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Insulation in Santa Rosa, CA

Compare 6 local insulation pros. Typical service: $1861–$3588.

Top Insulation Companies in Santa Rosa

  1. 1.Under The House.

    5.0★ (73 reviews)

    5.0★ from 73 reviews

    +17075366516Website

  2. 2.Insulation Solutions

    4.9★ (35 reviews)

    4.9★ from 35 reviews

    +18885324726Website

  3. 3.MKM Insulation Contractor of Santa Rosa CA

    5.0★ (5 reviews)

    5.0★ from 5 reviews

    +17073904640

  4. 4.ALCAL Specialty Contracting Santa Rosa - Home Service Division

    3.8★ (5 reviews)

    3.8★ from 5 reviews

    +17075444270

  5. 5.California State Insulation

    3.7★ (3 reviews)

    3.7★ from 3 reviews

    +17073966921

  6. 6.North Bay Insulation

    +17078892874

Insulation Cost in Santa Rosa

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

ServiceTypical range in Santa Rosa
Attic blown-in insulation$1,861–$3,588/job
Attic spray foam$3,987–$7,974/job

Insulation prices in Santa Rosa run about 33% above 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 Santa Rosa, rated 4.5★ on average across 121 customer reviews.

Santa Rosa Climate & Seasonal Timing

What Santa Rosa's weather means for scheduling insulation.

Last spring frost
February 13
First fall frost
December 2
Annual precipitation
32.2"
Heating degree days
2,567
Cooling degree days
459
MonthLowHighPrecip
Jan39.2°59°5.93"
Feb41.3°63.2°6.02"
Mar43°66.6°4.53"
Apr44.8°70.4°1.82"
May48.3°74.5°1.28"
Jun51.7°80.1°0.23"
Jul52.4°82.2°0.01"
Aug52.6°82.8°0.07"
Sep51.5°83.2°0.35"
Oct48.3°77.9°1.73"
Nov42.8°66.9°4.04"
Dec38.9°59°6.19"

NOAA station data 0.79 miles from Santa Rosa.

Permits & Regulations in CA

  • Painting jobs of $1,000 or more in California require a CSLB C-33 Painting and Decorating Contractor license
  • Remodeling that spans several trades requires a B General Building Contractor license
  • 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: CSLB C-33 Painting and Decorating Contractor license (jobs of $1,000 or more)

Sources: www.cslb.ca.gov, www.epa.gov

Insulation FAQs for Santa Rosa

How much does attic insulation cost in Santa Rosa?

Blown-in attic insulation in Santa Rosa typically runs $1861-$3588 for a 1,000 square foot attic; spray foam costs two to three times more.

How many insulation contractors serve Santa Rosa?

We track 6 insulation contractors serving Santa Rosa.

Is insulation in Santa Rosa more expensive than average?

Installation labor in Santa Rosa runs about +32.9% versus the national average.

How much insulation does a home in Santa Rosa need?

Santa Rosa sees about 2,567 heating degree days and 459 cooling degree days a year; the colder the climate, the higher the attic R-value worth paying for.

Does insulation help with Santa Rosa summers?

Yes -- with summer highs near 83F in Santa Rosa, attic insulation cuts the heat load on the air conditioner as much as it holds heat in winter.

Do insulation contractors in CA need a license?

In CA, Painting jobs of $1,000 or more in California require a CSLB C-33 Painting and Decorating Contractor license. Adding attic insulation in Santa Rosa rarely needs a permit.

Is spray foam worth it in Santa Rosa?

Spray foam earns its price mainly when ducts or an air handler sit in the attic; otherwise blown-in at $1861-$3588 gets most Santa Rosa homes the same R-value for less.

How many quotes should I get for insulation in Santa Rosa?

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