Morgan County's first county seat
Spray Foam Insulation in Somerville, AL
Insulation for rural houses, outbuildings and older homes around the 1837 courthouse town.
- Free on-site estimates
- Written quote naming the material, thickness and R-value for each area
- Crawl space moisture and attic air leaks checked before we price
Insulating Around the Old County Seat
Spray Foam Insulation in Somerville often covers more than the house. The town served as the Morgan County seat from 1818 until 1891, when the seat moved to Decatur, and its Federal-style courthouse, built in 1837, is on the National Register. Today Somerville is a small community in the rolling country southeast of Decatur, drained by Town Creek on its way to Cotaco Creek and the Tennessee River. Many properties here have land, and land usually comes with a barn, a shop or a detached garage.
Rural houses and crawl spaces
Country homes around Somerville are mostly built over crawl spaces, and creek-bottom ground can hold moisture. A crawl space with bare dirt and open vents in a wet summer is the most common source of musty air, sagging insulation and sweating ductwork. Sealing the ground with a vapor barrier, closing the vents and insulating the foundation walls with closed-cell foam is the usual fix.
Outbuildings
Steel shops and pole barns heat up fast in summer and drip condensation in cooler months. Closed-cell foam on the roof steel stops the drip. For shops that will be heated or cooled, foam on the walls and sealed eaves and doors let a mini-split or heater keep up.
A town that started over
Somerville's original incorporation lapsed after it lost the county seat, and the town reincorporated in 1955. Its housing mixes older farmhouses with homes built since then. Older farmhouses often have little wall insulation and open attics, and both respond well to air sealing and loose fill.
Costs for rural jobs
Country jobs often combine a house and an outbuilding. HomeGuide puts closed-cell spray foam at $3.00 to $5.00 per square foot installed and a crawl space vapor barrier at $1,200 to $4,000 nationally. Steel building size and roof shape drive the shop number more than anything else. We measure each building and write a separate line for each so you can choose.
Call (256) 973-9880 or get a free estimate to set up a visit for the house, the shop or both.
Somerville Facts
- 1837 courthouse. The Somerville Courthouse was built in 1837 in the Federal style, served Morgan County until the seat moved to Decatur in 1891, and was listed on the National Register in 1972.
- Older than the state. Somerville was first incorporated on December 3, 1819, a few days before Alabama statehood; its incorporation lapsed and it reincorporated in 1955 (Wikipedia).
- Creek country. The town is drained by Town Creek, which flows east to Cotaco Creek, a north-flowing tributary of the Tennessee River.

Somerville Questions
Is it worth insulating a pole barn that is not heated?
If condensation is dripping on equipment or hay, a layer of closed-cell foam on the roof steel is often worth it even without heat.
Can you work on a farmhouse with no wall insulation?
Yes. Dense-pack loose fill can be blown into closed walls through small holes, and the attic can be sealed and topped up.
Do I need a permit to insulate a barn in Morgan County?
Requirements depend on the building and how it is used. Check with the county before work on any building people will live in or use daily.
Free Estimates in Somerville, AL
Ask for a free visit and written quote in Somerville.
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