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

Flat Roof Replacement cost: Billings vs Great Falls (2026)

In 2026, flat roof replacement is about 0% more expensive in Billings than in Great Falls. Most homeowners pay around $10,050 in Billings versus $10,000 in Great Falls — a gap of roughly $50.

Billings MT

$5,150 $14,950

Typically around $10,050

Great Falls MT

Lower cost
$5,100 $14,850

Typically around $10,000

flat roof replacement runs about $50 (0%) more in Billings than in Great Falls, driven mostly by local labor rates.
Side by side

Billings vs Great Falls: full breakdown

FactorBillingsGreat Falls
Typical 2026 cost$10,050$10,000
Estimated range$5,150–$14,950$5,100–$14,850
Labor index (vs US)×0.95×0.95
Climate zoneColdCold
Climate factor×1.03×1.03
Local permit$250$250
Labor share$6,050$6,000
Materials/equipment$4,000$4,000

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

FAQ

Billings vs Great Falls

Is flat roof replacement cheaper in Billings or Great Falls?

In 2026, flat roof replacement is cheaper in Great Falls at about $10,000, versus $10,050 in Billings — a difference of about $50 (0%).

Why does flat roof replacement cost more in Billings than Great Falls?

The main driver is local labor rates: Billings's labor index is 0.95 versus 0.95 in Great Falls. Climate zone (cold vs cold) also shift the total.

How much is flat roof replacement in Billings, MT?

In Billings, flat roof replacement typically runs $5,150–$14,950 in 2026, with most homeowners paying around $10,050.

Updated June 2026 · By Costadia Editorial