Concrete Leveling in Westwood, KS

Westwood is one of Johnson County's smallest incorporated cities, tucked along the state line just west of Kansas City, Missouri, near Rainbow Boulevard. The land traces back to a stone home the Swatzell family built in 1898, and the city itself wasn't incorporated until June 7, 1949, after residents organized as the Hudson Mission Homes Association to bring streets and utilities to the growing postwar suburb. Its tight lots and narrow, decades-old driveways sit on the same clay soil that moves across the rest of the metro.

A Stone House, a Homes Association, and a City Born in 1949

The ground that became Westwood traces back to a stone house the Swatzell family built in 1898. After World War II, the area around that home started filling in fast as a Kansas City suburb, and residents organized the Hudson Mission Homes Association to get streets and utilities built out before the city was even official. Westwood incorporated on June 7, 1949, and today covers just 0.41 square miles. One of the smallest footprints of any city in Johnson County. That compressed timeline means most of Westwood's original driveways, walks, and garage floors went in within a fairly narrow postwar window and are now closing in on 75 years old, well before modern soil compaction and rebar standards, which is exactly the kind of older concrete that tends to develop voids first. All of it is settling on the same expansive clay at close to the same rate.

What Settling Looks Like on a Westwood Slab

On the older Westwood properties we visit, the progression tends to follow a pattern. It starts as a hairline crack at the joint where the garage slab meets the driveway, or along the edge where the walk meets the house. The clay underneath has been cycling for decades, and the crack is the slab telling you the support is shifting. Next you notice a lip forming at the property line or the side of the driveway where a mature tree's roots are pulling moisture from the soil. The slab drops on that side, and you feel it underfoot before you see it from the street. In a wet spring the clay swells and can push the slab back up slightly on the opposite side, so it looks almost level again until the summer dries the ground out and the drop reappears. The point where leveling stops being an option is when the slab has fractured into separate pieces that no longer move as one unit. At that stage the concrete itself is the problem, not the support underneath, and we'll tell you that straight on the estimate visit.

One Building Wave, One Timetable

The practical consequence of a city built out in a single postwar push is that Westwood's concrete is on a shared schedule. If your driveway has developed a lip at the garage, or your front walk has a raised joint, there is a good chance the same thing is happening two doors down, because those slabs went in within a few years of each other, on the same clay, to the same standards of the day. That is useful information rather than trivia. It means a neighbor's settled walk is a preview instead of a coincidence, and it means the fix is worth looking at before the drop gets deep enough to crack the panel through, since a sound slab can be lifted and a broken one has to be replaced. Westwood's lots also put walks, drives and property lines close together, so a raised joint is often on a route other people use. Given that the city began as a homes association, confirm who is responsible for a shared or street-side walk first: HOA sidewalk trip hazard liability.

What We Level in Westwood

PolyJacks levels the concrete typical of a Westwood property: driveways, front and side walkways, patios, porch and step slabs, and garage floor pads, along with filling voids under slabs before they've dropped far enough to be an obvious trip hazard. Because Westwood lots tend to be smaller and tighter to the neighboring property than in newer suburbs, we're careful about equipment and access: polyurethane foam leveling only needs a few dime-sized holes, so there's no heavy equipment tearing up a narrow yard or shared drive. Every job starts with a free on-site estimate, where we look at the actual slab in person and give you a straight answer about whether foam is the right fix for what you're seeing.

Driveway Leveling vs. Mudjacking in Westwood

Mudjacking is still common in older Johnson County suburbs like Westwood, but it comes with real tradeoffs on a tight, older lot. It requires much larger holes and pumps in a heavy cement-based slurry, adding weight onto soil that, on a century-old property, may already be under stress from nearby trees and shallow fill. Polyjacking drills holes about the size of a dime and fills the void with a lightweight, waterproof polyurethane foam that expands to fill the space without the added weight or the wider holes. On a narrow Westwood driveway shared close to the property line, the smaller footprint and a return to use within hours make a real difference.

Why concrete settles in Westwood: the local risk data

KC Settlement Risk Index — Westwood

In Westwood, about 77.7% of Johnson County's soil rates high-shrink-swell (USDA). At just 0.41 square miles Westwood is among Johnson County's smallest cities, its slabs tracing to homes built from the late 1940s onward.

Kansas City averages about 80 freeze-thaw days a winter — 79.6 over the last 31 winters at KCI (NOAA station records, 1995–2026).

Sources: USDA SSURGO · NOAA / ACIS (KCI) · local record. See the full KC Concrete Settlement Risk Index.

Concrete leveling near Westwood

PolyJacks is your local concrete leveling contractor in Westwood — we serve Westwood and the surrounding communities: