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Insulation in Wilmington, NC

Compare 6 local insulation pros. Typical service: $1175–$2265.

Top Insulation Companies in Wilmington

  1. 1.All About Energy Solutions

    4.5★ (131 reviews)

    4.5★ from 131 reviews

    +19102530170Website

  2. 2.Sahara Crawlspace and Pest

    4.9★ (74 reviews)

    4.9★ from 74 reviews

    +19104094906Website

  3. 3.North Carolina Spray Foam Insulation

    5.0★ (13 reviews)

    5.0★ from 13 reviews

    +19104008139Website

  4. 4.Blown-Rite Insulation and Gutters LLC.

    3.6★ (27 reviews)

    3.6★ from 27 reviews

    +19103924450

  5. 5.Brunswick Insulation Inc

    5.0★ (2 reviews)

    5.0★ from 2 reviews

    +19104527335

  6. 6.Tricoast Insulation Inc

    +19105151418Website

Insulation Cost in Wilmington

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

ServiceTypical range in Wilmington
Attic blown-in insulation$1,175–$2,265/job
Attic spray foam$2,517–$5,034/job

Insulation prices in Wilmington run about 16% 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 Wilmington, rated 4.6★ on average across 247 customer reviews.

Wilmington Climate & Seasonal Timing

What Wilmington's weather means for scheduling insulation.

Last spring frost
March 17
First fall frost
November 19
Annual precipitation
57.61"
Heating degree days
2,412
Cooling degree days
2,044
MonthLowHighPrecip
Jan35.6°56.4°3.76"
Feb37.9°59.9°3.62"
Mar43.8°66.4°4.21"
Apr51.6°74.2°2.82"
May60°80.7°4.49"
Jun68.7°86.9°5.18"
Jul72.6°89.7°7.48"
Aug71.3°88.1°7.41"
Sep65.6°83.7°7.84"
Oct54.6°75.7°3.89"
Nov45.4°68°3.29"
Dec37.8°59.3°3.62"

NOAA station data 4.06 miles from Wilmington.

Permits & Regulations in NC

  • North Carolina requires a general contractor license only for projects of $40,000 or more; painting and remodeling below that need no state license
  • Remodeling permits are issued by the local inspections department
  • 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 license under $40,000; NCLBGC above

Sources: www.nclbgc.org, www.epa.gov

Insulation FAQs for Wilmington

How much does attic insulation cost in Wilmington?

Blown-in attic insulation in Wilmington typically runs $1175-$2265 for a 1,000 square foot attic; spray foam costs two to three times more.

How many insulation contractors serve Wilmington?

We track 6 insulation contractors serving Wilmington.

Is insulation in Wilmington more expensive than average?

Installation labor in Wilmington runs about -16.1% versus the national average.

How much insulation does a home in Wilmington need?

Wilmington sees about 2,412 heating degree days and 2,044 cooling degree days a year; the colder the climate, the higher the attic R-value worth paying for.

Does insulation help with Wilmington summers?

Yes -- with summer highs near 90F in Wilmington, attic insulation cuts the heat load on the air conditioner as much as it holds heat in winter.

Do insulation contractors in NC need a license?

In NC, North Carolina requires a general contractor license only for projects of $40,000 or more; painting and remodeling below that need no state license. Adding attic insulation in Wilmington rarely needs a permit.

Is spray foam worth it in Wilmington?

Spray foam earns its price mainly when ducts or an air handler sit in the attic; otherwise blown-in at $1175-$2265 gets most Wilmington homes the same R-value for less.

How many quotes should I get for insulation in Wilmington?

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