Tankless Water Heater Installation cost: Billings vs Great Falls (2026)
In 2026, tankless water heater installation is about 1% more expensive in Billings than in Great Falls. Most homeowners pay around $4,200 in Billings versus $4,150 in Great Falls — a gap of roughly $50.
Billings MT
Typically around $4,200
Great Falls MT
Lower costTypically around $4,150
Billings vs Great Falls: full breakdown
| Factor | Billings | Great Falls |
|---|---|---|
| Typical 2026 cost | $4,200 | $4,150 |
| Estimated range | $2,650–$5,700 | $2,600–$5,650 |
| Labor index (vs US) | ×0.96 | ×0.95 |
| Climate zone | Cold | Cold |
| Climate factor | ×1.04 | ×1.04 |
| Local permit | $150 | $125 |
| Labor share | $2,300 | $2,300 |
| Materials/equipment | $1,900 | $1,850 |
Localized 2026 planning estimates — not quotes. Each city adjusts the national tankless water heater installation range for local labor, climate and permits.
Billings vs Great Falls
Is tankless water heater installation cheaper in Billings or Great Falls?
In 2026, tankless water heater installation is cheaper in Great Falls at about $4,150, versus $4,200 in Billings — a difference of about $50 (1%).
Why does tankless water heater installation cost more in Billings than Great Falls?
The main driver is local labor rates: Billings's labor index is 0.96 versus 0.95 in Great Falls. Climate zone (cold vs cold) and permit fees also shift the total.
How much is tankless water heater installation in Billings, MT?
In Billings, tankless water heater installation typically runs $2,650–$5,700 in 2026, with most homeowners paying around $4,200.
Updated June 2026 · By Costadia Editorial