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Unit pricing

Home Addition cost per square foot in Minneapolis

Home Addition cost per square foot in Minneapolis, Minnesota in 2026.

Low

$48,600

Average

$91,800

High

$151,200

Minneapolis crews quote about $160 – $485 per square foot.

Multiply local unit rates by your real measurements.

What drives home addition prices in Minneapolis

Local labor, permitting and climate move Minneapolis prices away from the national average.

Labor market

Twin Cities crews are skilled and busy in the short summer season.

Permits

City permits required for structural, roofing and mechanical work.

Climate

Extreme cold and heavy snow load shape roofing, windows and insulation.

Minneapolis unit pricing by material

Garage conversion$86 – $215
Sunroom$110 – $270
Bump-out$160 – $380
Single-room addition$160 – $430
Second story$215 – $540
In-law suite / ADU$195 – $485

Ways to lower your Minneapolis price

  • Build up or bump out rather than adding a new foundation footprint.
  • Keep plumbing on the existing wet wall — moving water and waste lines is the costliest change.
  • Convert existing space (garage, attic, basement) at half the per-square-foot cost.
  • Keep the roofline simple; complex tie-ins add framing labor and leak risk.
  • Lock the design before demolition — change orders during construction carry the biggest premiums.

Minneapolis questions

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