Mounting a TV on Concrete
or Block Walls
Most TV-mounting videos online assume you're drilling into drywall with studs behind it. That's not what's behind the wall in a lot of the newer condo and apartment-style construction around Green Valley Ranch and the Pecos-McLeod corridor — there it's often poured concrete or concrete masonry block, and the standard toggle bolts or stud-finder approach doesn't apply at all.
How to Tell What You're Dealing With
Tap the wall. Drywall over wood or metal studs sounds hollow and slightly different between stud and cavity. Concrete or block sounds uniformly dense and solid no matter where you tap, and a drywall stud finder will give you nothing useful. If you're in a newer unit near Green Valley Ranch and the wall sounds solid everywhere, assume masonry until proven otherwise.
Drywall on Studs
Wood or metal studs behind the surface. Mount hardware anchors into the stud itself for full weight rating. Fast install, standard hardware.
Concrete or Block
Solid material behind the surface. Requires masonry anchors rated for the wall type and TV weight — sleeve anchors or wedge anchors, not drywall toggles.
Why the Wrong Anchor Is a Real Risk
This is where most DIY mounts go wrong. Plastic drywall anchors will not hold in concrete or block — they're not designed for it, and they won't grip the material correctly. We've been called out more than once to fix a TV that came loose from the wall because the wrong hardware was used the first time. For anything over a small bedroom TV, that's a real safety issue, not just an inconvenience.
The right approach is a masonry bit sized to the anchor, drilled to the correct depth, with a sleeve or wedge anchor rated for the combined weight of the TV and mount. It takes longer than a drywall mount — usually because the drilling itself is slower going through solid material — but it's not more complicated, just a different set of tools and hardware.
Quick Answers
Can I still get in-wall wire concealment with concrete?
Not in the same way as drywall, since you can't fish wire through solid concrete. Cord covers or a shallow surface raceway painted to match the wall are the usual workaround in these units.
Does a bigger TV need different anchors than a smaller one?
Yes — anchor count and rating both scale with TV weight and mount type, especially for full-motion mounts that put more leverage on the wall than a fixed mount.
Is this more expensive than a standard drywall mount?
Usually a modest step up, mainly for the masonry hardware and the extra drilling time — not a different category of job.
Serving Green Valley Ranch and Southeast Henderson since 2022 — written estimates, no upselling, and we come back free if something's not right.