Total monthly cost of ownership
Cost to Own a Home in Rock Springs, Wyoming
A $246,000 home here costs
$1,885per month, all in — with 20% down at today's 6.66% 30-year fixed rate.
A standard mortgage calculator would have told you $1,265. The real number is $620 higher every month — 49% more than the payment most buyers budget for.
Where every dollar goes
Only the first line is a mortgage payment. Change any assumption above and every figure below recalculates.
Rock Springs against Sweetwater County and Wyoming
| Measure | Rock Springs | Sweetwater County |
|---|---|---|
| Median home value | $245,600 | $242,900 |
| Median property tax | $1,497 | $1,469 |
| Effective tax rate | 0.610% | 0.605% |
| Median gross rent | $943 | $913 |
| Population | 23,229 | 41,786 |
The weather behind that power bill
Rock Springs sits in Sweetwater County, which averages a high of 84.1°F in its hottest month and a low of 13.4°F in its coldest, with 7.55" of precipitation a year and 38% of it in a single three-month stretch. That climate drives 319 cooling and 8,064 heating degree days, which is what sets the $133 electricity line above.
See the full climate breakdown for Sweetwater County — month by month temperatures, rainy season timing, snowfall and heating and cooling costs.
Other cities in Sweetwater County
Full Sweetwater County cost breakdown · Every county in Wyoming
Common questions
How much does it cost to own a home in Rock Springs?
A $246,000 home in Rock Springs, Wyoming costs approximately $1,885 per month with 20% down at 6.66%. That is $1,265 principal and interest, $125 property tax, $89 homeowners insurance, $201 utilities and $205 set aside for maintenance.
What is the property tax rate in Rock Springs?
Rock Springs has an effective property tax rate of 0.610%, based on a median home value of $245,600 and median real estate taxes of $1,497. That is in line with the Sweetwater County average of 0.605%.
What is the average home price in Rock Springs?
The median owner-occupied home value in Rock Springs, Wyoming is $245,600, against $242,900 across Sweetwater County.
Is it cheaper to rent or buy in Rock Springs?
Median gross rent in Rock Springs is $943 a month, against $1,885 to own the median home all in. Renting costs less month to month here, though renting builds no equity.
Sources & methodology
- Median home value, real estate taxes, gross rent and population for Rock Springs — US Census Bureau, American Community Survey ACS 2023 5-Year, place-level tables.
- Homeowners insurance — NAIC average premium for Wyoming.
- Electricity price — EIA Electric Power Monthly Table 5.6.A.
- Mortgage rate — Freddie Mac PMMS, refreshed weekly.
- Maintenance (1%/yr) and water and sewer ($68/mo) are national estimates. Every assumption above is editable.