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Insulation in Louisville, KY

Compare 6 local insulation pros. Typical service: $1306–$2519.

Top Insulation Companies in Louisville

  1. 1.Insulateky

    5.0★ (628 reviews)

    5.0★ from 628 reviews

    +15023965828Website

  2. 2.Louisville Insulation

    4.9★ (526 reviews)

    4.9★ from 526 reviews

    +15024611435Website

  3. 3.Energy Savers LLC

    4.6★ (27 reviews)

    4.6★ from 27 reviews

    +15028178400Website

  4. 4.Axis Spray Foam Insulation Louisville

    4.9★ (13 reviews)

    4.9★ from 13 reviews

    +15023609200Website

  5. 5.Dixie Industrial Insulation

    5.0★ (4 reviews)

    5.0★ from 4 reviews

    +15024930711Website

  6. 6.Weather Stop Spray Foam

    +15025509127

Insulation Cost in Louisville

Local ranges, adjusted for area wage and cost-of-living data.

ServiceTypical range in Louisville
Attic blown-in insulation$1,306–$2,519/job
Attic spray foam$2,799–$5,598/job

Insulation prices in Louisville run about 7% below the national average, based on what this trade earns in the metro area — so neighbouring cities in the same metro see similar rates.

Quotes on this page come from 6 companies serving Louisville, rated 4.9★ on average across 1,198 customer reviews.

Louisville Climate & Seasonal Timing

What Louisville's weather means for scheduling insulation.

Last spring frost
April 2
First fall frost
November 3
Annual precipitation
44.91"
Heating degree days
4,097
Cooling degree days
1,614
MonthLowHighPrecip
Jan26.8°43°3.24"
Feb29.9°47.8°3.18"
Mar37.8°57.9°4.17"
Apr47.3°68.8°4.01"
May57°77.1°5.27"
Jun66°85.3°3.79"
Jul69.9°88.7°4.23"
Aug68.5°88.3°3.33"
Sep60.5°81.5°3.05"
Oct48.9°70.1°3.22"
Nov39.5°57.9°3.59"
Dec30°45.8°3.83"

NOAA station data 3.31 miles from Louisville.

Permits & Regulations in KY

  • Kentucky has no statewide painting or general contractor license; local building departments set requirements
  • Remodeling permits are issued locally
  • Work that disturbs paint in homes built before 1978 must be done by a Lead-Safe Certified firm under the EPA Renovation, Repair and Painting Rule

License required: No state painting or remodeling license; local requirements

Sources: dhbc.ky.gov, www.epa.gov

Insulation FAQs for Louisville

How much does attic insulation cost in Louisville?

Blown-in attic insulation in Louisville typically runs $1306-$2519 for a 1,000 square foot attic; spray foam costs two to three times more.

How many insulation contractors serve Louisville?

We track 6 insulation contractors serving Louisville.

Is insulation in Louisville more expensive than average?

Installation labor in Louisville runs about -6.7% versus the national average.

How much insulation does a home in Louisville need?

Louisville sees about 4,097 heating degree days and 1,614 cooling degree days a year; the colder the climate, the higher the attic R-value worth paying for.

Does insulation help with Louisville summers?

Yes -- with summer highs near 89F in Louisville, attic insulation cuts the heat load on the air conditioner as much as it holds heat in winter.

Do insulation contractors in KY need a license?

In KY, Kentucky has no statewide painting or general contractor license; local building departments set requirements. Adding attic insulation in Louisville rarely needs a permit.

Is spray foam worth it in Louisville?

Spray foam earns its price mainly when ducts or an air handler sit in the attic; otherwise blown-in at $1306-$2519 gets most Louisville homes the same R-value for less.

How many quotes should I get for insulation in Louisville?

Two or three; with 6 insulation contractors serving Louisville, compare the R-value and depth each quote installs, not just the price.