iFOAM Insulation of O'Fallon

Insulation contractor in O Fallon, MO 63366

Call (636) 339-3957 ifoam.com Directions

About this company

iFOAM Insulation of O'Fallon is listed as an insulation contractor at 949 W Terra Ln in O Fallon, Missouri, in St. Charles County. It is one of 5 carpentry, drywall and window companies in ZIP 63366.

Other carpentry, drywall and window companies nearby

WunderWoods821 Mid Point Dr, O'Fallon

0.4 mi(314) 574-6036

Capital Foam Systems521 Feise Rd, O Fallon

1.9 mi(636) 294-5205

Hungry Carpenter823 Tamerton Pl, Saint Peters

2.4 mi(636) 345-1964

Merric Millwork and Seating213 S Cool Springs Rd, O'Fallon

2.6 mi(314) 770-9944

Raymond Construction1652 Dove Valley Way, O'Fallon

2.8 mi(636) 240-9086

Strong market, crowded fieldArea profitability for carpentry, drywall and windows in ZIP 63366

Housing demand77

Sales pace, new listings and new construction. Source: Zillow

Customer spending power73

Household income and home values

Room for another company20

More crowded than 80% of US ZIPs

Scored against every US ZIP. An index of local conditions, not this company's results.

County context

One of 23 carpentry, drywall and window companies in St. Charles County, MO.

292 general contractors in St. Charles County, MO.

All 687 construction companies in St. Charles County, MO.

ZIP 63366 at a glance

Population: 54,769 (305 per sq mi)
Median age: 40
Households: Median income $100,621 · 50% earn six figures
Housing: 82% owner-occupied
Workforce: 70% labor-force participation · 3.5% unemployment

ZIP figures are US Census estimates for the ZIP area, not the company.

Housing market around ZIP 63366

Figures describe the local area, not this company.

Typical home value$364,000+1.9% past year · +72% in 10 years

Typical rent$1,708+1.7% past year

12-month value outlook+2.3%

New homes permitted, 20251,661St. Charles County

Days to sale agreement11St. Louis metro · 8 a year ago

Listings with a price cut29.2%St. Louis metro

Sale price vs list100.1%St. Louis metro

New construction sales128St. Louis metro, Aug · −14% from last year

Source: Zillow (home values, rent, outlook and metro sales), data through Sep 2026. Permits: U.S. Census Bureau.

Typical home value, last 10 years

Source: Zillow Home Value Index, Sep 2026.

Local building angle: St. Charles County permitted 1,661 new homes in 2025, including 284 apartment units. 46% of the homes in this ZIP were built since 2000.

Local figures are estimates from public records and Zillow housing data, updated regularly.