# Heat pump vs. gas furnace and AC on Rocky Mountain Power (PacifiCorp) rates (UT)

> **Quick answer** (updated 2026-11-10): As of November 2026, for a typical 1,800 sq ft gas-heated home on Rocky Mountain Power (PacifiCorp) electricity rates in Utah that needs a new furnace and AC: It depends on your quotes. A heat pump saves about $30 a year to run, so it comes out ahead over 15 years if its quote is no more than $500 above the quote for a new furnace and AC.

- Verdict: **depends on quotes**
- Heat pump yearly running cost vs. a new gas furnace and AC: $30 less
- Break-even quote gap: the heat pump wins over 15 years if its quote is no more than $500 above the like-for-like quote
- Interactive calculator (change size, insulation, fuel, prices, ZIP): https://meterwise.app/ut/rocky-mountain-power-pacificorp/heat-pump-vs-furnace/
- Machine-readable data: https://meterwise.app/data/v1/utilities/ut/rocky-mountain-power-pacificorp.json

## Typical home: costs by option

1,800 sq ft, average insulation, heating with gas, furnace and AC both need replacing.

| Option | Installed (typical) | Installed range | Rebates | Energy per year | 15-year total |
|---|---|---|---|---|---|
| New gas furnace + new AC | $11,280 | $8,830–$13,730 | – | $800 | $23,300 |
| Heat pump (replaces both) | $11,280 | $7,850–$14,720 | – | $770 | $22,900 |
| High-efficiency cold-climate heat pump | $14,720 | $10,790–$19,620 | – | $600 | $23,700 |

## Inputs

- Electricity: Rocky Mountain Power (PacifiCorp)'s average residential price in UT (EIA), $0.125/kWh; the winter price of extra kWh is estimated at $0.114/kWh. Enter your own rate for a closer answer. Typical-bill price 12.5¢/kWh, -6% vs. the Utah average of 13.3¢/kWh.
- Weather: Salt Lake County, 6,301 heating and 677 cooling degree days a year (NOAA 1991-2020 normals).
- Gas: $1.05/therm (Utah winter average, EIA); propane $2.38/gallon; heating oil $6.15/gallon.
- Homes in this utility's Utah area heat with gas 79%, electricity 16%, propane 2%, other 2% (U.S. Census Bureau ACS 2019-2023).
- Installed prices: published study ranges, scaled for home size and Utah HVAC installer wages (BLS).
- Rebates: not yet checked in Utah, so not included.

## Common questions

**Is a heat pump worth it for Rocky Mountain Power (PacifiCorp) customers?**
As of November 2026, for a typical 1,800 sq ft gas-heated home on Rocky Mountain Power (PacifiCorp) electricity rates in Utah that needs a new furnace and AC: It depends on your quotes. A heat pump saves about $30 a year to run, so it comes out ahead over 15 years if its quote is no more than $500 above the quote for a new furnace and AC.

**How much does a heat pump cost to run on Rocky Mountain Power (PacifiCorp)'s rates?**
About $770 a year for heating and cooling with the Heat pump (replaces both) option, against $800 for New gas furnace + new AC.

**What electricity price does this use?**
Electricity: Rocky Mountain Power (PacifiCorp)'s average residential price in UT (EIA), $0.125/kWh; the winter price of extra kWh is estimated at $0.114/kWh. Enter your own rate for a closer answer.

## Method

Heating and cooling need from local weather, floor area and insulation; each option's efficiency (heat pumps lose
efficiency in the cold and use backup heat in cold months) turns that into kWh and fuel; electricity is priced
through the utility's tariff; installed costs come from published ranges. Full method: https://meterwise.app/about/index.md

Estimates for a typical home, not a quote or financial advice.

## Other Utah utilities

- [Garkane Energy Coop, Inc](https://meterwise.app/ut/garkane-energy-coop-inc/heat-pump-vs-furnace/index.md)
- [Moon Lake Electric Assn Inc](https://meterwise.app/ut/moon-lake-electric-assn-inc/heat-pump-vs-furnace/index.md)
- [Provo City Corp](https://meterwise.app/ut/provo-city-corp/heat-pump-vs-furnace/index.md)
- [Dixie Escalante R E A, Inc](https://meterwise.app/ut/dixie-escalante-r-e-a-inc/heat-pump-vs-furnace/index.md)
- [All Utah utilities](https://meterwise.app/ut/index.md)

## Cite this page

MeterWise, "Heat pump vs. gas furnace and AC on Rocky Mountain Power (PacifiCorp) rates (UT)", updated 2026-11-10, https://meterwise.app/ut/rocky-mountain-power-pacificorp/heat-pump-vs-furnace/. Data licensed CC BY 4.0.