Total monthly cost of ownership
Cost to Own a Home in Caldwell, Idaho
A $322,000 home here costs
$2,323per month, all in — with 20% down at today's 6.66% 30-year fixed rate.
A standard mortgage calculator would have told you $1,655. The real number is $668 higher every month — 40% 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.
Caldwell against Canyon County and Idaho
| Measure | Caldwell | Canyon County |
|---|---|---|
| Median home value | $322,100 | $350,300 |
| Median property tax | $1,898 | $1,996 |
| Effective tax rate | 0.589% | 0.570% |
| Median gross rent | $1,135 | $1,259 |
| Population | 63,465 | 242,405 |
The weather behind that power bill
Caldwell sits in Canyon County, which averages a high of 89.9°F in its hottest month and a low of 24.0°F in its coldest, with 10" of precipitation a year and 34% of it in a single three-month stretch. That climate drives 771 cooling and 5,288 heating degree days, which is what sets the $111 electricity line above.
See the full climate breakdown for Canyon County — month by month temperatures, rainy season timing, snowfall and heating and cooling costs.
Other cities in Canyon County
Common questions
How much does it cost to own a home in Caldwell?
A $322,000 home in Caldwell, Idaho costs approximately $2,323 per month with 20% down at 6.66%. That is $1,655 principal and interest, $158 property tax, $63 homeowners insurance, $179 utilities and $268 set aside for maintenance.
What is the property tax rate in Caldwell?
Caldwell has an effective property tax rate of 0.589%, based on a median home value of $322,100 and median real estate taxes of $1,898. That is higher than the Canyon County average of 0.570%.
What is the average home price in Caldwell?
The median owner-occupied home value in Caldwell, Idaho is $322,100, against $350,300 across Canyon County.
Is it cheaper to rent or buy in Caldwell?
Median gross rent in Caldwell is $1,135 a month, against $2,323 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 Caldwell — US Census Bureau, American Community Survey ACS 2023 5-Year, place-level tables.
- Homeowners insurance — NAIC average premium for Idaho.
- 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.