Total monthly cost of ownership
Cost to Own a Home in Dennis, Texas
A $550,000 home here costs
$4,570per month, all in — with 20% down at today's 6.66% 30-year fixed rate.
A standard mortgage calculator would have told you $2,828. The real number is $1,742 higher every month — 62% 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.
Dennis against Parker County and Texas
| Measure | Dennis | Parker County |
|---|---|---|
| Median home value | $550,200 | $343,600 |
| Median property tax | $8,449 | $4,978 |
| Effective tax rate | 1.536% | 1.449% |
| Median gross rent | — | $1,440 |
| Population | 1,290 | 158,079 |
The weather behind that power bill
Dennis sits in Parker County, which averages a high of 94.7°F in its hottest month and a low of 31.8°F in its coldest, with 35.18" of precipitation a year and 31% of it in a single three-month stretch. That climate drives 2,388 cooling and 2,637 heating degree days, which is what sets the $148 electricity line above.
See the full climate breakdown for Parker County — month by month temperatures, rainy season timing, snowfall and heating and cooling costs.
Other cities in Parker County
Common questions
How much does it cost to own a home in Dennis?
A $550,000 home in Dennis, Texas costs approximately $4,570 per month with 20% down at 6.66%. That is $2,828 principal and interest, $704 property tax, $364 homeowners insurance, $216 utilities and $458 set aside for maintenance.
What is the property tax rate in Dennis?
Dennis has an effective property tax rate of 1.536%, based on a median home value of $550,200 and median real estate taxes of $8,449. That is higher than the Parker County average of 1.449%.
What is the average home price in Dennis?
The median owner-occupied home value in Dennis, Texas is $550,200, against $343,600 across Parker County.
Is it cheaper to rent or buy in Dennis?
Rent data is not published for Dennis at this level of detail.
Sources & methodology
- Median home value, real estate taxes, gross rent and population for Dennis — US Census Bureau, American Community Survey ACS 2023 5-Year, place-level tables.
- Homeowners insurance — NAIC average premium for Texas.
- 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.