Localized for 1,000+ U.S. cities — adjusted for local labor, climate & permits
City comparison

Furnace Replacement cost: Chicago vs Rockford (2026)

In 2026, furnace replacement is about 19% more expensive in Chicago than in Rockford. Most homeowners pay around $6,850 in Chicago versus $5,750 in Rockford — a gap of roughly $1,100.

Chicago IL

$4,900 $8,800

Typically around $6,850

Rockford IL

Lower cost
$4,100 $7,350

Typically around $5,750

furnace replacement runs about $1,100 (19%) more in Chicago than in Rockford, driven mostly by local labor rates.
Side by side

Chicago vs Rockford: full breakdown

FactorChicagoRockford
Typical 2026 cost$6,850$5,750
Estimated range$4,900–$8,800$4,100–$7,350
Labor index (vs US)×1.14×0.95
Climate zoneColdCold
Climate factor×1.08×1.08
Local permit$225$200
Labor share$4,100$3,450
Materials/equipment$2,750$2,300

Localized 2026 planning estimates — not quotes. Each city adjusts the national furnace replacement range for local labor, climate and permits.

FAQ

Chicago vs Rockford

Is furnace replacement cheaper in Chicago or Rockford?

In 2026, furnace replacement is cheaper in Rockford at about $5,750, versus $6,850 in Chicago — a difference of about $1,100 (19%).

Why does furnace replacement cost more in Chicago than Rockford?

The main driver is local labor rates: Chicago's labor index is 1.14 versus 0.95 in Rockford. Climate zone (cold vs cold) and permit fees also shift the total.

How much is furnace replacement in Chicago, IL?

In Chicago, furnace replacement typically runs $4,900–$8,800 in 2026, with most homeowners paying around $6,850.

Updated June 2026 · By Costadia Editorial