
Founded in 1849 on the Cedar River
Epoxy Flooring in Janesville, IA
Floor coatings for Bremer County's oldest town, where the river and the county line both run through.
- Free on-site estimates with a slab moisture check
- Itemized written quote before any grinding starts
- Every floor diamond ground and patched before it is coated
Floors in Bremer County's Oldest Town
Epoxy flooring in Janesville often means working on concrete with a long story behind it. John T. Barrick founded the town in 1849, built the first mill and frame house in the area, and named the place for his wife, Jane. The town grew slowly for a century, from 311 people in 1900 to 445 in 1950. It then nearly doubled to 840 by 1980 and passed 1,000 in the 2020 census. Each of those growth spurts left behind a different kind of garage and basement floor.
Reading a Janesville slab by its age
We see roughly three generations of floors here.
Pre-1950 homes. These often have detached garages added well after the house, sometimes with slabs poured by hand. Expect uneven spots, old oil, maybe a layer of paint. Basements may be partly finished with several decades of coatings and patches.
The 1950 to 1980 growth. Ranch homes and split-levels with attached single or double garages. These slabs have seen 40 to 70 winters of salt. The strip inside the door is usually rough, and control joints have often chipped.
Homes since 2010. The census counted 409 housing units in 2010 and 455 in 2020. Newer slabs are flat and hard, and they need grinding to open up the surface. They are the easiest floors to coat well.
Prep that matches the floor
The coating is the same few layers on every floor. The prep is what changes. For older Janesville slabs, our crack and floor repair work does most of the heavy lifting:
- Grinding off paint and loose surface down to sound concrete
- Routing out cracks and filling them with a rigid repair material
- Rebuilding broken edges along control joints and at the garage door
- Grinding patches flush so they disappear under the coating
On a newer slab, that list is usually short. That is why two garages of the same size can get very different quotes.
A town on the river and the county line
The Cedar River bisects Janesville, and the town sits on the line between Bremer and Black Hawk counties. If you live near the river, we check the basement slab for moisture before we propose a coating. If you are planning more than a floor, such as a garage addition, ask the city which county office handles your permit. A coating on its own is interior finish work.
A small town that commutes
Janesville works as a bedroom community for Waterloo, Cedar Falls and Waverly. Many people here want the garage done without losing a week of parking. Polyaspartic topcoats help with that. They cure fast and handle the cold better than standard epoxy, so they fit a weekend schedule and a fall install.
Basements in Janesville span every era of the town, from old slabs to new ones. A basement epoxy brightens a laundry room or a workout space and makes it easy to mop. We test moisture first and choose the primer to match.
For home shops and farm buildings outside town, we use thicker shop-grade epoxy built for jacks, stands and dropped tools.
Janesville Facts for Homeowners
- Founded in 1849. John T. Barrick, a Quaker from Ohio, founded Janesville in 1849, built the area's first mill and frame house, and named the town for his wife, Jane McPherson Barrick.
- Split by river and county line. The Cedar River bisects Janesville, and the town sits on the county line between Bremer and Black Hawk counties.
- Growth over a century. Population went from 311 in 1900 to 445 in 1950, 840 in 1980 and 1,034 in 2020. Housing units rose from 409 in 2010 to 455 in 2020.

Janesville Questions
Can you coat a garage that already has old paint on it?
Yes. Old paint is ground off before we coat. Paint that is peeling tells us the slab may have moisture or poor bond, so we look closely at what is under it. Coating over old paint is the most common reason a garage floor fails.
We live near the Cedar River in Janesville. Can our basement be coated?
Usually. We test the slab first. A dry slab gets a standard basement epoxy. A damp one gets a primer built for moisture. If water is actively coming in, we will tell you to address that before any coating.
Why do two garages the same size get different prices?
Prep. An older slab with paint, cracks and pitting takes more grinding and repair than a newer one. Your written quote lists the prep so you can see the difference.
Free Estimates in Janesville, IA
Free estimates on both sides of the river in Janesville.
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