Total monthly cost of ownership
Cost to Own a Home in Longmont, Colorado
A $541,000 home here costs
$3,836per month, all in — with 20% down at today's 6.66% 30-year fixed rate.
A standard mortgage calculator would have told you $2,781. The real number is $1,055 higher every month — 38% 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.
Longmont against Weld County and Colorado
| Measure | Longmont | Weld County |
|---|---|---|
| Median home value | $541,400 | $444,500 |
| Median property tax | $2,804 | $2,242 |
| Effective tax rate | 0.518% | 0.504% |
| Median gross rent | $1,755 | $1,469 |
| Population | 98,958 | 340,711 |
Longmont extends across 2 counties. Figures here use Weld County, where most of its housing sits.
The weather behind that power bill
Longmont sits in Weld County, which averages a high of 90.0°F in its hottest month and a low of 9.4°F in its coldest, with 13.43" of precipitation a year and 44% of it in a single three-month stretch. That climate drives 600 cooling and 6,855 heating degree days, which is what sets the $145 electricity line above.
See the full climate breakdown for Weld County — month by month temperatures, rainy season timing, snowfall and heating and cooling costs.
Other cities in Weld County
Common questions
How much does it cost to own a home in Longmont?
A $541,000 home in Longmont, Colorado costs approximately $3,836 per month with 20% down at 6.66%. That is $2,781 principal and interest, $234 property tax, $157 homeowners insurance, $213 utilities and $451 set aside for maintenance.
What is the property tax rate in Longmont?
Longmont has an effective property tax rate of 0.518%, based on a median home value of $541,400 and median real estate taxes of $2,804. That is higher than the Weld County average of 0.504%.
What is the average home price in Longmont?
The median owner-occupied home value in Longmont, Colorado is $541,400, against $444,500 across Weld County.
Is it cheaper to rent or buy in Longmont?
Median gross rent in Longmont is $1,755 a month, against $3,836 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 Longmont — 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.