engineered is the usual workaround |
The single most common condo flooring mistake is buying the floor before reading the association's flooring policy. Confirm the required IIC and STC in writing, choose an underlayment tested to meet it, and submit the assembly for approval first. Floors and Beyond VA handles this step for owners in Arlington and Old Town Alexandria so the floor passes the first time.
How do you get condo flooring approved and installed right?
Four steps keep the project on the right side of the building's rules.
Start by pulling the association's flooring policy and noting the required IIC and STC. Next, select an acoustic underlayment lab-tested to meet or beat that number under a comparable assembly. Submit the material and underlayment for written approval before ordering anything. Finally, use an installer who builds and documents the rated assembly — underlayment, floor, and transitions — so there's a record if the building asks. Floors and Beyond VA installs to that documented standard on every condo job, which protects the owner and the neighbor below alike.
Frequently asked questions
Do Arlington condos require special flooring?
Most do for hard surfaces on upper units. To protect the home below from footstep noise, associations typically require hardwood, luxury vinyl, or tile to sit over an acoustic underlayment meeting a minimum sound rating — most often an IIC and STC of 50 or higher. Carpet usually needs no rating. Floors and Beyond VA builds and documents the assembly for approval.
Can you install hardwood in a condo?
Usually yes, with the right underlayment and approval. Engineered hardwood as a floating floor over a tested acoustic underlayment is common in Arlington and Old Town Alexandria condos. Some buildings restrict hard surfaces upstairs or set a higher rating, so confirm the policy in writing before ordering.
What IIC rating do condos require for flooring?
A minimum IIC and STC of 50 is the most common requirement, and many newer or higher-end buildings set a higher bar for hard surfaces. IIC measures impact noise like footsteps; STC measures airborne noise like voices. The exact number lives in the association's bylaws or flooring policy, so that document is the first thing to check.
Planning a condo floor? Let's meet the building's rules.
Floors and Beyond VA will match your building's IIC and STC requirement, spec the underlayment, and document the assembly for approval — free, before any work begins.
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