Total monthly cost of ownership
Cost to Own a Home in Louisville, Colorado
A $835,000 home here costs
$5,809per month, all in — with 20% down at today's 6.66% 30-year fixed rate.
A standard mortgage calculator would have told you $4,293. The real number is $1,517 higher every month — 35% 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.
Louisville against Boulder County and Colorado
| Measure | Louisville | Boulder County |
|---|---|---|
| Median home value | $835,000 | $713,900 |
| Median property tax | $4,383 | $3,821 |
| Effective tax rate | 0.525% | 0.535% |
| Median gross rent | $2,069 | $1,893 |
| Population | 20,788 | 328,317 |
The weather behind that power bill
Louisville sits in Boulder County, which averages a high of 67.9°F in its hottest month and a low of 11.5°F in its coldest, with 33.86" of precipitation a year and 36% of it in a single three-month stretch. That climate drives 0 cooling and 10,824 heating degree days, which is what sets the $145 electricity line above.
See the full climate breakdown for Boulder County — month by month temperatures, rainy season timing, snowfall and heating and cooling costs.
Other cities in Boulder County
Full Boulder County cost breakdown · Every county in Colorado
Common questions
How much does it cost to own a home in Louisville?
A $835,000 home in Louisville, Colorado costs approximately $5,809 per month with 20% down at 6.66%. That is $4,293 principal and interest, $365 property tax, $242 homeowners insurance, $213 utilities and $696 set aside for maintenance.
What is the property tax rate in Louisville?
Louisville has an effective property tax rate of 0.525%, based on a median home value of $835,000 and median real estate taxes of $4,383. That is lower than the Boulder County average of 0.535%.
What is the average home price in Louisville?
The median owner-occupied home value in Louisville, Colorado is $835,000, against $713,900 across Boulder County.
Is it cheaper to rent or buy in Louisville?
Median gross rent in Louisville is $2,069 a month, against $5,809 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 Louisville — US Census Bureau, American Community Survey ACS 2023 5-Year, place-level tables.
- Homeowners insurance — NAIC average premium for Colorado.
- 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.