A brick patio sinking or going uneven is one of the most common calls we get in Lexington, and it almost always traces back to what’s underneath the brick, not the brick itself.
Why Is My Brick Patio Sinking or Uneven?
Sinking or uneven pavers almost always mean the compacted stone base underneath has settled or shifted — usually from poor original compaction, freeze-thaw cycles, or water washing out the base over time.
A brick or paver patio is only as stable as the base it sits on. If that base wasn’t compacted correctly when it was built, or if water has been getting underneath it for a few winters, low spots and lippage show up gradually rather than all at once. Central Kentucky’s freeze-thaw cycles make this worse: water trapped in the base freezes and expands each cold snap, and the ground below doesn’t always settle back evenly when it thaws.
What Actually Causes the Base to Move?
Per the Concrete Masonry & Hardscapes Association’s paver installation guidance, a properly built base uses several inches of compacted crushed stone, placed and compacted in lifts. Skipping that compaction, using the wrong base material, or letting water pool and erode the base from below are the three things that reliably cause sinking later. Tree roots pushing up from underneath, and polymeric sand washing out of the joints, are the two other repeat offenders we see on Lexington patios.
Can a Sunken Patio Be Fixed Without Tearing It Out?
Often, yes. If the base problem is localized, we can pull the affected pavers, correct and recompact the base underneath, and reset the same brick — a spot releveling rather than a full rebuild. A patio with widespread settling, or one built on a base that was never right to begin with, needs a full patio reinstall to actually stay flat.
What Does Patio Releveling or Repair Typically Cost in Lexington?
Spot releveling of an existing brick patio typically runs $8–$15 per square foot, while a full base rebuild runs the same $15–$30 per square foot already published on our brick patio & walkway page. Both are typical ranges, not quotes — the actual number depends on how much of the base has to come out.
Common Questions
Is a sinking patio a sign the whole thing needs to be replaced?
Not necessarily. Localized low spots can usually be releveled by fixing the base under just that section. Widespread sinking across most of the patio is more often a sign the whole base needs to be rebuilt.
Does freeze-thaw weather in Lexington make patio sinking worse?
Yes. Water trapped in an improperly built base expands each time it freezes, and the settling that follows each thaw is a big part of why base problems tend to show up gradually over a few winters rather than all at once.
Can I DIY-fix a few sunken pavers myself?
You can pull and reset a paver or two, but without correcting and recompacting the base underneath first, the same spot typically sinks again within a season or two.
Related: brick patio & walkway · masonry cost guide. Back to Lexington Masonry Pros.
Have a patio that’s sinking or gone uneven? Get a free estimate or call or text (859) 310-1209.
Source: Concrete Masonry & Hardscapes Association, Pavers on Aggregate Base.
Last updated: September 11, 2026