Warrick County seat
Spray Foam Insulation in Boonville, IN
Insulation for older in-town homes and the farms and shops around the county seat.
- Free on-site estimates
- Written quote with material, thickness and R-value for every area
- Basements, crawl spaces and attics checked for moisture and leaks first
Insulating Around the Square
Spray Foam Insulation in Boonville serves Warrick County's seat and largest community. Boonville was founded in 1818 and named for Jesse Boon, father of Ratliff Boon. It became a town in 1858 and a city in 1906, and the Boonville Public Square Historic District and Old Warrick County Jail are on the National Register. The city had 6,712 residents in 2020.
Older homes near the square
Houses around the courthouse square and the older streets often date to the late 1800s and early 1900s. Plaster walls, empty wall cavities, shallow attics and stone or brick foundations are common. Sealing the attic and rim joist, then dense-packing walls where wiring allows, usually helps most.
Newer homes and farms
Outside the center, newer homes have basements or crawl spaces and bonus rooms. Farm properties around Boonville have pole barns and shops, where closed-cell foam on the steel stops condensation and holds heat.
Housing count
The 2020 census counted 2,986 housing units, 9.1% vacant. Boonville has a humid subtropical climate with hot, humid summers and mild to cool winters.
Costs
HomeGuide lists rim joist foam at $2,000 to $2,500 and dense-pack cellulose at $1.60 to $4.20 per square foot nationally. The written estimate after our visit is your price.
Coal country foundations
Warrick County has a long coal-mining history, and older Boonville homes often sit on stone or brick foundations that can wick moisture. Rather than covering an old stone wall that needs to breathe, we often seal and insulate the rim joist and the floor above, and leave the wall itself alone. Newer poured or block basement walls can take closed-cell foam directly.
Call (812) 965-6169 or get a free estimate for a visit.
Boonville Facts
- Founded in 1818. Boonville was founded in 1818 and named for Jesse Boon; it became a town in 1858 and a city in 1906 (Wikipedia).
- Historic square. The Boonville Public Square Historic District and Old Warrick County Jail are on the National Register.
- Housing count. The 2020 census counted 2,986 housing units in Boonville, 9.1% vacant.
- County seat. Boonville is the county seat and largest community of Warrick County.

Boonville Questions
Can you insulate plaster walls in an old Boonville house?
Often, with dense-pack through small holes, after checking for old wiring.
Do you insulate pole barns near Boonville?
Yes. Closed-cell foam on the steel is our usual approach.
How long does an attic job take?
Most attic sealing and blown-in jobs are done in a day.
Free Estimates in Boonville, IN
Ask for a free visit and written quote in Boonville.
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