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Illinois InsulatorsInsulation contractor in Downers Grove, IL

Illinois Insulators is an insulation contractor at 555 Rogers St, Downers Grove, IL 60515, ranked #14 of 141 insulation contractors in Downers Grove and rated 4.6 from 29 Google reviews. Open Monday to Saturday.

Downers Grove, ILUpdated 0 paid placements in any rankingHow we rank

Call (815) 846-4271Website ↗

Key facts

Key facts about Illinois Insulators
Address555 Rogers St, Downers Grove, IL 60515Get directions
Phone(815) 846-4271
Websiteillinoisinsulators.com
HoursMonday to Friday: 6:45 AM – 5 PM; Saturday: 7 AM – 1 PM
Google rating4.6 from 29 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • Insulationmain tradeGoogle main category
  • Water Damage Restorationadditional Google category

Service area

Serves Downers Grove and 11 towns within 25 miles: Westmont, Clarendon Hills, Hinsdale, Darien, Willowbrook, Lisle, Woodridge, Oak Brook, Western Springs, Burr Ridge and Lombard.

Based in Downers Grove, ILView on map

Opening hours

Opening hours for Illinois Insulators
DayHours
Monday6:45 AM – 5 PM
Tuesday6:45 AM – 5 PM
Wednesday6:45 AM – 5 PM
Thursday6:45 AM – 5 PM
Friday6:45 AM – 5 PM
Saturday7 AM – 1 PM
SundayClosed
  • Open evenings — no
  • Open Saturdays
  • Open Sundays — no

Typical insulation prices

Typical insulation prices
JobLowTypicalHigh
Attic insulationPer attic: typical range of customer-reported jobs (about $1 to $3 per sq ft). US national range$1,700$2,100$2,500

Market ranges for the trade, checked October 2026, not a quote from this business. Ask for a written estimate.

Compare nearby insulation contractors

Illinois Insulators compared with nearby businesses
BusinessRankCR ScoreGoogle ratingLicense verifiedSaturdaySundayDistance away
Illinois Insulators (this business)—564.6 (29)—YesNo
Koala Insulation of SW Chicago#12564.9 (288)—NoNo7.7 mi
Crawlspaces.com#13565.0 (53)—YesNo7.3 mi
Top Air Solutions#15564.9 (602)—YesNo22.0 mi

See all 141 ranked insulation contractors in Downers Grove

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

4.6from 29 Google reviews

Hired Illinois Insulators? Write a review

Questions about Illinois Insulators

How is Illinois Insulators ranked in Downers Grove?

Illinois Insulators is ranked #14 of 141 insulation contractors in Downers Grove by CR Score, with 56 out of 100 as of October 2026. The score weighs reputation, credentials, review volume, recency, availability, trade focus, proximity, claimed profile, partnered and ContractorsRanked reviews. No business can pay to change its rank.

What are Illinois Insulators’ hours?

Illinois Insulators is open Monday to Saturday. Its listed hours are Monday to Friday, 6:45 AM – 5 PM; Saturday, 7 AM – 1 PM. On Saturdays it is open 7 AM to 1 PM and closed on Sundays. Hours come from the business listing; holiday hours may differ.

What areas does Illinois Insulators serve?

Serves Downers Grove and 11 towns within 25 miles: Westmont, Clarendon Hills, Hinsdale, Darien, Willowbrook, Lisle, Woodridge, Oak Brook, Western Springs, Burr Ridge and Lombard. The list is based on the business's location and the usual service radius for insulation. Confirm your address is covered when you call.

What do Google reviews say about Illinois Insulators?

Illinois Insulators has a rating of 4.6 from 29 Google reviews. The CR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.

How do I contact Illinois Insulators?

Call Illinois Insulators on (815) 846-4271. The business is at 555 Rogers St, Downers Grove, IL 60515. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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