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Additions and Remodels Cost in River Forest, IL in 2026

Most Additions and Remodels projects in River Forest, IL cost between $55,000 and $255,000. The typical price is $120,000.

Labour and materials in River Forest run about 10% above the national average. These figures are adjusted for that, so they are not the national average you will find elsewhere.

What drives the price

  • Whether the addition needs its own foundation and roof tie-in
  • Adding a bathroom or kitchen (plumbing and electrical runs)
  • Structural work to the existing wall being opened up
  • Local permit and inspection requirements

Usually included

  • Framing, roofing and siding to match
  • Electrical rough-in and finish
  • Insulation, drywall and paint
  • Flooring and trim

Usually extra

  • Permits and architectural drawings
  • Site work or tree removal
  • High-end fixtures and appliances

Unit prices in River Forest, IL

Quality tierCost per sq ft
Budget$140
Mid-range$300
High-end$640

Home addition and remodeling contractors in River Forest, IL

Businesses listed on Google near River Forest, IL. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.

Additions and Remodels by project type

Additions - ClosetAdditions - GarageAdditions - To Existing StructureRemodel - Accommodate a DisabilityRemodel - BasementRemodel - GarageRemodel - Multiple RoomsRemodel - Attic

Additions and Remodels costs nearby

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